.page-rail {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 100vw;
    gap: 0;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    min-height: 100svh;
    height: 100vh;
    -webkit-overflow-scrolling: touch;
}

.panel {
    min-height: 100svh;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    outline: none;
    overflow-y: hidden;
}

.panel--projects,
.panel--about,
.panel--interests,
.panel--contact {
    content-visibility: auto;
    contain: layout paint style;
    contain-intrinsic-size: 1200px 800px;
}

.panel--projects {
    overflow-y: auto;
    height: 100vh;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
}

/* Start with bg-alt on first, then alternate */
.panel--start,
.panel--about,
.panel--contact {
    background: var(--bg-alt);
}

.panel--projects,
.panel--interests {
    background: var(--bg);
}

.site-nav--bottom {
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px) saturate(180%);
    border: none;
    border-radius: 999px;
    margin: 0 80px 32px 80px;
    width: calc(100% - 160px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    z-index: 100;
    transition: background-color 0.3s ease;
    will-change: transform, opacity;
    transform: translateZ(0);
}

.site-nav--bottom.scrolled {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px) saturate(180%);
    border: none;
    border-radius: 999px;
    margin: 0 80px 32px 80px;
    width: calc(100% - 160px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    will-change: transform, opacity;
    transform: translateZ(0);
}

.site-nav--bottom.scrolled::before {
    display: none;
}

.site-nav--bottom.scrolled .site-nav__inner {
    padding-left: 24px;
    padding-right: 32px;
}

.site-nav--bottom.scrolled .site-nav__project-title {
    cursor: pointer;
    transition: color 0.2s ease;
}

.site-nav--bottom.scrolled .site-nav__project-title:hover {
    color: var(--accent);
}

.site-nav--bottom::before {
    display: none;
}

.site-nav__inner {
    width: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--edge-y) var(--edge-x);
}

/* Desktop: Logo und Menüliste links, Name rechts */
.site-nav__inner > .site-nav__header {
    display: flex;
    align-items: center;
    gap: 0px;
    flex-shrink: 0;
}

/* Desktop: Mobile-Name verstecken */
@media (min-width: 481px) {
    .site-nav__inner > .site-nav__header .site-nav__brand--mobile {
        display: none;
    }
}

/* Desktop: Start-Menüpunkt verstecken */
.site-nav__inner > .site-nav__list .site-nav__item:first-child {
    display: none;
}

.site-nav__inner > .site-nav__list {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: 12px;
    flex-shrink: 0;
}

/* Desktop: Bei gescrollter Navbar - Logo ist im Header, Liste soll direkt daneben sein */
.site-nav--bottom.scrolled .site-nav__inner > .site-nav__header {
    gap: 0px;
}

/* Desktop: Schriftgrößen in gescrollter Navbar - gleich wie Standard */
.site-nav--bottom.scrolled .site-nav__inner > .site-nav__list .site-nav__link {
    font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
    font-size: 16px;
    font-weight: 400;
}

.site-nav--bottom.scrolled .site-nav__inner > .site-nav__list .site-nav__link[aria-current="page"] {
    font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
    font-size: 16px;
    font-weight: 400;
}

.site-nav--bottom.scrolled .site-nav__inner > .site-nav__list {
    margin-left: 0;
    padding-left: 0;
}

/* Name als separates Element rechts (Desktop) */
.site-nav__inner > .site-nav__brand--desktop {
    margin-left: auto;
    text-align: right;
    flex-shrink: 0;
}

/* Burger-Menü auf Desktop verstecken */
.site-nav__inner > .site-nav__mobile-menu-toggle {
    display: none;
}

.site-nav--bottom .site-nav__inner {
    padding-top: 16px;
    padding-bottom: 16px;
    padding-left: 24px;
    padding-right: 32px;
    transition: padding 0.3s ease;
}

.site-nav--bottom.scrolled .site-nav__inner {
    padding-top: 16px;
    padding-bottom: 16px;
}

/* Project context display - shown when scrolled in a project */
.site-nav__project-context {
    display: none;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
    font-size: 16px;
    font-weight: 400;
    color: var(--text);
}

.site-nav__project-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.site-nav__project-label {
    color: var(--text);
    text-decoration: none;
    cursor: pointer;
    transition: color 0.2s ease;
}

.site-nav__project-label:hover {
    color: var(--accent);
    text-decoration: none;
}

.site-nav__project-divider {
    color: var(--text);
}

.site-nav__project-title {
    color: var(--text);
}

.site-nav__project-navigation {
    display: flex;
    align-items: center;
    gap: 12px;
}

.site-nav__prev-project,
.site-nav__next-project {
    display: flex;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
    font-size: 16px;
    font-weight: 400;
    color: var(--text);
    cursor: pointer;
    padding: 0;
    transition: color 0.2s ease;
}

.site-nav__prev-project {
    color: var(--text);
}

.site-nav__prev-project:hover,
.site-nav__next-project:hover {
    color: var(--accent);
}

.site-nav__prev-project .material-symbols-outlined,
.site-nav__next-project .material-symbols-outlined {
    font-size: 18px;
    font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 20;
}

/* Show project context and hide other nav items when scrolled in project */
.site-nav--bottom.scrolled.in-project .site-nav__list {
    display: flex;
}

.site-nav--bottom.scrolled.in-project .site-nav__list .site-nav__item:not(:first-child) {
    display: none;
}

.site-nav--bottom.scrolled.in-project .site-nav__brand {
    display: none;
}

.site-nav--bottom.scrolled.in-project .site-nav__project-context {
    display: flex;
}

/* When showing "About", hide the "Projects /" part */
.site-nav--bottom.in-about .site-nav__project-label,
.site-nav--bottom.in-about .site-nav__project-divider {
    display: none;
}

/* When showing "Interests", hide the "Projects /" part */
.site-nav--bottom.in-interests .site-nav__project-label,
.site-nav--bottom.in-interests .site-nav__project-divider {
    display: none;
}

/* When in About section, change Next Project button */
.site-nav--bottom.in-about .site-nav__next-project {
    color: var(--accent);
}

.site-nav--bottom.in-about .site-nav__next-project span:first-child {
    display: none;
}

.site-nav--bottom.in-about .site-nav__next-project::before {
    content: "Let's talk";
    font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
    font-size: 16px;
    font-weight: 400;
}

.site-nav--bottom.in-about .site-nav__next-project .material-symbols-outlined {
    transform: rotate(-90deg);
}

.site-nav--bottom.in-about .site-nav__next-project:hover {
    color: var(--text);
}

/* When in Interests section, change Next Project button */
.site-nav--bottom.in-interests .site-nav__next-project {
    color: var(--accent);
}

.site-nav--bottom.in-interests .site-nav__next-project span:first-child {
    display: none;
}

.site-nav--bottom.in-interests .site-nav__next-project::before {
    content: "Let's talk";
    font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
    font-size: 16px;
    font-weight: 400;
}

.site-nav--bottom.in-interests .site-nav__next-project .material-symbols-outlined {
    transform: rotate(-90deg);
    /* Up arrow */
}

.site-nav--bottom.in-interests .site-nav__next-project:hover {
    color: var(--text);
}

/* When in Contact section, hide the "Projects /" part and next project button */
.site-nav--bottom.in-contact .site-nav__project-label,
.site-nav--bottom.in-contact .site-nav__project-divider {
    display: none;
}

.site-nav--bottom.in-contact .site-nav__next-project {
    display: none;
}

/* Mobile layout adjustments - only for mobile devices */
@media (max-width: 480px) {

    /* Page Rail Mobile */
    .page-rail {
        scroll-snap-type: x mandatory;
        padding-bottom: 0;
    }

    .panel {
        min-height: 100vh;
        background: #ffffff !important;
    }

    /* Hero Section Mobile */
    .hero {
        padding: 0 var(--edge-x-mobile);
        margin: 0;
        padding-top: 100px;
        padding-bottom: 40px;
        min-height: 100vh;
        gap: 24px;
    }

    /* Center content only on start page */
    .panel--start .hero {
        justify-content: center;
        align-items: center;
        padding-top: 60px;
    }


    /* About Section Mobile */
    .about-section {
        min-height: 100vh;
    }

    .about-overview {
        min-height: 100vh;
    }

    .about-details__hero-image {
        margin-bottom: 24px;
    }

    .about-details .hero__title {
        margin-bottom: 24px;
        font-size: 32px;
    }

    /* Project Section Mobile - disable snap scrolling */
    .panel--projects,
    .panel--about,
    .panel--interests,
    .panel--contact,
    .about-section,
    .interests-gallery,
    .contact-details {
        scroll-snap-type: none;
    }

    .project-section {
        height: 100vh;
    }

    .projects-overview {
        min-height: 100vh;
        padding-top: 100px;
        padding-bottom: 40px;
    }

    .project__hero-image {
        margin-bottom: 24px;
    }

    .project__hero-video {
        margin-bottom: 24px;
    }

    /* Interests Section Mobile */
    .panel--interests {
        overflow-y: auto;
    }

    /* Contact Section Mobile */
    .contact-details {
        height: 100vh;
    }

    .contact-details__content {
        min-height: 100vh;
        padding-top: 100px;
    }

    /* Imprint Section Mobile */
    .imprint-section {
        min-height: 100vh;
        padding: 60px var(--edge-x-mobile) 100px var(--edge-x-mobile);
    }
}