/* ==========================================================================
   THORIUM SYSTEMS – ZENTRALES FRONTEND CSS
   thorium.css – V13 IT-CHECK NAV

   VERBINDLICHES THORIUM-BLAU:
   #3545b0

   Grundlage:
   - THORIUM Standard Template
   - THORIUM Startseite Template
   - gemeinsame REDAXO-Module
   - Desktop / Tablet / iPhone / Android

   WICHTIG:
   Dynamische REDAXO-Medien bleiben vorerst im Template.
   Diese Datei übernimmt Layout, Farben, Typografie und Responsive Design.
   ========================================================================== */


/* ==========================================================================
   01. DESIGN TOKENS
   ========================================================================== */

:root {

    /* ----------------------------------------------------------
       Marke
       ---------------------------------------------------------- */

    --thorium-blue: #3545b0;
    --thorium-racing-blue: #3545b0;
    --thorium-blue-light: #3545b0;
    --thorium-blue-rgb: 53, 69, 176;

    /* Gefüllte Buttons bleiben bewusst dunkler als das Markenblau */
    --thorium-button-bg: #283674;
    --thorium-button-border: #35458f;

    /* ----------------------------------------------------------
       Dunkle Flächen
       ---------------------------------------------------------- */

    --thorium-dark: #080c10;
    --thorium-dark-soft: #10151a;

    /* ----------------------------------------------------------
       Text
       ---------------------------------------------------------- */

    --thorium-text: #151a1f;
    --thorium-text-strong: #111820;
    --thorium-text-body: #344760;
    --thorium-muted: #65707a;
    --thorium-text-muted: #5e6973;
    --thorium-text-light: #75849a;

    /* ----------------------------------------------------------
       Flächen / Linien
       ---------------------------------------------------------- */

    --thorium-bg: #ffffff;
    --thorium-light: #f4f5f6;
    --thorium-bg-soft: #f7f8fa;
    --thorium-bg-panel: #f9fafb;
    --thorium-border: #dfe3e6;
    --thorium-border-soft: #e1e6eb;
    --thorium-border-input: #ccd5e1;

    /* ----------------------------------------------------------
       Typografie
       ---------------------------------------------------------- */

    --ts-font: Arial, Helvetica, sans-serif;

    --ts-kicker-size: 13px;
    --ts-page-title-size: 36px;
    --ts-lead-size: 20px;
    --ts-copy-size: 16px;
    --ts-section-title-size: 22px;

    --ts-copy-line: 1.80;
    --ts-lead-line: 1.60;
    --ts-title-line: 1.10;

    --ts-content-text: #14191e;
    --ts-content-muted: #5e6973;
    --ts-content-lead: #48535d;

    /* ----------------------------------------------------------
       Layout
       ---------------------------------------------------------- */

    --thorium-content-width: 1180px;
    --thorium-content-wide: 1280px;
    --thorium-content-narrow: 840px;

    /* ----------------------------------------------------------
       Radius
       ---------------------------------------------------------- */

    --thorium-radius-xs: 4px;
    --thorium-radius-sm: 5px;
    --thorium-radius-md: 10px;
    --thorium-radius-lg: 14px;
    --thorium-radius-xl: 18px;
    --thorium-radius-pill: 999px;

    /* ----------------------------------------------------------
       Schatten
       ---------------------------------------------------------- */

    --thorium-shadow-sm:
        0 8px 22px rgba(18, 30, 42, .05);

    --thorium-shadow-md:
        0 14px 36px rgba(18, 30, 42, .065);

    --thorium-shadow-lg:
        0 20px 46px rgba(18, 30, 42, .10);

    /* ----------------------------------------------------------
       Animation
       ---------------------------------------------------------- */

    --thorium-ease:
        cubic-bezier(.2, .8, .2, 1);

    --thorium-speed:
        .22s;

    /* ----------------------------------------------------------
       Startseite / Parallax
       Wird vom bestehenden JS verwendet.
       ---------------------------------------------------------- */

    --home-bg-shift:
        0px;
}


/* ==========================================================================
   02. RESET / BASIS
   ========================================================================== */

html {
    min-height: 100%;
    margin: 0;
    padding: 0;

    box-sizing: border-box;

    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;

    scroll-behavior: smooth;
}

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

body {
    min-height: 100vh;

    margin: 0;
    padding: 0;

    display: flex;
    flex-direction: column;

    color: var(--thorium-text);
    background: var(--thorium-bg);

    font-family: var(--ts-font);
    font-size: 16px;
    line-height: 1.6;

    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

img {
    height: auto;
}

a {
    color: inherit;
}

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

button,
a {
    -webkit-tap-highlight-color: transparent;
}

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


/* ==========================================================================
   03. ACCESSIBILITY / FOCUS
   ========================================================================== */

:focus {
    outline: none;
}

:focus-visible {
    outline:
        3px solid
        rgba(var(--thorium-blue-rgb), .24);

    outline-offset:
        3px;
}

.th-sr-only {
    position: absolute !important;

    width: 1px !important;
    height: 1px !important;

    margin: -1px !important;
    padding: 0 !important;

    overflow: hidden !important;

    clip: rect(0, 0, 0, 0) !important;

    white-space: nowrap !important;

    border: 0 !important;
}


/* ==========================================================================
   04. GEMEINSAMER CONTAINER
   ========================================================================== */

.container,
.th-container {
    width:
        min(
            var(--thorium-content-width),
            calc(100% - 48px)
        );

    margin:
        0 auto;
}

.th-container--wide {
    width:
        min(
            var(--thorium-content-wide),
            calc(100% - 48px)
        );

    margin:
        0 auto;
}

.th-container--narrow {
    width:
        min(
            var(--thorium-content-narrow),
            calc(100% - 48px)
        );

    margin:
        0 auto;
}


/* ==========================================================================
   05. GEMEINSAME CONTENT-TYPOGRAFIE
   ========================================================================== */

.ts-kicker {
    margin:
        0
        0
        12px;

    color:
        var(--thorium-blue);

    font-family:
        var(--ts-font);

    font-size:
        var(--ts-kicker-size);

    font-weight:
        800;

    line-height:
        1.25;

    letter-spacing:
        .14em;

    text-transform:
        uppercase;
}


.ts-page-title {
    margin:
        0
        0
        28px;

    color:
        var(--ts-content-text);

    font-family:
        var(--ts-font);

    font-size:
        var(--ts-page-title-size);

    font-weight:
        800;

    line-height:
        var(--ts-title-line);

    letter-spacing:
        -.025em;
}


.ts-page-title--line {
    display: flex;
    align-items: center;

    gap:
        13px;
}


.ts-page-title--line::before {
    content:
        "";

    width:
        46px;

    height:
        3px;

    flex:
        0 0 auto;

    background:
        var(--thorium-blue);

    border-radius:
        var(--thorium-radius-pill);
}


.ts-lead {
    margin:
        0
        0
        31px;

    color:
        var(--ts-content-lead);

    font-family:
        var(--ts-font);

    font-size:
        var(--ts-lead-size);

    font-weight:
        400;

    line-height:
        var(--ts-lead-line);
}


.ts-copy {
    color:
        var(--ts-content-muted);

    font-family:
        var(--ts-font);

    font-size:
        var(--ts-copy-size);

    font-weight:
        400;

    line-height:
        var(--ts-copy-line);
}


.ts-copy p {
    margin:
        0
        0
        21px;
}


.ts-copy p:last-child {
    margin-bottom:
        0;
}


.ts-section-title {
    margin:
        0
        0
        12px;

    color:
        var(--ts-content-text);

    font-family:
        var(--ts-font);

    font-size:
        var(--ts-section-title-size);

    font-weight:
        800;

    line-height:
        1.25;

    letter-spacing:
        -.015em;
}


.ts-section-line {
    position:
        relative;

    padding-top:
        17px;
}


.ts-section-line::before {
    content:
        "";

    position:
        absolute;

    top:
        0;

    left:
        0;

    width:
        36px;

    height:
        3px;

    background:
        var(--thorium-blue);

    border-radius:
        var(--thorium-radius-pill);
}


.ts-content-intro {
    max-width:
        790px;
}


.ts-content-wide {
    max-width:
        980px;
}


/* ==========================================================================
   06. ZENTRALE THORIUM-KICKER-LINIE
   ========================================================================== */

.th-kicker {
    display:
        flex;

    align-items:
        center;

    gap:
        12px;

    margin:
        0;
}


.th-kicker__line {
    width:
        46px;

    height:
        3px;

    flex:
        0 0 46px;

    background:
        var(--thorium-blue);

    border-radius:
        var(--thorium-radius-pill);
}


.th-kicker__text {
    color:
        var(--thorium-text-strong);

    font-family:
        var(--ts-font);

    font-size:
        20px;

    font-weight:
        800;

    line-height:
        1;
}


.th-kicker__accent {
    color:
        var(--thorium-blue);
}


/* ==========================================================================
   07. HEADER / RACING NAVBAR
   ========================================================================== */

.site-header {
    --header-bg-y:
        0px;

    position:
        sticky;

    top:
        0;

    z-index:
        1000;

    flex-shrink:
        0;

    overflow:
        hidden;

    isolation:
        isolate;

    background:
        #070b0e;

    border-bottom:
        1px solid
        rgba(255, 255, 255, .06);
}


/*
 * Das eigentliche Racing-Hintergrundbild wird weiterhin
 * dynamisch im Template über .site-header::before gesetzt.
 */

.site-header::before {
    content:
        "";

    position:
        absolute;

    inset:
        0;

    z-index:
        -2;

    pointer-events:
        none;

    background-repeat:
        no-repeat;

    background-size:
        cover;

    background-position:
        center
        calc(
            50%
            +
            var(--header-bg-y)
        );

    will-change:
        background-position;
}


.site-header::after {
    content:
        "";

    position:
        absolute;

    inset:
        0;

    z-index:
        -1;

    pointer-events:
        none;

    background:
        linear-gradient(
            90deg,
            rgba(3, 6, 9, .90) 0%,
            rgba(3, 6, 9, .76) 42%,
            rgba(3, 6, 9, .62) 68%,
            rgba(3, 6, 9, .54) 100%
        );
}


.header-inner {
    position:
        relative;

    z-index:
        1;

    min-height:
        100px;

    display:
        flex;

    align-items:
        center;

    justify-content:
        space-between;

    gap:
        40px;
}


.site-logo {
    display:
        block;

    flex-shrink:
        0;

    width:
        300px;

    line-height:
        0;

    transform-origin:
        left center;

    transition:
        transform .26s var(--thorium-ease);
}


.site-header.is-scrolling .site-logo {
    transform:
        scale(1.10);
}


.site-logo img {
    display:
        block;

    width:
        100%;

    height:
        auto;
}


/* ==========================================================================
   08. NAVIGATION
   ========================================================================== */

.main-nav {
    display:
        flex;

    align-items:
        center;

    justify-content:
        flex-end;

    gap:
        8px;
}


.main-nav a {
    display:
        inline-flex;

    align-items:
        center;

    justify-content:
        center;

    min-height:
        46px;

    padding:
        0
        16px;

    color:
        #ffffff;

    border-radius:
        var(--thorium-radius-sm);

    font-size:
        14px;

    font-weight:
        700;

    text-decoration:
        none;

    transition:
        background .2s ease,
        color .2s ease,
        transform .2s ease,
        border-color .2s ease;
}


.main-nav a:hover {
    background:
        rgba(var(--thorium-blue-rgb), .42);
}


.main-nav a.active {
    background:
        rgba(255, 255, 255, .09);
}


.main-nav .serviceportal {
    margin-left:
        8px;

    background:
        var(--thorium-button-bg);

    border:
        1px solid
        var(--thorium-button-border);
}


.main-nav .serviceportal:hover {
    background:
        var(--thorium-blue);

    border-color:
        var(--thorium-blue);

    transform:
        translateY(-1px);
}




/* ==========================================================================
   08A. MOBILE NAVIGATION TOGGLE
   Desktop: unsichtbar. Ab 950 px übernimmt das Hamburger-Menü.
   ========================================================================== */

.nav-toggle {
    display:
        none;

    appearance:
        none;

    -webkit-appearance:
        none;

    padding:
        0;

    cursor:
        pointer;

    background:
        transparent;

    border:
        0;
}

.nav-toggle span {
    display:
        block;
}

/* ==========================================================================
   09. STARTSEITE – GEMEINSAME BÜHNE
   ========================================================================== */

.home-stage {
    position:
        relative;

    min-height:
        670px;

    overflow:
        hidden;

    isolation:
        isolate;

    background-repeat:
        no-repeat;

    background-size:
        cover;

    background-position:
        center center;
}


/*
 * Das eigentliche Racing-Hintergrundbild wird weiterhin
 * dynamisch im Startseiten-Template gesetzt.
 */

.home-stage::before {
    content:
        "";

    position:
        absolute;

    inset:
        0;

    z-index:
        0;

    pointer-events:
        none;

    background:
        linear-gradient(
            90deg,
            rgba(4, 7, 10, .98) 0%,
            rgba(4, 7, 10, .93) 28%,
            rgba(4, 7, 10, .68) 51%,
            rgba(4, 7, 10, .22) 73%,
            rgba(4, 7, 10, .04) 100%
        );
}


body.home-bg-ready .home-stage {
    background-attachment:
        fixed;

    background-size:
        var(--home-bg-width)
        var(--home-bg-height);

    background-position:
        center
        calc(
            var(--home-bg-base-y)
            +
            var(--home-bg-shift)
        );
}


body.is-home .site-header {
    position:
        fixed;

    top:
        0;

    left:
        0;

    right:
        0;

    width:
        100%;

    background:
        transparent;

    /*
     * Kein Trennstrich zwischen Header und Racing-Bühne.
     * Gerade auf mobilen Safari-/Chrome-Renderern wird
     * eine 1px-Linie beim Scrollen deutlich sichtbar.
     */
    border-bottom:
        0;
}


body.is-home .site-header::before {
    background-size:
        cover;

    background-position:
        center
        calc(
            18%
            +
            var(--home-bg-shift)
        );
}


body.is-home.home-bg-ready .site-header::before {
    background-attachment:
        fixed;

    background-size:
        var(--home-bg-width)
        var(--home-bg-height);

    background-position:
        center
        calc(
            var(--home-bg-base-y)
            +
            var(--home-bg-shift)
        );
}


body.is-home .site-header::after {
    background:
        linear-gradient(
            90deg,
            rgba(4, 7, 10, .98) 0%,
            rgba(4, 7, 10, .93) 28%,
            rgba(4, 7, 10, .68) 51%,
            rgba(4, 7, 10, .22) 73%,
            rgba(4, 7, 10, .04) 100%
        );
}


body.is-home .site-header.is-scrolled {
    box-shadow:
        0 14px 32px
        rgba(0, 0, 0, .20);
}


/* ==========================================================================
   10. HERO
   ========================================================================== */

.hero {
    position:
        relative;

    min-height:
        570px;

    display:
        flex;

    align-items:
        center;

    overflow:
        hidden;

    color:
        #ffffff;

    background-repeat:
        no-repeat;

    background-size:
        cover;

    background-position:
        center;
}


/*
 * Das eigentliche Hero-Hintergrundbild wird weiterhin
 * dynamisch im Template gesetzt.
 */

.hero::before {
    content:
        "";

    position:
        absolute;

    inset:
        0;

    background:
        linear-gradient(
            90deg,
            rgba(4, 7, 10, .98) 0%,
            rgba(4, 7, 10, .93) 28%,
            rgba(4, 7, 10, .68) 51%,
            rgba(4, 7, 10, .22) 73%,
            rgba(4, 7, 10, .04) 100%
        );
}


body.is-home .hero {
    position:
        relative;

    z-index:
        1;

    min-height:
        670px;

    padding-top:
        100px;

    background-image:
        none;
}


body.is-home .hero::before {
    display:
        none;
}


.hero-inner {
    position:
        relative;

    z-index:
        2;

    width:
        min(
            var(--thorium-content-width),
            calc(100% - 96px)
        );

    margin:
        0 auto;
}


.hero-copy {
    max-width:
        650px;
}


.hero-title {
    margin:
        0
        0
        25px;

    font-family:
        Impact,
        Haettenschweiler,
        "Arial Narrow Bold",
        "Arial Narrow",
        Arial,
        sans-serif;

    font-style:
        italic;

    font-size:
        clamp(
            58px,
            7vw,
            92px
        );

    font-weight:
        900;

    line-height:
        .89;

    letter-spacing:
        -.02em;

    text-transform:
        uppercase;
}


.hero-title span {
    display:
        block;
}


.hero-title-white {
    color:
        #ffffff;
}


/*
 * DIESE FARBE IST DIE VERBINDLICHE THORIUM-FARBE.
 * Das ist exakt das Blau von „IDEALLINIE.“ im Startseiten-Hero.
 */

.hero-title-blue {
    color:
        var(--thorium-blue);
}


.hero-text {
    max-width:
        590px;

    margin:
        0
        0
        30px;

    color:
        #c7cdd2;

    font-size:
        17px;

    line-height:
        1.7;
}


.hero-actions {
    display:
        flex;

    flex-wrap:
        wrap;

    gap:
        12px;
}


.hero-button {
    display:
        inline-flex;

    align-items:
        center;

    justify-content:
        center;

    min-height:
        46px;

    padding:
        0
        19px;

    border-radius:
        var(--thorium-radius-sm);

    font-size:
        14px;

    font-weight:
        700;

    text-decoration:
        none;

    transition:
        transform .2s ease,
        background .2s ease,
        border-color .2s ease,
        box-shadow .2s ease;
}


.hero-button-primary {
    color:
        #ffffff;

    background:
        var(--thorium-button-bg);

    border:
        1px solid
        var(--thorium-button-border);

    box-shadow:
        0 5px 14px
        rgba(var(--thorium-blue-rgb), .18);
}


.hero-button-primary:hover {
    color:
        #ffffff;

    transform:
        translateY(-2px);

    background:
        var(--thorium-blue);

    border-color:
        var(--thorium-blue);
}


.hero-button-secondary {
    color:
        #ffffff;

    background:
        rgba(255, 255, 255, .05);

    border:
        1px solid
        rgba(255, 255, 255, .25);
}


.hero-button-secondary:hover {
    color:
        #ffffff;

    transform:
        translateY(-2px);

    background:
        var(--thorium-blue);

    border-color:
        var(--thorium-blue);
}


/* ==========================================================================
   11. HAUPTINHALT
   ========================================================================== */

.page-main {
    flex:
        1 0 auto;

    width:
        100%;

    background:
        #ffffff;
}


.content {
    padding:
        65px
        0;
}


/* ==========================================================================
   12. GENERISCHE THORIUM-SECTIONS
   ========================================================================== */

.th-section {
    position:
        relative;

    padding:
        78px
        24px
        82px;

    background:
        #ffffff;
}


.th-section--compact {
    padding-top:
        48px;

    padding-bottom:
        54px;
}


.th-section--soft {
    background:
        var(--thorium-bg-soft);
}


.th-section--blue-soft {
    background:
        radial-gradient(
            circle at 10% 0%,
            rgba(var(--thorium-blue-rgb), .045),
            transparent 34%
        ),
        linear-gradient(
            180deg,
            #f7f9fc 0%,
            #ffffff 100%
        );
}


/* ==========================================================================
   13. BUTTONS – MODULE
   ========================================================================== */

.th-button {
    display:
        inline-flex;

    align-items:
        center;

    justify-content:
        center;

    gap:
        10px;

    min-height:
        50px;

    padding:
        0
        22px;

    cursor:
        pointer;

    user-select:
        none;

    color:
        #ffffff;

    background:
        var(--thorium-button-bg);

    border:
        1px solid
        var(--thorium-button-border);

    border-radius:
        var(--thorium-radius-sm);

    font-family:
        var(--ts-font);

    font-size:
        14px;

    font-weight:
        800;

    line-height:
        1.2;

    text-align:
        center;

    text-decoration:
        none;

    box-shadow:
        0 5px 14px
        rgba(var(--thorium-blue-rgb), .18);

    transition:
        transform var(--thorium-speed) var(--thorium-ease),
        background var(--thorium-speed) ease,
        border-color var(--thorium-speed) ease,
        box-shadow var(--thorium-speed) ease;
}


.th-button:hover {
    color:
        #ffffff;

    background:
        var(--thorium-blue);

    border-color:
        var(--thorium-blue);

    transform:
        translateY(-1px);

    box-shadow:
        0 9px 20px
        rgba(var(--thorium-blue-rgb), .23);
}


.th-button:active {
    transform:
        translateY(0);
}


.th-button--secondary {
    color:
        var(--thorium-blue);

    background:
        #ffffff;

    border-color:
        rgba(var(--thorium-blue-rgb), .32);

    box-shadow:
        none;
}


.th-button--secondary:hover {
    color:
        var(--thorium-blue);

    background:
        rgba(var(--thorium-blue-rgb), .055);

    border-color:
        var(--thorium-blue);

    box-shadow:
        none;

    filter:
        none;
}


.th-button--block {
    width:
        100%;
}


/* ==========================================================================
   14. CARDS – MODULE
   ========================================================================== */

.th-card {
    position:
        relative;

    padding:
        25px
        22px;

    overflow:
        hidden;

    background:
        var(--thorium-bg-panel);

    border:
        1px solid
        var(--thorium-border-soft);

    border-radius:
        var(--thorium-radius-md);

    box-shadow:
        var(--thorium-shadow-sm);

    transition:
        transform .24s ease,
        border-color .24s ease,
        box-shadow .24s ease,
        background .24s ease;
}


.th-card:hover {
    background:
        #ffffff;

    border-color:
        rgba(var(--thorium-blue-rgb), .38);

    box-shadow:
        var(--thorium-shadow-lg);

    transform:
        translateY(-5px);
}


.th-card--static:hover {
    transform:
        none;
}


.th-card__line {
    width:
        29px;

    height:
        2px;

    margin:
        15px
        0
        16px;

    border-radius:
        var(--thorium-radius-pill);

    background:
        var(--thorium-blue);
}


/* ==========================================================================
   15. GRIDS – MODULE
   ========================================================================== */

.th-grid {
    display:
        grid;

    gap:
        18px;
}


.th-grid--2 {
    grid-template-columns:
        repeat(
            2,
            minmax(0, 1fr)
        );
}


.th-grid--3 {
    grid-template-columns:
        repeat(
            3,
            minmax(0, 1fr)
        );
}


.th-grid--4 {
    grid-template-columns:
        repeat(
            4,
            minmax(0, 1fr)
        );
}


.th-grid--5 {
    grid-template-columns:
        repeat(
            5,
            minmax(0, 1fr)
        );
}


/* ==========================================================================
   16. FORMS – MODULE
   ========================================================================== */

.th-form {
    display:
        grid;

    gap:
        19px;
}


.th-field {
    display:
        grid;

    gap:
        7px;
}


.th-label {
    color:
        #283b57;

    font-size:
        13px;

    font-weight:
        800;

    line-height:
        1.35;
}


.th-label__optional {
    margin-left:
        6px;

    color:
        #8693a6;

    font-size:
        12px;

    font-weight:
        400;
}


.th-label__required {
    color:
        var(--thorium-blue);
}


.th-input,
.th-select,
.th-textarea {
    width:
        100%;

    color:
        #162338;

    background:
        #fafbfd;

    border:
        1px solid
        var(--thorium-border-input);

    border-radius:
        6px;

    outline:
        none;

    font-family:
        var(--ts-font);

    font-size:
        14px;

    box-shadow:
        none;

    transition:
        background .2s ease,
        border-color .2s ease,
        box-shadow .2s ease;
}


.th-input,
.th-select {
    height:
        54px;

    padding:
        0
        15px;
}


.th-textarea {
    min-height:
        140px;

    padding:
        14px
        15px;

    resize:
        vertical;
}


.th-input:hover,
.th-select:hover,
.th-textarea:hover {
    border-color:
        #b9c6d6;
}


.th-input:focus,
.th-select:focus,
.th-textarea:focus {
    background:
        #ffffff;

    border-color:
        var(--thorium-blue);

    box-shadow:
        0 0 0 3px
        rgba(var(--thorium-blue-rgb), .09);
}


.th-input::placeholder,
.th-textarea::placeholder {
    color:
        #9ba7b6;

    opacity:
        1;
}


.th-help {
    color:
        var(--thorium-text-light);

    font-size:
        12.5px;

    line-height:
        1.55;
}


/* ==========================================================================
   17. STATUS
   ========================================================================== */

.th-message {
    padding:
        12px
        14px;

    border-radius:
        6px;

    font-size:
        13px;

    line-height:
        1.5;
}


.th-message--success {
    color:
        #285e54;

    background:
        #edf8f5;

    border:
        1px solid
        #c8e3dc;
}


.th-message--error {
    color:
        #8e3434;

    background:
        #fff2f2;

    border:
        1px solid
        #eccccc;
}


/* ==========================================================================
   18. FOOTER
   ========================================================================== */

.site-footer {
    position:
        relative;

    flex-shrink:
        0;

    margin-top:
        auto;

    overflow:
        hidden;

    color:
        #ffffff;

    background-color:
        #05090d;

    background-repeat:
        no-repeat;

    background-size:
        cover;

    background-position:
        center right;

    border-top:
        2px solid
        var(--thorium-blue);
}


/*
 * Das eigentliche Footer-Hintergrundbild wird weiterhin
 * dynamisch im Template gesetzt.
 */

.footer-main {
    min-height:
        175px;

    display:
        grid;

    grid-template-columns:
        minmax(260px, 1fr)
        minmax(330px, 1fr)
        minmax(300px, .85fr);

    gap:
        55px;

    align-items:
        center;

    padding:
        28px
        0
        24px;
}


.footer-logo {
    display:
        block;

    width:
        250px;

    max-width:
        100%;

    line-height:
        0;
}


.footer-logo img {
    display:
        block;

    width:
        100%;

    height:
        auto;
}


.footer-heading {
    margin-bottom:
        14px;

    color:
        rgba(var(--thorium-blue-rgb), .92);

    font-size:
        10px;

    font-weight:
        800;

    letter-spacing:
        .16em;

    text-transform:
        uppercase;
}


.footer-buttons {
    display:
        flex;

    align-items:
        center;

    flex-wrap:
        wrap;

    gap:
        10px;
}


.footer-buttons--brands {
    display:
        grid;

    grid-template-columns:
        repeat(
            2,
            minmax(0, 1fr)
        );

    align-items:
        stretch;

    width:
        100%;

    max-width:
        390px;
}


.footer-buttons--brands .footer-button {
    width:
        100%;

    white-space:
        nowrap;
}


.footer-button {
    min-height:
        38px;

    display:
        inline-flex;

    align-items:
        center;

    justify-content:
        center;

    padding:
        0
        14px;

    color:
        #ffffff;

    background:
        rgba(255, 255, 255, .07);

    border:
        1px solid
        rgba(255, 255, 255, .19);

    border-radius:
        var(--thorium-radius-xs);

    font-size:
        12px;

    font-weight:
        700;

    text-decoration:
        none;

    transition:
        transform .2s ease,
        background .2s ease,
        border-color .2s ease;
}


.footer-button:hover {
    color:
        #ffffff;

    transform:
        translateY(-2px);

    background:
        var(--thorium-blue);

    border-color:
        var(--thorium-blue);
}


.footer-button-primary {
    background:
        var(--thorium-button-bg);

    border-color:
        var(--thorium-button-border);
}


.footer-button-primary:hover {
    background:
        var(--thorium-blue);

    border-color:
        var(--thorium-blue);
}


.footer-linkedin {
    gap:
        8px;
}


.footer-linkedin-icon {
    width:
        23px;

    height:
        23px;

    display:
        inline-flex;

    align-items:
        center;

    justify-content:
        center;

    color:
        #ffffff;

    background:
        var(--thorium-blue);

    border-radius:
        3px;

    font-size:
        12px;

    font-weight:
        800;
}


.footer-bottom {
    border-top:
        1px solid
        rgba(255, 255, 255, .12);
}


.footer-bottom-inner {
    min-height:
        44px;

    display:
        flex;

    align-items:
        center;

    justify-content:
        space-between;

    gap:
        25px;
}


.footer-copyright {
    color:
        #808b94;

    font-size:
        10px;
}


.footer-legal {
    display:
        flex;

    align-items:
        center;

    gap:
        18px;
}


.footer-legal a {
    color:
        #a4adb4;

    font-size:
        10px;

    text-decoration:
        none;
}


.footer-legal a:hover {
    color:
        #ffffff;
}


/* ==========================================================================
   19. RESPONSIVE – KLEINER DESKTOP
   ========================================================================== */

@media (max-width: 1120px) {

    .th-grid--5 {
        grid-template-columns:
            repeat(
                3,
                minmax(0, 1fr)
            );
    }


    .th-grid--4 {
        grid-template-columns:
            repeat(
                2,
                minmax(0, 1fr)
            );
    }

}


/* ==========================================================================
   20. RESPONSIVE – HEADER / HAMBURGER
   ========================================================================== */

@media (max-width: 950px) {

    .header-inner {
        min-height:
            76px;

        padding:
            10px
            0;

        flex-direction:
            row;

        align-items:
            center;

        justify-content:
            space-between;

        flex-wrap:
            wrap;

        gap:
            12px
            16px;
    }


    .site-logo {
        width:
            230px;
    }


    .nav-toggle {
        width:
            46px;

        height:
            46px;

        display:
            inline-flex;

        flex-direction:
            column;

        align-items:
            center;

        justify-content:
            center;

        flex-shrink:
            0;

        gap:
            5px;

        color:
            #ffffff;

        background:
            var(--thorium-blue);

        border:
            1px solid
            var(--thorium-blue);

        border-radius:
            5px;

        transition:
            background .2s ease,
            border-color .2s ease,
            transform .2s ease;
    }


    .nav-toggle:hover {
        background:
            var(--thorium-blue);

        border-color:
            var(--thorium-blue);

        filter:
            brightness(1.08);
    }


    .nav-toggle span {
        width:
            21px;

        height:
            2px;

        flex:
            0 0 auto;

        background:
            #ffffff;

        border-radius:
            var(--thorium-radius-pill);

        transform-origin:
            center;

        transition:
            transform .22s ease,
            opacity .18s ease;
    }


    .site-header.is-menu-open .nav-toggle span:nth-child(1) {
        transform:
            translateY(7px)
            rotate(45deg);
    }


    .site-header.is-menu-open .nav-toggle span:nth-child(2) {
        opacity:
            0;
    }


    .site-header.is-menu-open .nav-toggle span:nth-child(3) {
        transform:
            translateY(-7px)
            rotate(-45deg);
    }


    .main-nav {
        display:
            none;

        flex:
            0
            0
            100%;

        width:
            100%;

        padding:
            3px
            0
            12px;

        flex-direction:
            column;

        align-items:
            stretch;

        justify-content:
            flex-start;

        flex-wrap:
            nowrap;

        gap:
            6px;
    }


    .site-header.is-menu-open .main-nav {
        display:
            flex;
    }


    .main-nav a {
        width:
            100%;

        min-height:
            44px;

        justify-content:
            flex-start;

        padding:
            0
            14px;

        background:
            rgba(255, 255, 255, .055);

        border:
            1px solid
            rgba(255, 255, 255, .08);
    }


    .main-nav a:hover {
        background:
            rgba(var(--thorium-blue-rgb), .24);

        border-color:
            rgba(var(--thorium-blue-rgb), .38);
    }


    .main-nav a.active {
        background:
            rgba(255, 255, 255, .11);

        border-color:
            rgba(255, 255, 255, .11);
    }


    .main-nav .serviceportal {
        width:
            100%;

        margin-left:
            0;

        justify-content:
            center;

        background:
            var(--thorium-button-bg);

        border-color:
            var(--thorium-button-border);
    }


    .site-header.is-menu-open {
        box-shadow:
            0 14px 32px
            rgba(0, 0, 0, .24);
    }


    /*
     * Auf HOME ist der Header fixed.
     * Geschlossen bleibt er kompakt; das geöffnete Menü
     * legt sich über den Hero und verändert dessen Geometrie nicht.
     */

    body.is-home .hero {
        padding-top:
            76px;
    }

}


/* ==========================================================================
   21. RESPONSIVE – TABLET / GROSSE SMARTPHONES
   ========================================================================== */

@media (max-width: 760px) {

    :root {
        --ts-page-title-size:
            32px;

        --ts-lead-size:
            18px;

        --ts-copy-size:
            15px;

        --ts-section-title-size:
            20px;
    }


    .container,
    .th-container,
    .th-container--wide,
    .th-container--narrow {
        width:
            min(
                100% - 40px,
                var(--thorium-content-width)
            );
    }


    .content {
        padding:
            50px
            0;
    }


    .hero {
        min-height:
            500px;

        background-position:
            62%
            center;
    }


    .hero::before {
        background:
            linear-gradient(
                90deg,
                rgba(4, 7, 10, .97) 0%,
                rgba(4, 7, 10, .91) 56%,
                rgba(4, 7, 10, .45) 100%
            );
    }


    body.is-home .hero {
        min-height:
            610px;

        padding-top:
            92px;
    }


    .hero-inner {
        width:
            min(
                100% - 40px,
                var(--thorium-content-width)
            );
    }


    .hero-title {
        font-size:
            clamp(
                48px,
                14vw,
                68px
            );
    }


    .hero-text {
        font-size:
            15px;
    }


    .th-section {
        padding:
            60px
            20px
            64px;
    }


    .th-grid--5,
    .th-grid--4,
    .th-grid--3,
    .th-grid--2 {
        grid-template-columns:
            1fr;
    }


    .footer-main {
        grid-template-columns:
            1fr
            1fr;

        gap:
            35px;
    }


    .footer-brand {
        grid-column:
            1 / -1;
    }

}


/* ==========================================================================
   22. RESPONSIVE – SMARTPHONE
   iPhone / Android
   ========================================================================== */

@media (max-width: 650px) {

    :root {
        --ts-kicker-size:
            12px;

        --ts-page-title-size:
            31px;

        --ts-lead-size:
            18px;

        --ts-copy-size:
            15px;

        --ts-section-title-size:
            20px;
    }


    .container,
    .th-container,
    .th-container--wide,
    .th-container--narrow {
        width:
            min(
                100% - 32px,
                var(--thorium-content-width)
            );
    }


    .content {
        padding:
            44px
            0;
    }


    .header-inner {
        min-height:
            68px;

        padding:
            8px
            0;

        gap:
            10px
            12px;
    }


    .site-logo {
        width:
            205px;
    }


    .nav-toggle {
        width:
            44px;

        height:
            44px;
    }


    .main-nav {
        gap:
            6px;
    }


    body.is-home .hero {
        padding-top:
            68px;
    }


    .main-nav a {
        min-height:
            42px;

        padding:
            0
            12px;

        font-size:
            13px;
    }


    .hero-inner {
        width:
            calc(100% - 32px);
    }


    .hero-title {
        margin-bottom:
            20px;

        font-size:
            clamp(
                44px,
                14vw,
                60px
            );
    }


    .hero-text {
        margin-bottom:
            24px;

        font-size:
            15px;

        line-height:
            1.6;
    }


    .hero-actions {
        gap:
            10px;
    }


    .hero-button {
        min-height:
            48px;

        padding:
            0
            16px;
    }


    .th-section {
        padding:
            46px
            16px
            50px;
    }


    .th-kicker {
        gap:
            10px;
    }


    .th-kicker__line {
        width:
            36px;

        flex-basis:
            36px;
    }


    .th-card {
        padding:
            24px
            22px
            25px;
    }


    /*
     * 16 px verhindert auf iOS den automatischen Zoom
     * beim Fokus auf Formularfelder.
     */

    .th-input,
    .th-select,
    .th-textarea {
        font-size:
            16px;
    }


    .th-input,
    .th-select {
        height:
            52px;
    }


    .site-footer {
        background-position:
            center right;
    }


    .footer-main {
        grid-template-columns:
            1fr;

        gap:
            28px;

        padding:
            30px
            0;
    }


    .footer-brand {
        grid-column:
            auto;
    }


    .footer-logo {
        width:
            220px;
    }


    .footer-buttons--brands {
        grid-template-columns:
            1fr;

        max-width:
            none;
    }


    .footer-bottom-inner {
        padding:
            12px
            0;

        flex-direction:
            column;

        align-items:
            flex-start;

        gap:
            8px;
    }

}


/* ==========================================================================
   23. RESPONSIVE – KLEINE SMARTPHONES
   ========================================================================== */

@media (max-width: 390px) {

    .container,
    .th-container,
    .th-container--wide,
    .th-container--narrow {
        width:
            calc(100% - 24px);
    }


    .site-logo {
        width:
            188px;
    }


    .nav-toggle {
        width:
            42px;

        height:
            42px;
    }


    .main-nav a {
        padding:
            0
            10px;

        font-size:
            12.5px;
    }


    .hero-inner {
        width:
            calc(100% - 24px);
    }


    .hero-title {
        font-size:
            42px;
    }


    .hero-actions {
        flex-direction:
            column;
    }


    .hero-button {
        width:
            100%;
    }


    .th-kicker__line {
        width:
            30px;

        flex-basis:
            30px;
    }

}


/* ==========================================================================
   24. TOUCH
   ========================================================================== */

@media (hover: none) {

    .th-card:hover,
    .th-button:hover,
    .hero-button:hover,
    .footer-button:hover,
    .main-nav .serviceportal:hover {
        transform:
            none;
    }

}


/* ==========================================================================
   25. REDUCED MOTION
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {

    html {
        scroll-behavior:
            auto;
    }


    *,
    *::before,
    *::after {
        animation-duration:
            .01ms !important;

        animation-iteration-count:
            1 !important;

        scroll-behavior:
            auto !important;

        transition-duration:
            .01ms !important;
    }

}

/* ==========================================================================
   MOBILE – THORIUM STANDARDS HEADLINE
   Der blaue Strich bleibt links neben der Headline, wird auf kleinen
   Displays aber stufenlos kürzer. Dadurch bleibt mehr Platz für den Titel.
   ========================================================================== */

@media (max-width: 560px) {

    body .thorium-standards .thorium-standards__title {
        gap:
            clamp(
                6px,
                2vw,
                10px
            );
    }


    body .thorium-standards .thorium-standards__title::before {
        width:
            clamp(
                18px,
                6vw,
                28px
            );
    }

}

/* ==========================================================================
   THORIUM WEB SERVICES
   Detailseite / Artikel 10
   ========================================================================== */

.thorium-web {
    width: min(1180px, calc(100vw - 48px));
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    margin: 54px 0 78px;
    font-family: var(--ts-font, Arial, Helvetica, sans-serif);
    color: var(--ts-content-text, #14191e);
}

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


/* HERO ----------------------------------------------------- */

.thorium-web__hero {
    position: relative;
    overflow: hidden;
    padding: clamp(38px, 6vw, 68px);
    border-radius: 12px;
    background: #090e13;
    border: 1px solid rgba(53, 69, 176, .28);
    box-shadow: 0 24px 55px rgba(8, 14, 20, .16);
    color: #fff;
}

.thorium-web__hero::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(
            90deg,
            rgba(4, 7, 10, .96) 0%,
            rgba(4, 7, 10, .93) 32%,
            rgba(4, 7, 10, .82) 50%,
            rgba(4, 7, 10, .52) 68%,
            rgba(4, 7, 10, .24) 100%
        ),
        url('/media/thorium-web-services_hero.png');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center, 78% center;
}

.thorium-web__hero::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        linear-gradient(
            135deg,
            rgba(53, 69, 176, .06) 0%,
            rgba(53, 69, 176, .14) 100%
        );
}

.thorium-web__hero-inner {
    position: relative;
    z-index: 1;
    max-width: 940px;
}

.thorium-web__eyebrow {
    margin: 0 0 18px;
    color: #aeb8c1;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.thorium-web__question {
    margin: 0;
    color: #fff;
    font-size: clamp(38px, 6.2vw, 68px);
    font-weight: 900;
    line-height: 1.02;
    letter-spacing: -.04em;
}

.thorium-web__answer {
    margin: 15px 0 0;
    color: #c2cad1;
    font-size: clamp(18px, 2.6vw, 24px);
    font-weight: 700;
    line-height: 1.25;
}

.thorium-web__hero-line {
    width: 46px;
    height: 3px;
    margin: 25px 0 24px;
    border-radius: 999px;
    background: #3545b0;
}

.thorium-web__banger {
    max-width: 900px;
    margin: 0;
    color: #fff;
    font-size: clamp(31px, 4.7vw, 52px);
    font-weight: 900;
    line-height: 1.07;
    letter-spacing: -.035em;
}

.thorium-web__banger span {
    display: block;
}

.thorium-web__banger em {
    display: block;
    margin-top: 6px;
    color: #3545b0;
    font-style: italic;
}


/* INTRO ---------------------------------------------------- */

.thorium-web__intro {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr);
    gap: 42px;
    align-items: start;
    padding: 62px 6px 12px;
}

.thorium-web__intro-copy h2,
.thorium-web__section-head h2,
.thorium-web__split-copy h2,
.thorium-web__standard-copy h2 {
    margin: 0;
    color: #111820;
    font-size: clamp(30px, 4vw, 42px);
    font-weight: 850;
    line-height: 1.08;
    letter-spacing: -.03em;
}

.thorium-web__intro-copy p,
.thorium-web__section-head p,
.thorium-web__split-copy p,
.thorium-web__standard-copy p {
    margin: 18px 0 0;
    color: #5e6871;
    font-size: 16px;
    line-height: 1.72;
}

.thorium-web__intro-highlight {
    padding: 28px 30px;
    border-radius: 10px;
    background: #f5f6f8;
    border: 1px solid #e2e6ea;
    border-left: 4px solid #3545b0;
}

.thorium-web__intro-highlight strong {
    display: block;
    margin-bottom: 10px;
    color: #111820;
    font-size: 20px;
    font-weight: 850;
    line-height: 1.2;
}

.thorium-web__intro-highlight p {
    margin: 0;
    color: #5e6871;
    font-size: 15px;
    line-height: 1.65;
}


/* SECTION HEAD --------------------------------------------- */

.thorium-web__section {
    padding-top: 66px;
}

.thorium-web__section-head {
    max-width: 850px;
    margin-bottom: 34px;
}

.thorium-web__kicker {
    display: flex;
    align-items: center;
    gap: 13px;
    margin: 0 0 14px;
    color: #3545b0;
    font-size: 12px;
    font-weight: 850;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.thorium-web__kicker::before {
    content: "";
    width: 38px;
    height: 3px;
    flex: 0 0 auto;
    border-radius: 999px;
    background: #3545b0;
}


/* SERVICES ------------------------------------------------- */

.thorium-web__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.thorium-web__card {
    position: relative;
    min-width: 0;
    padding: 29px 30px 30px;
    overflow: hidden;
    border: 1px solid #e1e5e9;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 10px 28px rgba(10, 18, 24, .05);
    transition:
        transform .22s ease,
        border-color .22s ease,
        box-shadow .22s ease;
}

.thorium-web__card:hover {
    transform: translateY(-4px);
    border-color: rgba(53, 69, 176, .42);
    box-shadow: 0 16px 36px rgba(10, 18, 24, .09);
}

.thorium-web__card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 20px;
}

.thorium-web__icon {
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    border-radius: 9px;
    color: #3545b0;
    background: rgba(53, 69, 176, .075);
    border: 1px solid rgba(53, 69, 176, .16);
}

.thorium-web__icon svg {
    width: 25px;
    height: 25px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.thorium-web__tag {
    color: #79838c;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .10em;
    text-transform: uppercase;
}

.thorium-web__card h3 {
    margin: 0 0 11px;
    color: #111820;
    font-size: 22px;
    font-weight: 850;
    line-height: 1.18;
    letter-spacing: -.02em;
}

.thorium-web__card-line {
    width: 34px;
    height: 3px;
    margin: 0 0 15px;
    border-radius: 999px;
    background: #3545b0;
}

.thorium-web__card p {
    margin: 0;
    color: #5f6972;
    font-size: 15px;
    line-height: 1.65;
}

.thorium-web__card-note {
    display: block;
    margin-top: 14px;
    color: #3545b0;
    font-size: 12px;
    font-weight: 800;
}


/* DESIGN / PARTNER ----------------------------------------- */

.thorium-web__split {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(300px, .95fr);
    gap: 22px;
    align-items: stretch;
    margin-top: 28px;
}

.thorium-web__split-copy {
    padding: 34px 36px;
    border: 1px solid #e1e5e9;
    border-radius: 10px;
    background: #fff;
}

.thorium-web__split-dark {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 34px 36px;
    border-radius: 10px;
    color: #fff;
    background:
        radial-gradient(circle at 85% 15%, rgba(53, 69, 176, .27), transparent 30%),
        #10171d;
    border: 1px solid rgba(255,255,255,.06);
}

.thorium-web__split-dark span {
    display: block;
    margin-bottom: 12px;
    color: #7f8cff;
    font-size: 12px;
    font-weight: 850;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.thorium-web__split-dark strong {
    color: #fff;
    font-size: clamp(25px, 3.3vw, 34px);
    font-weight: 900;
    line-height: 1.12;
    letter-spacing: -.025em;
}

.thorium-web__split-dark p {
    margin: 16px 0 0;
    color: #b7c0c8;
    font-size: 15px;
    line-height: 1.65;
}


/* STANDARD / FLEXIBILITÄT ---------------------------------- */

.thorium-web__standard {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, .8fr);
    gap: 32px;
    align-items: center;
    margin-top: 70px;
    padding: 38px 40px;
    border-radius: 11px;
    background: #f5f6f8;
    border: 1px solid #e1e5e9;
}

.thorium-web__checks {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 11px 16px;
}

.thorium-web__check {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    color: #273038;
    font-size: 14px;
    font-weight: 700;
}

.thorium-web__check::before {
    content: "✓";
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    border-radius: 50%;
    color: #fff;
    background: #3545b0;
    font-size: 13px;
    font-weight: 900;
}


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

.thorium-web__cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    margin-top: 28px;
    padding: 32px 34px;
    border-radius: 10px;
    color: #fff;
    background: #10171d;
    border: 1px solid rgba(255,255,255,.06);
}

.thorium-web__cta h2 {
    margin: 0 0 7px;
    color: #fff;
    font-size: clamp(25px, 3.3vw, 34px);
    font-weight: 900;
    line-height: 1.14;
    letter-spacing: -.025em;
}

.thorium-web__cta p {
    margin: 0;
    color: #b7c0c8;
    font-size: 14px;
    line-height: 1.6;
}

.thorium-web__button {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    padding: 0 19px;
    border-radius: 5px;
    color: #fff;
    background: #283674;
    border: 1px solid #35458f;
    font-size: 13px;
    font-weight: 850;
    text-decoration: none;
    transition:
        transform .2s ease,
        background .2s ease,
        border-color .2s ease;
}

.thorium-web__button:hover {
    color: #fff;
    background: #3545b0;
    border-color: #3545b0;
    transform: translateY(-1px);
}


/* RESPONSIVE ----------------------------------------------- */

@media (max-width: 900px) {

    .thorium-web__intro,
    .thorium-web__split,
    .thorium-web__standard {
        grid-template-columns: 1fr;
    }

    .thorium-web__standard {
        align-items: start;
    }

}

@media (max-width: 650px) {

    .thorium-web {
        width: calc(100vw - 24px);
        margin: 34px 0 54px;
    }

    .thorium-web__hero {
        padding: 34px 22px 36px;
        border-radius: 10px;
    }

    .thorium-web__hero::before {
        background-position: center center, 82% center;
    }

    .thorium-web__banger em {
        margin-top: 4px;
    }

    .thorium-web__hero-line {
        width: clamp(28px, 9vw, 46px);
    }

    .thorium-web__intro {
        gap: 22px;
        padding: 42px 2px 0;
    }

    .thorium-web__intro-highlight,
    .thorium-web__split-copy,
    .thorium-web__split-dark,
    .thorium-web__standard,
    .thorium-web__cta {
        padding: 26px 22px;
    }

    .thorium-web__section {
        padding-top: 48px;
    }

    .thorium-web__section-head {
        margin-bottom: 24px;
    }

    .thorium-web__kicker {
        gap: clamp(7px, 2.5vw, 13px);
    }

    .thorium-web__kicker::before {
        width: clamp(18px, 7vw, 38px);
    }

    .thorium-web__grid {
        grid-template-columns: 1fr;
    }

    .thorium-web__card {
        padding: 25px 22px 26px;
    }

    .thorium-web__split {
        gap: 18px;
    }

    .thorium-web__standard {
        margin-top: 48px;
        gap: 24px;
    }

    .thorium-web__checks {
        grid-template-columns: 1fr;
    }

    .thorium-web__cta {
        align-items: flex-start;
        flex-direction: column;
    }

    .thorium-web__button {
        width: 100%;
    }

}

@media (max-width: 390px) {

    .thorium-web__question {
        font-size: 36px;
    }

    .thorium-web__banger {
        font-size: 30px;
    }

    .thorium-web__card h3 {
        font-size: 20px;
    }

}

/* ==========================================================================
   26. HAUPTNAVIGATION – THORIUM IT-CHECK
   Artikel 17 wird bewusst sichtbar hervorgehoben, bleibt aber
   optisch unterhalb des Serviceportal-Buttons.
   ========================================================================== */

.main-nav a.it-check-nav {
    color:
        #ffffff;

    background:
        rgba(var(--thorium-blue-rgb), .13);

    border:
        1px solid
        rgba(91, 108, 228, .46);
}

.main-nav a.it-check-nav:hover {
    color:
        #ffffff;

    background:
        rgba(var(--thorium-blue-rgb), .25);

    border-color:
        rgba(105, 120, 235, .82);

    transform:
        translateY(-1px);
}

.main-nav a.it-check-nav.active {
    color:
        #ffffff;

    background:
        rgba(var(--thorium-blue-rgb), .31);

    border-color:
        rgba(112, 128, 255, .92);
}

@media (max-width: 950px) {

    .main-nav a.it-check-nav {
        background:
            rgba(var(--thorium-blue-rgb), .19);

        border-color:
            rgba(91, 108, 228, .48);
    }

    .main-nav a.it-check-nav:hover,
    .main-nav a.it-check-nav.active {
        background:
            rgba(var(--thorium-blue-rgb), .30);

        border-color:
            rgba(112, 128, 255, .80);
    }

}