/**
 * VG Berlin — Civic Editorial Style.
 *
 * Typografie: Fraunces (Variable Serif) als Display, Work Sans als Body.
 * Palette:    warme Off-Whites, gedaempftes Berliner Rot, tiefer Warmton-Schwarz.
 * Prinzipien: ruhige Rasterung, raffinierte Microstates, taktile Tiefe
 *             statt flacher Oberflaechen. Alle Kontraste >= WCAG AA.
 */

/* --------------------------------------------------------------------------
 * Design-Tokens
 * ------------------------------------------------------------------------ */
:root {
    /* Flaechen */
    --color-bg: #faf8f3;
    --color-surface: #ffffff;
    --color-surface-alt: #f2efe8;
    --color-surface-deep: #eae5d9;

    /* Typografie */
    --color-ink: #0f0f0e;
    --color-text: #1d1d1a;
    --color-text-muted: #5a5850;
    --color-text-subtle: #8a877d;

    /* Linien */
    --color-border: #e5e1d7;
    --color-line: #d8d3c6;
    --color-hairline: rgba(15, 15, 14, 0.08);

    /* Akzent */
    --color-red: #d32f22;
    --color-red-hover: #a8251b;
    --color-red-soft: rgba(211, 47, 34, 0.1);
    --color-accent: #7a1e1a;

    /* Dunkle Flaechen */
    --color-overlay: #15130f;
    --color-overlay-gradient: linear-gradient(158deg, #1c1a15 0%, #0a0908 100%);

    /* Fokus (Berliner Rot statt Generic-Blau) */
    --color-focus: #d32f22;
    --color-focus-shadow: rgba(211, 47, 34, 0.22);

    /* Schriften */
    --font-display: "Fraunces", Georgia, "Times New Roman", serif;
    --font-body: "Work Sans", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;

    /* Typo-Scale */
    --font-size-base: 1.0625rem;
    --line-height-base: 1.65;

    /* Layout */
    --content-width: 1280px;
    --content-narrow: 820px;
    --content-pad: clamp(1.25rem, 3vw, 2.5rem);

    --cta-height: 58px;

    /* Schatten & Kanten */
    --shadow-soft: 0 2px 10px rgba(20, 18, 10, 0.04);
    --shadow-card: 0 1px 3px rgba(20, 18, 10, 0.05);
    --shadow-card-hover: 0 16px 40px -14px rgba(20, 18, 10, 0.22);
    --shadow-deep: 0 30px 60px -24px rgba(20, 18, 10, 0.3);

    /* Motion */
    --ease-out: cubic-bezier(0.2, 0.7, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0.05, 0.3, 0.9);
    --dur-fast: 0.15s;
    --dur: 0.28s;
    --dur-slow: 0.55s;
}

/* --------------------------------------------------------------------------
 * Reset & Basis
 * ------------------------------------------------------------------------ */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(ellipse 1100px 520px at 50% -120px, rgba(211, 47, 34, 0.04) 0%, transparent 70%),
        var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    font-weight: 400;
    font-feature-settings: "ss01", "cv11", "liga";
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

img, svg, video {
    max-width: 100%;
    height: auto;
    display: block;
}

::selection {
    background: var(--color-red);
    color: #ffffff;
}

a {
    color: var(--color-ink);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
    transition: color var(--dur-fast) var(--ease-out);
}
a:hover { color: var(--color-red); }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
    font-variation-settings: "SOFT" 0, "WONK" 0;
    color: var(--color-ink);
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin: 0;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

/* --------------------------------------------------------------------------
 * Fokus-Stile — Berliner Rot als Signaturfarbe fuer Keyboard-User
 * ------------------------------------------------------------------------ */
:focus {
    outline: 2px solid var(--color-focus);
    outline-offset: 3px;
}
:focus:not(:focus-visible) { outline: none; }
:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: 3px;
    box-shadow: 0 0 0 5px var(--color-focus-shadow);
    border-radius: 2px;
}

/* --------------------------------------------------------------------------
 * Utility
 * ------------------------------------------------------------------------ */
.visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    padding: 0.85rem 1.35rem;
    background: var(--color-red);
    color: #ffffff;
    font-family: var(--font-body);
    font-weight: 600;
    text-decoration: none;
    z-index: 1000;
    box-shadow: var(--shadow-deep);
}
.skip-link:focus {
    left: 1rem;
    top: 1rem;
    outline: 2px solid #ffffff;
    outline-offset: -4px;
}

/* --------------------------------------------------------------------------
 * Header — dreistufig, dezent layered
 * ------------------------------------------------------------------------ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--color-surface);
    box-shadow: 0 1px 0 var(--color-hairline);
    backdrop-filter: saturate(120%);
}

.top-bar {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-hairline);
}
.top-bar__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--content-pad);
    min-height: 64px;
    display: flex;
    align-items: center;
}
.custom-logo { max-height: 44px; width: auto; }

/* Echtes BERLIN-SVG-Logo aus dem Theme (Default, wenn kein Custom-Logo hochgeladen) */
.berlin-mark-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    transition: transform var(--dur) var(--ease-out);
}
.berlin-mark-link:hover { transform: translateY(-1px); }
.berlin-mark-svg {
    display: block;
    max-height: 44px;
    width: auto;
    height: auto;
}

.berlin-mark {
    display: inline-flex;
    align-items: stretch;
    text-decoration: none;
    border: 1px solid var(--color-ink);
    height: 42px;
    transition: transform var(--dur) var(--ease-out);
}
.berlin-mark:hover { transform: translateY(-1px); }
.berlin-mark__word {
    display: inline-flex;
    align-items: center;
    padding: 0 0.85rem;
    font-family: var(--font-body);
    font-weight: 800;
    letter-spacing: 0.04em;
    font-size: 1.1rem;
    color: var(--color-red);
}
.berlin-mark__crest {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    border-left: 1px solid var(--color-ink);
}
.berlin-mark__crest svg { width: 26px; height: 32px; }

.main-bar {
    background: var(--color-surface);
}
.main-bar__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--content-pad);
    min-height: 88px;
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2vw, 2rem);
}

.main-bar__title {
    flex: 1 1 auto;
    min-width: 0;
    font-family: var(--font-display);
    font-optical-sizing: auto;
    font-weight: 600;
    font-size: clamp(1.35rem, 2.6vw, 2rem);
    letter-spacing: -0.024em;
    line-height: 1.1;
    color: var(--color-ink);
    text-decoration: none;
    padding: 0.5rem 0;
    transition: color var(--dur-fast) var(--ease-out);
}
.main-bar__title:hover { color: var(--color-red); }

/* Tool-Buttons (Barrierefrei / Suche / Menu) */
.main-bar__tools {
    display: flex;
    gap: 0.1rem;
    align-items: stretch;
}
.tool-btn {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.15rem;
    min-width: 72px;
    padding: 0.6rem 0.7rem;
    background: transparent;
    border: 0;
    color: var(--color-ink);
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    line-height: 1.2;
    cursor: pointer;
    transition: color var(--dur-fast) var(--ease-out);
}
.tool-btn::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 10px;
    width: 0;
    height: 1.5px;
    background: var(--color-red);
    transform: translateX(-50%);
    transition: width var(--dur) var(--ease-out);
}
.tool-btn:hover { color: var(--color-red); }
.tool-btn:hover::after { width: 32px; }
.tool-btn__icon { line-height: 0; }
.tool-btn__label { text-align: center; }

/* Off-canvas Primaerweg */
.site-nav {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 var(--content-pad);
}
.site-nav__menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: none;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--color-hairline);
}
.site-nav__menu.is-open { display: flex; padding: 0.5rem 0 1rem; }
.site-nav__menu a {
    display: block;
    padding: 0.9rem 0;
    color: var(--color-ink);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 1px solid var(--color-hairline);
    transition: color var(--dur-fast) var(--ease-out);
}
.site-nav__menu a:hover { color: var(--color-red); }

/* Sprach-Bar — filigran, grauer Balken, kompaktes Schwarz-Pill */
.lang-bar {
    background: var(--color-surface-alt);
    border-top: 1px solid var(--color-hairline);
}
.lang-bar__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0.3rem var(--content-pad);
    min-height: 36px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}
.lang-bar__select-wrap {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}
.lang-bar__select {
    appearance: none;
    background: var(--color-ink);
    color: #ffffff;
    border: 0;
    padding: 0.2rem 0.6rem;
    margin: 0;
    font: inherit;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.01em;
    text-transform: lowercase;
    cursor: pointer;
    line-height: 1.4;
    transition: background-color var(--dur-fast) var(--ease-out);
}
.lang-bar__select:hover { background: var(--color-red); }
.lang-bar__select option {
    color: var(--color-ink);
    background: var(--color-surface);
    font-weight: 400;
    text-transform: none;
}
.lang-bar__chevron {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-ink);
    pointer-events: none;
    line-height: 0;
    transition: transform var(--dur) var(--ease-out);
}
.lang-bar__chevron svg { width: 12px; height: 8px; }
.lang-bar__select-wrap:hover .lang-bar__chevron { transform: translateY(1px); }

[dir="rtl"] .lang-bar__inner { justify-content: flex-start; }

/* --------------------------------------------------------------------------
 * Hero-Split — atmosphaerisches Bild + dunkler Overlay
 * ------------------------------------------------------------------------ */
.hero-split {
    padding: clamp(2rem, 4vw, 3.5rem) var(--content-pad) 1.25rem;
    position: relative;
}
.hero-split__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: grid;
    gap: 0;
    grid-template-columns: 1fr;
    box-shadow: var(--shadow-soft);
    animation: vg-fade-up 0.9s var(--ease-out) 0.05s backwards;
}
@media (min-width: 900px) {
    .hero-split__inner { grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); }
}

.hero-split__image {
    background: var(--color-surface-deep);
    aspect-ratio: 16 / 10;
    overflow: hidden;
    position: relative;
}
.hero-split__image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, transparent 70%, rgba(21, 19, 15, 0.12) 100%);
    pointer-events: none;
}
.hero-split__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s var(--ease-out);
}
.hero-split__inner:hover .hero-split__image img { transform: scale(1.015); }
.hero-split__image-placeholder { width: 100%; height: 100%; }
.hero-split__image-placeholder svg { width: 100%; height: 100%; }

.hero-split__overlay {
    position: relative;
    background: var(--color-overlay-gradient);
    color: #ffffff;
    padding: clamp(1.75rem, 3vw, 2.5rem) clamp(1.75rem, 3vw, 2.5rem) 0;
    display: flex;
    flex-direction: column;
    min-height: 100%;
    gap: 1.35rem;
    overflow: hidden;
}
.hero-split__overlay::before {
    /* Duenne Akzentlinie links in Berliner Rot */
    content: "";
    position: absolute;
    top: clamp(1.75rem, 3vw, 2.5rem);
    left: 0;
    width: 3px;
    height: 2.25rem;
    background: var(--color-red);
}
.hero-split__overlay-content {
    flex: 1 1 auto;
    margin: 0;
}
.hero-split__title {
    font-family: var(--font-display);
    font-optical-sizing: auto;
    font-weight: 600;
    font-size: clamp(1.7rem, 2.8vw, 2.3rem);
    letter-spacing: -0.022em;
    line-height: 1.1;
    color: #ffffff;
    margin: 0 0 0.85rem;
}
.hero-split__text {
    margin: 0 0 0.9rem;
    color: rgba(255, 255, 255, 0.82);
    font-size: 1.02rem;
    line-height: 1.55;
    max-width: 36ch;
}
.hero-split__credit {
    margin: 0.4rem 0 0;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.82rem;
    font-family: var(--font-body);
    letter-spacing: 0.03em;
}
.hero-split__credit strong {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.74rem;
    margin-right: 0.25rem;
}

/* Schraffur-Pattern am unteren Rand, mit Farbverlauf-Uebergang */
.hero-split__pattern {
    display: block;
    height: 30px;
    background-image:
        linear-gradient(to top, rgba(10, 9, 8, 0.4), transparent),
        repeating-linear-gradient(
            135deg,
            #26231d 0,
            #26231d 6px,
            transparent 6px,
            transparent 14px
        );
    background-color: var(--color-overlay);
    margin: 0 calc(-1 * clamp(1.75rem, 3vw, 2.5rem));
    flex-shrink: 0;
}

/* --------------------------------------------------------------------------
 * CTA-Arrow-Button — knackig, mit micro-interaction
 * ------------------------------------------------------------------------ */
.cta-arrow-btn {
    display: inline-flex;
    align-items: stretch;
    align-self: flex-start;
    background: #ffffff;
    color: var(--color-ink);
    text-decoration: none;
    font-family: var(--font-body);
    font-weight: 600;
    letter-spacing: 0.005em;
    font-size: 0.98rem;
    min-height: var(--cta-height);
    max-width: 100%;
    margin: 0;
    border: 0;
    padding: 0;
    cursor: pointer;
    flex-shrink: 0;
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08), 0 12px 30px -16px rgba(211, 47, 34, 0.45);
    transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.cta-arrow-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08), 0 18px 40px -16px rgba(211, 47, 34, 0.6);
    color: var(--color-ink);
}
.cta-arrow-btn__label {
    display: inline-flex;
    align-items: center;
    padding: 0 1.3rem;
    transition: padding var(--dur) var(--ease-out);
}
.cta-arrow-btn__arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--cta-height);
    background: var(--color-red);
    transition: background-color var(--dur) var(--ease-out);
}
.cta-arrow-btn__arrow svg {
    transition: transform var(--dur) var(--ease-out);
}
.cta-arrow-btn:hover .cta-arrow-btn__arrow { background: var(--color-red-hover); }
.cta-arrow-btn:hover .cta-arrow-btn__arrow svg { transform: translateX(3px); }
.cta-arrow-btn:hover .cta-arrow-btn__label { padding-left: 1.5rem; padding-right: 1.4rem; }

[dir="rtl"] .cta-arrow-btn__arrow svg { transform: scaleX(-1); }
[dir="rtl"] .cta-arrow-btn:hover .cta-arrow-btn__arrow svg { transform: scaleX(-1) translateX(3px); }

/* --------------------------------------------------------------------------
 * Karten — refined hover, serif-Titel, rote Akzent-Linie
 * ------------------------------------------------------------------------ */
.cards {
    padding: clamp(3rem, 6vw, 5rem) var(--content-pad);
}
.cards__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}
@media (min-width: 760px) { .cards__inner { grid-template-columns: repeat(3, 1fr); } }

.card {
    position: relative;
    background: var(--color-surface);
    padding: 2.25rem 2rem 2rem;
    color: var(--color-text);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition:
        transform var(--dur) var(--ease-out),
        box-shadow var(--dur) var(--ease-out),
        border-color var(--dur) var(--ease-out);
    animation: vg-fade-up 0.7s var(--ease-out) backwards;
}
.cards__inner .card:nth-child(1) { animation-delay: 0.15s; }
.cards__inner .card:nth-child(2) { animation-delay: 0.25s; }
.cards__inner .card:nth-child(3) { animation-delay: 0.35s; }

.card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: var(--color-red);
    transition: width var(--dur-slow) var(--ease-out);
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    border-color: transparent;
}
.card:hover::before { width: 100%; }

.card__title {
    font-family: var(--font-display);
    font-optical-sizing: auto;
    font-weight: 600;
    font-size: 1.45rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin: 0 0 0.85rem;
    color: var(--color-ink);
}
.card__text {
    margin: 0 0 1rem;
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}
.card__link-wrap { margin: 1.1rem 0 0; }
.card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--color-ink);
    text-decoration: none;
    padding: 0.25rem 0;
    position: relative;
}
.card__link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 1.5px;
    background: var(--color-red);
    transform-origin: left;
    transform: scaleX(1);
    transition: transform var(--dur) var(--ease-out);
}
.card__link:hover { color: var(--color-red); }
.card__link:hover::after { transform: scaleX(0.5); }
.card__arrow {
    color: var(--color-red);
    display: inline-block;
    transition: transform var(--dur) var(--ease-out);
}
.card__link:hover .card__arrow { transform: translateX(3px); }

/* --------------------------------------------------------------------------
 * Fragenkatalog-Sektion — der iframe bringt seine eigene Karte mit
 * ------------------------------------------------------------------------ */
.questionnaire {
    padding: clamp(3rem, 6vw, 5rem) var(--content-pad);
    background: var(--color-surface-alt);
    scroll-margin-top: calc(64px + 88px + 36px + 1rem);
    position: relative;
}
.questionnaire::before {
    /* Duenner roter Abschnittsakzent */
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-hairline), transparent);
}
.questionnaire__inner {
    max-width: var(--content-width);
    margin: 0 auto;
}
.questionnaire__title {
    font-family: var(--font-display);
    font-optical-sizing: auto;
    font-weight: 600;
    font-size: clamp(1.7rem, 2.8vw, 2.2rem);
    letter-spacing: -0.022em;
    line-height: 1.15;
    margin: 0 0 0.9rem;
}
.questionnaire__intro {
    margin: 0 0 2rem;
    color: var(--color-text-muted);
    max-width: 62ch;
    font-size: 1.05rem;
    line-height: 1.6;
}
.questionnaire__embed {
    min-height: 200px;
    background: transparent;
    padding: 0;
    border: 0;
}
.questionnaire__embed iframe {
    width: 100%;
    border: 0;
    display: block;
    background: transparent;
}
.questionnaire__privacy-hint {
    margin: 0.75rem 0 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.questionnaire__placeholder {
    padding: 2rem;
    background: var(--color-surface);
    border-left: 3px solid var(--color-red);
    color: var(--color-text-muted);
    font-family: var(--font-body);
    font-size: 0.95rem;
}

/* --------------------------------------------------------------------------
 * Kontakt
 * ------------------------------------------------------------------------ */
.contact {
    padding: clamp(3rem, 6vw, 5rem) var(--content-pad);
    background: var(--color-bg);
}
.contact__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: grid;
    gap: 2.5rem;
    grid-template-columns: 1fr;
}
@media (min-width: 800px) { .contact__inner { grid-template-columns: 1.1fr 0.9fr; } }
.contact__title {
    font-family: var(--font-display);
    font-optical-sizing: auto;
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 0 0 1rem;
}
.contact__text {
    color: var(--color-text-muted);
    margin: 0 0 1.5rem;
    font-size: 1.02rem;
    line-height: 1.6;
    max-width: 52ch;
}
.contact__list { list-style: none; padding: 0; margin: 0; }
.contact__list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-hairline);
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
}
.contact__list li:first-child { border-top: 1px solid var(--color-hairline); }
.contact__list-label {
    font-family: var(--font-body);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
    color: var(--color-text-subtle);
    min-width: 5rem;
}
.contact__list a {
    color: var(--color-ink);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.contact__list a:hover {
    color: var(--color-red);
    border-bottom-color: var(--color-red);
}
.contact__map iframe {
    width: 100%;
    min-height: 280px;
    border: 0;
    box-shadow: var(--shadow-soft);
}

/* --------------------------------------------------------------------------
 * Single-Page (Impressum, Datenschutz, BITV)
 * ------------------------------------------------------------------------ */
.single-page {
    padding: clamp(3rem, 6vw, 5rem) var(--content-pad);
}
.single-page__inner {
    max-width: var(--content-narrow);
    margin: 0 auto;
}
.single-page__eyebrow {
    font-family: var(--font-body);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-red);
    font-size: 0.78rem;
    margin: 0 0 0.85rem;
}
.single-page__title {
    font-family: var(--font-display);
    font-optical-sizing: auto;
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 600;
    letter-spacing: -0.028em;
    line-height: 1.1;
    margin: 0 0 2rem;
}
.single-page__content {
    font-size: 1.05rem;
    line-height: 1.7;
    hanging-punctuation: first;
}
.single-page__content h2 {
    font-family: var(--font-display);
    font-size: 1.55rem;
    font-weight: 600;
    margin: 2.5rem 0 1rem;
}
.single-page__content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1.75rem 0 0.75rem;
}

/* --------------------------------------------------------------------------
 * Footer
 * ------------------------------------------------------------------------ */
.site-footer {
    background: var(--color-overlay);
    color: rgba(255, 255, 255, 0.75);
    padding: clamp(2.5rem, 5vw, 4rem) var(--content-pad) 1.5rem;
    margin-top: 0;
    position: relative;
}
.site-footer::before {
    content: "";
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--color-red) 0%, var(--color-red) 12%, transparent 12%);
}
.site-footer__inner {
    max-width: var(--content-width);
    margin: 0 auto;
    display: grid;
    gap: 2.5rem;
    grid-template-columns: 1fr;
}
@media (min-width: 760px) { .site-footer__inner { grid-template-columns: repeat(3, 1fr); } }
.site-footer a {
    color: #ffffff;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.site-footer a:hover {
    color: #ffffff;
    border-bottom-color: var(--color-red);
}
.site-footer__heading {
    font-family: var(--font-body);
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    margin: 0 0 1.1rem;
}
.site-footer__list { list-style: none; padding: 0; margin: 0; }
.site-footer__list li { padding: 0.35rem 0; }
.site-footer address {
    font-style: normal;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.65;
}
.site-footer__note,
.site-footer__copyright {
    max-width: var(--content-width);
    margin: 2.5rem auto 0;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.01em;
}

/* --------------------------------------------------------------------------
 * Mega-Footer im Berlin.de-Stil
 * (rein visuell, alle Links fuehren ins Nichts)
 * ------------------------------------------------------------------------ */
.mega-footer {
    background: #3f3f3e;
    color: rgba(255, 255, 255, 0.92);
    padding: clamp(2.5rem, 5vw, 3.5rem) var(--content-pad) 2rem;
    font-family: var(--font-body);
}
.mega-footer__inner {
    max-width: var(--content-width);
    margin: 0 auto;
}
.mega-footer__brand {
    margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}
/* Invertierte BERLIN-Mark fuer den dunklen Footer */
.berlin-mark--inverse {
    border-color: #ffffff;
    background: transparent;
    height: 44px;
}
.berlin-mark--inverse .berlin-mark__word {
    color: #ffffff;
    font-family: var(--font-body);
    font-weight: 800;
    letter-spacing: 0.04em;
    font-size: 1.15rem;
}
.berlin-mark--inverse .berlin-mark__crest {
    border-left-color: #ffffff;
}
.mega-footer__columns {
    display: grid;
    gap: clamp(1.5rem, 3vw, 2.5rem) 2rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}
@media (min-width: 640px) {
    .mega-footer__columns { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 960px) {
    .mega-footer__columns { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}
.mega-footer__col { min-width: 0; }
.mega-footer__heading {
    font-family: var(--font-body);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.005em;
    margin: 0 0 1rem;
    line-height: 1.3;
}
.mega-footer__list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.mega-footer__list li { padding: 0.28rem 0; }
.mega-footer__link {
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 400;
    line-height: 1.4;
    display: inline-block;
    transition: color var(--dur-fast) var(--ease-out), text-decoration-color var(--dur-fast) var(--ease-out);
    text-decoration-color: transparent;
    text-underline-offset: 3px;
}
.mega-footer__link:hover,
.mega-footer__link:focus-visible {
    color: #ffffff;
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.9);
}
.mega-footer__tagline {
    margin: clamp(2rem, 4vw, 3rem) 0 0;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    font-weight: 400;
}

/* Footer-Stack Trennlinien: Mega-Footer -> site-footer */
.mega-footer + .site-footer { border-top: 1px solid rgba(255, 255, 255, 0.08); }

/* --------------------------------------------------------------------------
 * Animationen
 * ------------------------------------------------------------------------ */
@keyframes vg-fade-up {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --------------------------------------------------------------------------
 * High Contrast / Nutzerpraeferenzen
 * ------------------------------------------------------------------------ */
@media (prefers-contrast: more) {
    :root {
        --color-text: #000;
        --color-text-muted: #111;
        --color-border: #000;
        --color-line: #000;
        --color-hairline: #000;
    }
    .card { border: 2px solid #000; }
    .cta-arrow-btn { outline: 2px solid #000; }
}

/* --------------------------------------------------------------------------
 * Responsive Feinheiten
 * ------------------------------------------------------------------------ */
@media (max-width: 620px) {
    .tool-btn { min-width: 56px; padding: 0.45rem 0.5rem; }
    .tool-btn__label { font-size: 0.7rem; }
    .main-bar__title { font-size: 1.2rem; }
    .hero-split__overlay { padding: 1.5rem 1.5rem 0; }
    .hero-split__overlay::before { top: 1.5rem; }
    .hero-split__pattern { margin: 0 -1.5rem; }
    .card { padding: 1.75rem 1.5rem; }
}