css
/* ==========================================================
   FONTS
   ========================================================== */

@font-face {
    font-family: "Marcellus";
    src: url("./Marcellus-Regular.ttf") format("truetype");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Cormorant Garamond";
    src: url("./CormorantGaramond-Italic-VariableFont_wght.ttf") format("truetype");
    font-weight: 300 700;
    font-style: italic;
    font-display: swap;
}


/* ==========================================================
   ROOT
   ========================================================== */

* {
    box-sizing: border-box;
}

:root {
    --bg: #06101c;

    --panel: #0f2033;
    --panel2: #132942;

    --text: #e8edf4;
    --muted: #b9c4d1;

    --blue: #9dc4ee;

    --gold: #d2ac58;
    --gold2: #f0d798;

    --line: rgba(210,172,88,.25);

    --shadow: 0 18px 55px rgba(0,0,0,.42);
}


/* ==========================================================
   BASIS
   ========================================================== */

html {
    scroll-behavior: smooth;
    scroll-padding-top: 140px;
}


body {
    margin: 0;

    color: var(--text);

    background:
        radial-gradient(circle at 12% 0%, rgba(210,172,88,.12), transparent 28rem),
        linear-gradient(180deg,#06101c,#081524);


    font-family: "Cormorant Garamond", Georgia, serif;

    font-size: 1.15rem;

    line-height: 1.7;
}


a {
    color: var(--blue);
    text-underline-offset: 3px;
}



/* ==========================================================
   HEADER
   ========================================================== */


.site-header {

    position: sticky;

    top: 0;

    z-index: 20;


    background: rgba(6,16,28,.95);

    backdrop-filter: blur(12px);

    border-bottom: 1px solid var(--line);
}



.sun-wrap {

    display: block;

    width: 76px;

    margin: 0 auto;

    padding-top: 9px;
}



.sun-logo {

    display: block;

    width: 76px;

    height: 76px;


    object-fit: cover;

    border-radius: 50%;


    box-shadow:
        0 0 28px rgba(210,172,88,.18);
}



.main-nav {

    display: flex;

    justify-content: center;


    gap: clamp(18px,5vw,56px);


    flex-wrap: wrap;


    padding: 7px 20px 14px;
}



.main-nav a {

    color: var(--text);

    text-decoration: none;


    font-size: 1.15rem;

    font-weight: 600;


    letter-spacing: .12em;

    text-transform: uppercase;
}



.main-nav a:hover,
.main-nav a:focus-visible {

    color: var(--gold2);
}



/* ==========================================================
   HERO
   ========================================================== */


.hero {

    width: min(1120px,100%);

    margin: 30px auto 0;

    padding: 0 18px;
}



.hero img {

    display: block;

    width: 100%;

    height: auto;


    border-radius: 6px;


    box-shadow: var(--shadow);
}



/* ==========================================================
   SECTIONS
   ========================================================== */


.section {

    width: min(1120px, calc(100% - 36px));

    margin: 78px auto;
}



.eyebrow {

    margin: 0 0 8px;


    color: var(--gold);


    font-size: .9rem;

    font-weight: 700;


    letter-spacing: .18em;

    text-transform: uppercase;


    text-align: center;
}



/* ==========================================================
   TYPOGRAPHY
   ========================================================== */


h1,
h2,
h3 {

    color: var(--text);


    font-family: "Marcellus", Georgia, serif;

    font-weight: 400;
}



h1 {

    margin: 0;


    text-align: center;


    font-size: clamp(2.1rem,5vw,4rem);
}



.intro {

    max-width: 760px;

    margin: 18px auto 38px;


    text-align: center;


    font-size: 1.45rem;

    font-style: italic;


    color: var(--muted);
}



/* ==========================================================
   CARDS
   ========================================================== */


.pillar-grid {

    display: grid;


    grid-template-columns: repeat(4,1fr);


    gap: 20px;
}



.card {


    display: flex;

    flex-direction: column;


    height: 100%;


    padding: 28px 24px;



    background: linear-gradient(
        180deg,
        rgba(19,41,66,.95),
        rgba(15,32,51,.96)
    );



    border: 1px solid var(--line);

    border-top: 4px solid var(--gold);



    box-shadow:
        0 12px 34px rgba(0,0,0,.22);
}

.instagram-link {
    display: inline-flex;

    align-items: baseline;

    gap: 0.35em;

    color: white;

    text-decoration: none;

    font-size: inherit;
}

.instagram-icon {
    width: 1em;
    height: 1em;

    color: white;

    vertical-align: baseline;
}

.card h2 {
    margin-top: 0;

    font-size: 1.8rem;

    text-align: center;
}



.card p {

    color: var(--muted);
}



.claim {

    margin-top: auto;

    padding-top: 24px;


    color: var(--gold2) !important;


    font-size: 1.3rem;

    font-style: italic;

    font-weight: 600;


    line-height: 1.5;


    text-align: center;
}



/* ==========================================================
   CONTACT
   ========================================================== */


.contact {


    padding: 54px 24px;


    text-align: center;


    background:
        linear-gradient(135deg,#0b2038,#081523);



    border: 1px solid var(--line);


    box-shadow: var(--shadow);
}



.contact h2 {

    margin: 4px 0 18px;


    color: white;


    font-family: "Marcellus", Georgia, serif;


    font-size: clamp(2rem,4vw,3.2rem);
}



.contact .eyebrow {

    color: var(--gold2);
}



.contact-name {


    font-size: 1.7rem;


    font-style: italic;

    font-weight: 600;
}



.contact-name span {


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


    font-size: .95rem;


    letter-spacing: .08em;


    text-transform: uppercase;
}



address {

    font-style: normal;
}



.contact a {

    color: white;
}



/* ==========================================================
   AUSKLAPPBARES IMPRESSUM
   ========================================================== */


.legal {
    max-width: 880px;

    margin-left: auto;
    margin-right: auto;

    padding: 32px 42px;

    background: rgba(15,32,51,.98);

    border: 1px solid var(--line);

    box-shadow: 0 12px 38px rgba(0,0,0,.28);
}


.legal summary {


    cursor: pointer;


    list-style: none;


    text-align: center;
}



.legal summary::-webkit-details-marker {

    display: none;
}



.legal summary::after {


    content: "＋";


    display: block;


    margin-top: 12px;


    color: var(--gold2);


    font-size: 1.8rem;
}



.legal[open] summary::after {

    content: "−";
}



.legal h2 {

    margin-top: 0;

}



.legal-content {

    margin-top: 32px;
}



.legal h3 {

    margin-top: 30px;
}



.legal p {

    color: var(--muted);
}



/* ==========================================================
   FOOTER
   ========================================================== */


footer {


    padding: 28px 18px;


    text-align: center;


    color: var(--muted);


    background: #040b13;


    border-top: 1px solid var(--line);
}



/* ==========================================================
   RESPONSIVE
   ========================================================== */


@media (max-width:980px) {


    .pillar-grid {

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

}



@media (max-width:620px) {


    html {

        scroll-padding-top: 128px;
    }



    .sun-wrap,
    .sun-logo {

        width: 66px;

        height: 66px;
    }



    .main-nav {

        gap: 12px 20px;
    }



    .main-nav a {

        font-size: .9rem;
    }



    .hero {

        margin-top: 18px;

        padding: 0 10px;
    }



    .section {

        width: calc(100% - 24px);

        margin: 54px auto;
    }



    .pillar-grid {

        grid-template-columns: 1fr;
    }



    .legal {

        padding: 28px 22px;
    }

}