h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
    font-size: 0.9rem;
    margin-top: 0.2rem;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}


/* WOFF2 statt TTF: dieselbe Schrift in rund einem Drittel der Bytes (60 KB statt 174 KB).
   Erzeugt aus den TTF-Originalen von Google Fonts, Weg dazu in docs/theming.md. */
@font-face {
    font-family: "Plus Jakarta Sans";
    src: url("/fonts/PlusJakartaSans-VariableFont_wght.woff2") format("woff2");
    font-weight: 200 800;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Plus Jakarta Sans";
    src: url("/fonts/PlusJakartaSans-Italic-VariableFont_wght.woff2") format("woff2");
    font-weight: 200 800;
    font-style: italic;
    font-display: swap;
}

:root {
    --content-width: 1300px;
    /* FONT */
    --f-jakarta: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
    --fs-base: 1rem;
    --fs-xs: 0.75rem;
    --fs-sm: 0.875rem;
    --fs-md: 1rem;
    --fs-lg: 1.125rem;
    --fs-xl: 1.25rem;
    --fs-2xl: 1.5rem;
    --fs-3xl: 1.875rem;
    --fs-4xl: 2.7rem;
    --fw-regular: 400;
    --fw-semibold: 600;
    --fw-bold: 700;
    --lh-tight: 1.1;
    --lh-normal: 1.5;
    /* APPBAR */
    --appbar-height: 64px;
    --appbar-height-mobile: 48px;
    /* LOGO */
    --logo-width: 160px;
    --logo-width-mobile: 100px;
    /* The footer repeats the brand, it does not introduce it: three quarters of the
       appbar size keeps it recognisable without outshouting the column labels. */
    --logo-width-footer: 120px;
    /* SECTIONS */
    --home-section-content-width: var(--content-width);
    --intro-section-content-width: var(--content-width);
    --footer-content-width: var(--content-width);
    /* One vertical rhythm for every section - overridden for narrow screens at the
       bottom of this file, so sections never have to carry their own breakpoints. */
    --section-padding-y: 6rem;
    --section-padding-x: 2rem;
    --section-column-gap: 4.5rem;
    /* SPACING */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;

    /* NAVBUTTON */
    --navbutton-hover-text-color: var(--bits-green);

    /* BRAND SURFACE: dunkle Markenflaeche mit Punktraster, geteilt von Hero und
       CTA-Block. Theme-unabhaengig, sie sieht in Light und Dark gleich aus. */
    --brand-surface-bg-color: #16210d;
    --brand-surface-bg-image:
        radial-gradient(circle at 12px 12px, rgba(107, 169, 60, 0.20) 1px, transparent 0),
        linear-gradient(135deg, #121b0b 0%, #24380f 55%, #3b5c1c 100%);
    --brand-surface-bg-size: 24px 24px, auto;
    /* Dot centred in its tile and the grid anchored to the middle of the surface, so the
       gap to the top edge always matches the gap to the bottom one. */
    --brand-surface-bg-position: center, center;
    --brand-surface-title-color: #ffffff;
    --brand-surface-text-color: #c6d3b6;
    --brand-surface-button-color: #24380f;

    /* RECONNECT */
    --reconnect-ring-color: var(--bits-green);

    /* BUTTONS */
    --primary-button-bg-color: var(--bits-green);
    --primary-button-border-color: var(--bits-green);
    --primary-button-color: #ffffff;
}

    :root,
    :root[data-theme="light"] {
        /* FONT */
        --body-bg-color: #fefefe;
        --fc-base: #000000;
        --fc-muted: #5b6672;
        --eyebrow-color: var(--bits-green);
        --link-color: var(--fc-base);

        /* SELECTION */
        --selection-bg-color: var(--bits-green);
        --selection-color: #fefefe;

        /* APPBAR */
        --appbar-bg-color: #ffffff;

        --themebutton-icon-color: #6b6b6b;
        --themebutton-icon-size: 2rem;
        --themebutton-icon-width: 2rem;

        --mobile-menu-bg-color: #ffffff;

        /* NAVBUTTON */
        --navbutton-bg-color: unset;
        --navbutton-text-color: #2f3138;

        /* BRAND */
        --bits-green: #6ba93c;
        --bits-green-dark: #5b9632;
        --bits-green-light: #eaf5ef;

        /* PAGES */
        --home-bg-color: #fefefe;
        --home-title-color: #ffffff;
        --home-subtitle-color: #abb8c3;

        --intro-section-bg-color: #fefefe;
        --contact-title-color: var(--fc-base);

        /* FORM */
        --input-bg-color: #ffffff;
        --input-border-color: #d4dbe2;
        --input-border-focus-color: var(--bits-green);
        --input-placeholder-color: #8a949e;
        --form-label-color: #2f3138;
        --form-panel-bg-color: var(--bits-green-light);
        --legal-divider-color: rgba(0, 0, 0, 0.12);
        --secondary-button-border-color: var(--bits-green);
        --secondary-button-color: var(--bits-green);

        /* ICONS */
        --burgerbutton-icon-color: #6b6b6b;
        --burgerbutton-icon-height: 1.4rem;
        --burgerbutton-icon-width: 1.4rem;

        --feature-icon-bg-color: var(--bits-green-light);
        --feature-icon-border-color: var(--bits-green);
        --feature-icon-color: var(--bits-green);

        /* RECONNECT */
        --reconnect-bg-color: #ffffff;
        --reconnect-text-color: #000000;
        --reconnect-backdrop-color: rgba(0, 0, 0, 0.4);

        /* FOOTER */
        --footer-bg-color: var(--bits-green-light);
        --footer-border-color: rgba(0, 0, 0, 0.12);
        --footer-label-color: #2f3138;
        --footer-subtitle-color: #6f7e8a;
        --footer-text-color: #000000;
        --footer-email-hover-color: var(--bits-green);
        --footer-copyright-color: rgba(0, 0, 0, 0.5);
    }

:root[data-theme="dark"] {
    color-scheme: dark;

    /* FONT */
    --body-bg-color: #020617;
    --fc-base: rgba(146,146,159,1);
    --fc-muted: #8a8f9b;
    --eyebrow-color: var(--bits-green);
    --link-color: var(--fc-base);

    /* SELECTION */
    --selection-bg-color: var(--bits-green);
    --selection-color: #fefefe;

    /* APPBAR */
    --appbar-bg-color: #020617;

    --themebutton-icon-color: #6a6e79;
    --themebutton-icon-size: 2rem;
    --themebutton-icon-width: 2rem;

    --mobile-menu-bg-color: #000000;

    /* NAVBUTTON */
    --navbutton-bg-color: unset;
    --navbutton-text-color: var(--fc-base);

    /* BRAND */
    --bits-green: #6ba93c;
    --bits-green-dark: #5b9632;
    --bits-green-light: #eaf5ef;

    /* PAGES */
    --home-bg-color: #020617;
    --home-title-color: #ffffff;
    --home-subtitle-color: #abb8c3;

    --intro-section-bg-color: #020617;
    --contact-title-color: #e6e7ec;

    /* FORM */
    --input-bg-color: #0d1424;
    --input-border-color: #2a3346;
    --input-border-focus-color: var(--bits-green);
    --input-placeholder-color: #6f7787;
    --form-label-color: #c8cbd4;
    --form-panel-bg-color: rgba(255, 255, 255, 0.03);
    --legal-divider-color: rgba(255, 255, 255, 0.14);
    --secondary-button-border-color: var(--bits-green);
    --secondary-button-color: var(--bits-green);

    /* ICONS */
    --burgerbutton-icon-color: #f2f5f7c2;
    --burgerbutton-icon-height: 1.5rem;
    --burgerbutton-icon-width: 1.5rem;

    --maintenance-icon-color: #ffffff;
    --maintenance-icon-height: 3rem;
    --maintenance-icon-width: 3rem;

    --feature-icon-bg-color: #020617;
    --feature-icon-border-color: var(--bits-green);
    --feature-icon-color: var(--bits-green);

    /* RECONNECT */
    --reconnect-bg-color: #0d1424;
    --reconnect-text-color: #e6e7ec;
    --reconnect-backdrop-color: rgba(0, 0, 0, 0.6);

    /* FOOTER */
    --footer-bg-color: rgba(26,26,39,1);
    --footer-border-color: rgba(255, 255, 255, 0.12);
    --footer-label-color: #d5d7de;
    --footer-subtitle-color: #8a8f9b;
    --footer-text-color: var(--fc-base);
    --footer-email-hover-color: var(--bits-green);
    --footer-copyright-color: rgba(255, 255, 255, 0.4);
}

::selection {
    background-color: var(--selection-bg-color);
    color: var(--selection-color);
}

/* Firefox */
::-moz-selection {
    background-color: #0f172a;
    color: #f9fafb;
}

body {
    background-color: var(--body-bg-color);
    color: var(--fc-base);
    font-family: var(--f-jakarta);
    font-size: var(--fs-base);
    line-height: var(--lh-normal);
    margin: 0;
    padding: 0;
}

h1 {
    color: var(--fc-base);
    font-family: var(--f-jakarta);
/*    font-size: 52px;*/
    font-size: clamp(1.8rem, 2.5vw + 1rem, 2.8888888889rem);
    font-weight: 600;
    line-height: 1.1em;
    margin: 0;
}

h2 {
    color: var(--fc-base);
    font-family: var(--f-jakarta);
/*    font-size: 48px;*/
    font-size: clamp(1.7rem, 2.1vw + 0.9rem, 2.4666666667rem);
    font-weight: 600;
    line-height: 1.3em;
    margin: 0;
}

h3 {
    color: var(--fc-base);
    font-family: var(--f-jakarta);
/*    font-size: 24px;*/
    font-size: clamp(1.5rem, 1.4vw + 0.6rem, 2rem);
    font-weight: 600;
    line-height: 1.3em;
    margin: 0;
}

h4 {
    color: var(--fc-base);
    font-family: var(--f-jakarta);
/*    font-size: 20px;*/
    font-size: clamp(1.1rem, 1vw + 0.4rem, 1.5em);
    line-height: 1.2em;
    font-weight: 600;
    margin: 0 0 0.5rem 0;
}

h5 {
    color: var(--fc-base);
    font-family: var(--f-jakarta);
/*    font-size: 18px;*/
    font-size: clamp(1rem, 1vw + 0.35rem, 1.5rem);
    line-height: 1.2em;
    font-weight: 600;
    margin: 0;
}

h6 {
    color: var(--fc-base);
    font-family: var(--f-jakarta);
/*    font-size: 15px;*/
    font-size: clamp(0.55rem, 0.9vw + 0.3rem, 0.8333333333rem);
    line-height: 1.25em;
    font-weight: 600;
    margin: 0;
}

p {
    color: var(--fc-base);
    font-size: var(--fs-md);
    line-height: 1.7;
    margin: 0;
}

a {
    color: var(--link-color);
    text-decoration: none;
}

a:hover {
    color: var(--bits-green);
    transition: all .2s linear;
}

input,
textarea,
select,
button {
    font-family: inherit;
}

/* One button style for the whole site - the hero CTA and the contact form use it,
   so a brand change happens in one place. */
.primary-button {
    background-color: var(--primary-button-bg-color);
    border: 2px solid var(--primary-button-border-color);
    color: var(--primary-button-color);
    cursor: pointer;
    display: inline-block;
    font-size: var(--fs-md);
    font-weight: var(--fw-semibold);
    padding: 0.85rem 2rem;
    text-decoration: none;
    transition: all .2s linear;
}

    .primary-button:hover {
        background-color: var(--bits-green-dark);
        border-color: var(--bits-green-dark);
        /* Muss explizit stehen: die globale Regel a:hover faerbt sonst den Text
           der Link-Buttons gruen, und der stand dann auf gruenem Grund. */
        color: var(--primary-button-color);
    }

    .primary-button[disabled] {
        cursor: not-allowed;
        opacity: 0.65;
    }

.secondary-button {
    background-color: transparent;
    border: 2px solid var(--secondary-button-border-color);
    color: var(--secondary-button-color);
    cursor: pointer;
    display: inline-block;
    font-size: var(--fs-md);
    font-weight: var(--fw-semibold);
    padding: 0.85rem 2rem;
    text-decoration: none;
    transition: all .2s linear;
}

    /* Beim Hover fuellt sich der Umriss-Button, spiegelbildlich zum gefuellten. */
    .secondary-button:hover {
        background-color: var(--bits-green);
        color: #ffffff;
    }

/* Narrow screens get the same rhythm, just tighter. Defined last so it wins
   over the :root block above. */
@media (max-width: 1000px) {
    :root {
        --section-padding-y: 3.5rem;
        --section-padding-x: 1.25rem;
        --section-column-gap: 2.5rem;
    }
}