:root {
    --maxw: 100vw;
    --gap: 2vw;

    --blue01: #13293d;
    --blue02: #2a3e50;
    --blue03: #425464;
    --gray01: #74818e;
    --gray02: #a1a9b1;
    --gray03: #b9bfc4;
    --gray04: #d3d6d9;
    --gray05: #e7e9eb;
    --gray06: #f3f4f5;
    --white: #ffffff;
    --goldDark: #c07f3a;
    --gold: #debb6b;
    --goldLight: #f2e4c4;

    --color-bg: var(--gray06);
    --color-text: var(--blue01);
    --color-card-bg: var(--white);
    --color-border: var(--gray04);
    --color-header-bg: var(--white);
    --color-header-border: var(--gray04);
    --color-nav-active-bg: var(--gray05);
    --color-link: var(--blue01);
    --color-footer-text: var(--white);

    --color-toggle-bg: transparent;
    --color-toggle-border: transparent;

    --icon-color-simple: var(--blue01);

    --toggle-width: 52px;
    --toggle-height: 28px;
    --toggle-padding: 3px;
    --toggle-thumb-size: 22px;
    --toggle-thumb-offset: 0px;
}

html[data-theme="dark"] {
    color-scheme: dark;
    --color-bg: var(--blue01);
    --color-text: var(--gray06);
    --color-card-bg: var(--blue02);
    --color-border: var(--blue03);
    --color-header-bg: var(--blue01);
    --color-header-border: var(--blue03);
    --color-nav-active-bg: var(--blue02);
    --color-link: var(--gray06);
    --color-footer-text: var(--gray06);
    --color-toggle-bg: var(--blue01);
    --color-toggle-border: var(--blue03);
    --icon-color-simple: var(--gray06);
    --toggle-thumb-offset: 24px;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: Icons, Inter, Arial, sans-serif;
    line-height: 1.5;
    overflow-x: hidden;
    background: var(--color-bg);
    color: var(--color-text);
}

body {
    min-height: 100vh;
    display: flex;
    font-size: 1.6rem;
    flex-direction: column;
}

h1 {
    font-weight: 700;
}

a {
    text-decoration: underline dashed;
    text-underline-offset: .2em;
    color: var(--color-link);
}

a:hover {
    color: var(--goldDark);
}

main {
    flex: 1 0 auto;
}

.container {
    max-width: var(--maxw);
    margin: var(--gap);
    padding: var(--gap);
}

.container.card {
    padding: 1.75rem 2rem;
    background: var(--color-card-bg);
    border-radius: 0.75rem;
    border: 1px solid var(--color-border);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    font-size: 0.95rem;
    color: var(--color-text);
    box-sizing: border-box;
}

.site-header {
    /* background: var(--color-header-bg); */
    background-image: 
        url('/assets/img/header_clouds.svg'),
        url('/assets/img/header_bg.svg');        
    background-repeat: 
        no-repeat,
        no-repeat;
    background-size: 
        auto 150%,
        auto 130%;
    background-position: 
        right top,
        left top;
}

html[data-theme="dark"] .site-header {
    background-image:
        url('/assets/img/header_bg_stars.svg'),
        url('/assets/img/header_bg_dark.svg');
    background-size: 
        auto 100%,
        auto 130%;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 56px; /* hier ggf. anpassen*/
    margin: 0;
}

.site-header-logo {
    height: 8rem;
    width: auto;
}

.site-header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.theme-toggle {
    border: none;
    background: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:focus-visible {
    outline: 2px solid #2563eb;
    outline-offset: 3px;
}

.theme-toggle-track {
    position: relative;
    width: var(--toggle-width);
    height: var(--toggle-height);
    padding: var(--toggle-padding);
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e5e7eb, #cbd5f5);
    box-shadow:
        0 1px 2px rgba(15, 23, 42, 0.25),
        inset 0 0 0 1px rgba(148, 163, 184, 0.8);
    transition:
        background 0.25s ease,
        box-shadow 0.25s ease;
}

html[data-theme="dark"] .theme-toggle-track {
    background: linear-gradient(135deg, #020617, #111827);
    box-shadow:
        0 2px 4px rgba(15, 23, 42, 0.9),
        inset 0 0 0 1px rgba(15, 23, 42, 0.9);
}

.theme-toggle-thumb {
    position: absolute;
    top: var(--toggle-padding);
    left: var(--toggle-padding);
    width: var(--toggle-thumb-size);
    height: var(--toggle-thumb-size);
    border-radius: 999px;
    background: #ffffff;
    box-shadow:
        0 3px 6px rgba(15, 23, 42, 0.25),
        0 0 0 1px rgba(148, 163, 184, 0.6);
    transform: translateX(var(--toggle-thumb-offset));
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        background 0.25s ease;
}

html[data-theme="dark"] .theme-toggle-thumb {
    background: #111827;
    box-shadow:
        0 3px 6px rgba(15, 23, 42, 0.8),
        0 0 0 1px rgba(31, 41, 55, 0.9);
}

.theme-toggle-track {
    position: relative;
    width: var(--toggle-width);
    height: var(--toggle-height);
    padding: var(--toggle-padding);
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e5e7eb, #cbd5f5);
    box-shadow:
        0 1px 2px rgba(15, 23, 42, 0.25),
        inset 0 0 0 1px rgba(148, 163, 184, 0.8);
    transition:
        background 0.25s ease,
        box-shadow 0.25s ease;
}

html[data-theme="dark"] .theme-toggle-track {
    background: linear-gradient(135deg, #020617, #111827);
    box-shadow:
        0 2px 4px rgba(15, 23, 42, 0.9),
        inset 0 0 0 1px rgba(15, 23, 42, 0.9);
}

.theme-toggle-thumb {
    position: absolute;
    top: var(--toggle-padding);
    left: var(--toggle-padding);
    width: var(--toggle-thumb-size);
    height: var(--toggle-thumb-size);
    border-radius: 999px;
    background: #ffffff;
    box-shadow:
        0 3px 6px rgba(15, 23, 42, 0.25),
        0 0 0 1px rgba(148, 163, 184, 0.6);
    transform: translateX(var(--toggle-thumb-offset));
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        background 0.25s ease;
}

html[data-theme="dark"] .theme-toggle-thumb {
    background: #111827;
    box-shadow:
        0 3px 6px rgba(15, 23, 42, 0.8),
        0 0 0 1px rgba(31, 41, 55, 0.9);
}

.theme-icon {
    position: absolute;
    width: 16px;
    height: 16px;
    transition:
        opacity 0.25s ease,
        transform 0.25s ease;
    pointer-events: none;
}

.theme-icon--sun {
    left: 8px;
}

.theme-icon--moon {
    right: 8px;
}

html[data-theme="light"] .theme-icon--moon {
    transform: translateX(2px);
}

html[data-theme="dark"] .theme-icon--sun {
    transform: translateX(-2px);
}

.site-nav ul {
    display: flex;
    gap: 1rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav a {
    text-decoration: none;
    padding: 0.5rem 0.75rem;
    border-radius: 5rem;
}

.site-nav a.is-active {
    background: var(--color-nav-active-bg);
}

.nav-toggle {
    display: none;
}

.site-footer {
    flex-shrink: 0;
    /* border-top: 1px solid var(--color-border); */
    padding: 0;
    color: var(--color-footer-text);
    background-image: url("/assets/img/footer_light.png");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    position: relative;
}

html[data-theme="dark"] .site-footer {
    background-image: url("/assets/img/footer_dark.png");
}

.site-footer-layer {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    z-index: 1;
    pointer-events: none;
}

.site-footer-layer img {
    max-height: 75px;
    max-width: 100%;
    width: auto;
    height: auto;
    display: block;
    pointer-events: auto;
}

.site-footer .container {
    position: relative;
    z-index: 2;
    display: flex;
    margin: 0;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    display: absolute;
}

.site-footer small {
    margin-left: auto;
    display: block;
    text-align: right;
}

.site-footer a {
    color: var(--color-footer-text);
    text-decoration: underline;
}

.site-footer-img {
    display: inline-block;
    height: 64px;
    width: 300px;
    vertical-align: middle;
    background: url("/assets/img/Bundeswehr_Sonderform-Logo_negativ_weiss_RGB.png") no-repeat center / contain;
}

.split-row {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 2rem;
}

.split-row > * {
    flex: 1 1 0;
}


@media (max-width: 1200px) {
    .site-footer-layer img  {
        display: none;
    }
}

@media (max-width: 800px) {
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1001;
    }

    .site-header-logo {
        height: 4rem;
    }

    .site-header .container {
        min-height: 56px;
        padding-top: 0.4rem;
        padding-bottom: 0.4rem;
    }

    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        padding: 0;
        border: none;
        background: transparent;
        cursor: pointer;
    }

    .nav-toggle-icon {
        display: block;
        width: 24px;
        height: 24px;
        transition: opacity 0.25s ease;
    }

    .nav-toggle-icon--open {
        opacity: 1;
    }

    .nav-toggle-icon--close {
        opacity: 0;
        position: absolute;
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-icon--open {
        opacity: 0;
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-icon--close {
        opacity: 1;
    }

    html[data-theme="dark"] .nav-toggle-icon {
        filter: brightness(0) invert(1);
    }

    .site-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-header-bg);
        border-top: 1px solid var(--color-border);
        border-bottom: 1px solid var(--color-border);
        padding: 0.5rem 1rem 0.75rem;
        display: none;
        align-items: center;
        text-align: center;
    }

    .site-nav.open {
        display: block;
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-icon {
        transform: rotate(90deg);
    }

    .site-nav ul {
        flex-direction: column;
        gap: 0.5rem;
    }

    .site-nav a {
        display: inline-block;
        padding: 0.4rem 0.75rem;
    }

    .split-row {
        flex-direction: column;
    }

    .split-row > * {
        width: 100%;
    }

    .site-footer-img {
        height: 48px;
        width: 48px;
        background: url("/assets/img/logo_bundeswehr.svg") no-repeat center / contain;
    }
}