*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --ob-sand:    #f5f0e8;
    --ob-dark:    #0d2b3e;
    --ob-ocean:   #1a4a6b;
    --ob-gold:    #c9a84c;
    --ob-white:   #ffffff;
    --ob-text:    #333333;
    --ob-radius:  4px;
    --ob-nav-h:   72px;
}

body {
    font-family: Georgia, 'Times New Roman', serif;
    color: var(--ob-text);
    background: var(--ob-white);
}

/* ── Navigation ── */
.ob-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--ob-nav-h);
    background: transparent;
    transition: background 0.3s;
    z-index: 100;
}
.ob-nav.scrolled {
    background: var(--ob-dark);
}
.ob-nav__inner {
    /* Bewusst kein max-width/margin:auto wie bei den Content-Sektionen: der Header soll
       links/rechts an den echten Fensterrand reichen, nicht in einer schmaleren,
       zentrierten Lesespalte "schweben". */
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
}
.ob-nav__group {
    display: flex;
    align-items: center;
}
.ob-nav__group--left {
    gap: 40px;
}
.ob-nav__group--right {
    gap: 20px;
}
.ob-nav__logo img {
    height: 40px;
    width: auto;
}
.ob-nav__links {
    display: flex;
    list-style: none;
    gap: 28px;
}
.ob-nav__link {
    color: var(--ob-white);
    text-decoration: none;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.85;
    transition: opacity 0.2s;
}
.ob-nav__link:hover,
.ob-nav__link--active {
    opacity: 1;
}

/* ── Sprach-Umschalter: Trigger + Dropdown, einheitlich für Desktop und Mobile ── */
.ob-nav__lang-switch {
    display: block;
    position: relative;
    flex-shrink: 0;
}
.ob-nav__lang-trigger {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 40px;
    padding: 0 10px;
    background: rgba(255,255,255,0.12);
    border: none;
    border-radius: var(--ob-radius);
    color: var(--ob-white);
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 12px;
    letter-spacing: 0.05em;
    cursor: pointer;
}
.ob-nav__lang-trigger-icon,
.ob-nav__lang-dropdown-flag {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    border-radius: 2px;
    overflow: hidden;
    line-height: 0;
}
.ob-nav__lang-trigger-icon svg,
.ob-nav__lang-dropdown-flag svg {
    display: block;
}
.ob-nav__lang-trigger-caret {
    font-size: 9px;
    opacity: 0.7;
    transition: transform 0.2s;
}
.ob-nav__lang-trigger[aria-expanded="true"] .ob-nav__lang-trigger-caret {
    transform: rotate(180deg);
}
.ob-nav__lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 180px;
    background: var(--ob-dark);
    border-radius: var(--ob-radius);
    box-shadow: 0 12px 32px rgba(0,0,0,0.35);
    list-style: none;
    padding: 6px;
    z-index: 200;
}
.ob-nav__lang-dropdown[hidden] {
    display: none;
}
.ob-nav__lang-dropdown a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    min-height: 44px;
    color: var(--ob-white);
    text-decoration: none;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    border-radius: var(--ob-radius);
}
.ob-nav__lang-dropdown a:hover,
.ob-nav__lang-dropdown a:focus {
    background: rgba(255,255,255,0.1);
}

/* ── Mobile: Hamburger-Button (per Default versteckt) ── */
.ob-nav__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
}
.ob-nav__burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ob-white);
    transition: transform 0.25s, opacity 0.25s;
}
.ob-nav__burger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.ob-nav__burger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.ob-nav__burger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile: aufklappbare Seiten-Navigation (per Default versteckt) ── */
.ob-nav__mobile-menu {
    display: none; /* nur innerhalb des Nav-Breakpoints (siehe unten) und wenn nicht [hidden] sichtbar */
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--ob-dark);
    box-shadow: 0 12px 32px rgba(0,0,0,0.35);
}
.ob-nav__mobile-menu ul {
    list-style: none;
}
.ob-nav__mobile-link {
    display: flex;
    align-items: center;
    min-height: 56px;
    padding: 0 24px;
    color: var(--ob-white);
    text-decoration: none;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 15px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    opacity: 0.8;
    border-top: 1px solid rgba(255,255,255,0.08);
}
.ob-nav__mobile-link:hover,
.ob-nav__mobile-link--active {
    opacity: 1;
    background: rgba(255,255,255,0.06);
}

/* ── Nav-Breakpoint: Hamburger ersetzt die Seiten-Links (Sprach-Umschalter bleibt gleich) ── */
@media (max-width: 820px) {
    .ob-nav__links {
        display: none;
    }
    .ob-nav__burger {
        display: flex;
    }
    .ob-nav__mobile-menu:not([hidden]) {
        display: block;
    }
}

/* ── Footer ── */
.ob-footer {
    background: var(--ob-dark);
    color: var(--ob-white);
    padding: 48px 24px;
    text-align: center;
}
.ob-footer__inner {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.ob-footer__tagline {
    font-size: 16px;
    opacity: 0.8;
}
.ob-footer__links {
    display: flex;
    justify-content: center;
    gap: 24px;
}
.ob-footer__links a {
    color: var(--ob-white);
    text-decoration: none;
    font-size: 12px;
    opacity: 0.5;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.ob-footer__links a:hover { opacity: 1; }
.ob-footer__copy {
    font-size: 12px;
    opacity: 0.3;
}

/* ── Button ── */
.ob-btn {
    display: inline-block;
    padding: 14px 32px;
    background: var(--ob-ocean);
    color: var(--ob-white);
    text-decoration: none;
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--ob-radius);
    transition: background 0.2s;
}
.ob-btn:hover { background: var(--ob-gold); }

/* ── Cookie-Consent-Banner ── */
.ob-consent {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--ob-dark);
    color: var(--ob-white);
    box-shadow: 0 -8px 32px rgba(0,0,0,0.35);
    z-index: 300; /* über Nav (100) und Sprach-Dropdown (200) */
}
.ob-consent[hidden] {
    display: none;
}
.ob-consent__inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}
.ob-consent__title {
    font-size: 15px;
    margin-bottom: 4px;
}
.ob-consent__body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 13px;
    line-height: 1.6;
    opacity: 0.8;
}
.ob-consent__body a {
    color: var(--ob-white);
    text-decoration: underline;
    white-space: nowrap;
}
.ob-consent__actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
/* Beide Buttons teilen Grösse und Typografie — nur die Farbe unterscheidet sie,
   damit "Ablehnen" nicht optisch benachteiligt ist (DSGVO: gleichwertige Wahl). */
.ob-consent__btn {
    padding: 12px 28px;
    min-height: 44px;
    border: 1px solid transparent;
    border-radius: var(--ob-radius);
    font-family: 'Helvetica Neue', Arial, sans-serif;
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}
.ob-consent__btn--accept {
    background: var(--ob-ocean);
    color: var(--ob-white);
}
.ob-consent__btn--accept:hover {
    background: var(--ob-gold);
}
.ob-consent__btn--decline {
    background: transparent;
    border-color: rgba(255,255,255,0.4);
    color: var(--ob-white);
}
.ob-consent__btn--decline:hover {
    border-color: var(--ob-white);
    background: rgba(255,255,255,0.08);
}
@media (max-width: 820px) {
    .ob-consent__inner {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
        padding: 20px;
    }
    .ob-consent__actions {
        flex-direction: column-reverse; /* Akzeptieren oben unter dem Daumen, beide volle Breite */
    }
    .ob-consent__btn {
        width: 100%;
    }
}

/* ── 404 ── */
.ob-404 {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ob-sand);
}
.ob-404__inner {
    text-align: center;
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}