:root {
    --color-red: rgb(218, 41, 28);
    --color-white: rgb(255, 255, 255);
    --color-black: rgb(0, 0, 0);
    --color-gray-100: rgb(245, 245, 245);
    --color-gray-300: rgb(210, 210, 210);
    --font-main: "Bolle Votica", Helvetica, Arial, sans-serif;
    --font-body: Helvetica, Arial, sans-serif;
    --text-xs: 0.8125rem;
    --text-sm: 0.9375rem;
    --text-md: 1rem;
    --text-lg: 1.125rem;
    --text-xl: clamp(1.6rem, 3vw, 2.4rem);
    --text-xxl: clamp(2rem, 5vw, 3.4rem);
    --lh-tight: 1.15;
    --lh-body: 1.55;
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;
    --space-8: 72px;
    --radius-none: 0;
    --radius-soft: 4px;
    --border-main: 2px solid var(--color-black);
    --shadow-soft: 0 3px 0 rgba(0, 0, 0, 0.15);
    --header-expanded: clamp(210px, 38vh, 470px);
    --header-compact: 80px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    color: var(--color-black);
    background: var(--color-red);
    line-height: var(--lh-body);
    text-rendering: optimizeLegibility;
}

.site-shell {
    position: relative;
    min-height: 100vh;
    isolation: isolate;
}

.site-shell::before {
    content: "";
    position: fixed;
    top: 0;
    right: min(16vw, 180px);
    width: 2px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.5);
    pointer-events: none;
    z-index: 1;
}

.site-shell::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 12% 20%, rgba(255, 255, 255, 0.12) 1px, transparent 1px), radial-gradient(circle at 75% 70%, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 26px 26px, 32px 32px;
    pointer-events: none;
    z-index: 0;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: auto;
}

.skip-link:focus {
    left: 12px;
    top: 12px;
    z-index: 99;
    background: var(--color-white);
    border: var(--border-main);
    color: var(--color-black);
    padding: var(--space-2) var(--space-3);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--color-red);
    border-bottom: var(--border-main);
    min-height: var(--header-expanded);
    transition: min-height 220ms ease, padding 220ms ease;
    padding: var(--space-5) clamp(14px, 3vw, 36px);
}

.header-main {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--space-4);
    align-items: start;
}

.flag-link {
    display: inline-grid;
    place-items: center;
    text-decoration: none;
}

.flag-swiss {
    position: relative;
    width: clamp(120px, 18vw, 220px);
    aspect-ratio: 1;
    display: inline-block;
    background: var(--color-red);
    border: 2px solid var(--color-white);
}

.cross-h,
.cross-v {
    position: absolute;
    background: var(--color-white);
}

.cross-h {
    height: 24%;
    width: 70%;
    left: 15%;
    top: 38%;
}

.cross-v {
    width: 24%;
    height: 70%;
    top: 15%;
    left: 38%;
}

.brand h1 {
    margin: 0;
    font-family: var(--font-main);
    font-size: var(--text-xxl);
    line-height: var(--lh-tight);
    letter-spacing: 0.01em;
    color: var(--color-white);
}

.brand p {
    margin: var(--space-2) 0 0;
    max-width: 60ch;
    color: var(--color-white);
    font-size: var(--text-md);
}

.menu-toggle {
    display: none;
    border: 2px solid var(--color-white);
    background: transparent;
    color: var(--color-white);
    font: 700 var(--text-sm) var(--font-main);
    padding: 10px 12px;
}

.site-nav {
    margin-top: var(--space-4);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: flex-start;
}

.site-nav a {
    text-decoration: none;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.7);
    padding: 8px 12px;
    font-family: var(--font-main);
    font-size: var(--text-sm);
    letter-spacing: 0.01em;
}

.site-nav a:hover,
.site-nav a:focus-visible {
    background: var(--color-white);
    color: var(--color-red);
    border-color: var(--color-white);
}

.hero-banner {
    margin-top: var(--space-5);
    background: var(--color-red);
    min-height: clamp(180px, 27vh, 330px);
    border-top: 2px solid rgba(255, 255, 255, 0.4);
    position: relative;
    display: grid;
    grid-template-columns: 1fr 4px;
    gap: var(--space-4);
    align-items: stretch;
}

.hero-copy {
    max-width: 72ch;
    padding: var(--space-4) 0;
}

.hero-copy .eyebrow {
    margin: 0 0 var(--space-2);
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.hero-copy h2 {
    margin: 0;
    color: var(--color-white);
    font-family: var(--font-main);
    font-size: clamp(1.35rem, 3vw, 2.1rem);
    line-height: 1.2;
}

.hero-copy p {
    margin: var(--space-3) 0 0;
    color: rgba(255, 255, 255, 0.9);
    max-width: 55ch;
}

.hero-rail {
    background: var(--color-white);
    align-self: stretch;
}

body.is-compact .site-header {
    min-height: var(--header-compact);
    padding: var(--space-3) clamp(10px, 2.5vw, 24px);
}

body.is-compact .brand p,
body.is-compact .hero-banner {
    display: none;
}

body.is-compact .site-nav {
    justify-content: flex-end;
    margin-left: auto;
}

body.is-compact .flag-swiss {
    width: 58px;
}

body.is-compact .brand h1 {
    font-size: clamp(1.1rem, 2.4vw, 1.35rem);
}

main {
    position: relative;
    z-index: 2;
    width: min(1160px, 94vw);
    margin: var(--space-6) auto var(--space-8);
    display: grid;
    gap: var(--space-5);
}

#groupe {
    order: -10;
}

.card {
    background: var(--color-white);
    border: var(--border-main);
    box-shadow: var(--shadow-soft);
    padding: clamp(14px, 2.5vw, 24px);
}

h2,
h3 {
    margin-top: 0;
    font-family: var(--font-main);
    line-height: var(--lh-tight);
    color: var(--color-black);
}

h2 {
    font-size: var(--text-xl);
}

p,
li,
label,
input,
textarea,
select,
small {
    font-size: var(--text-md);
}

ul {
    margin: 0;
    padding-left: 20px;
}

.hero {
    border-left: 6px solid var(--color-red);
}

.news-section {
    border-left: 6px solid var(--color-red);
}

.signature-strip {
    background: linear-gradient(to bottom, var(--color-white), var(--color-gray-100));
}

.covers-row {
    display: flex;
    flex-wrap: nowrap;
    gap: var(--space-3);
    overflow: hidden;
    transform: translateX(calc(var(--scroll-progress, 0) * 80px));
    transition: transform 180ms linear;
}

.cover-card {
    flex: 0 0 clamp(100px, 11vw, 160px);
    height: clamp(100px, 11vw, 160px);
    border: var(--border-main);
    display: grid;
    place-items: center;
    background: var(--color-white);
    overflow: hidden;
}

.cover-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cover-fallback {
    font-family: var(--font-main);
    font-size: var(--text-sm);
}

.metro-lane {
    margin-top: var(--space-4);
    position: relative;
    height: 36px;
}

.metro-line {
    position: absolute;
    top: 16px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-black);
}

.metro-train {
    position: absolute;
    top: 6px;
    left: calc(var(--scroll-progress, 0) * 76%);
    border: var(--border-main);
    background: var(--color-red);
    color: var(--color-white);
    padding: 2px 8px;
    font: 700 var(--text-xs) var(--font-main);
    letter-spacing: 0.04em;
}

.socials {
    margin-top: var(--space-4);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.socials a,
button,
.event-item a {
    background: var(--color-red);
    color: var(--color-white);
    border: var(--border-main);
    padding: 9px 12px;
    text-decoration: none;
    font: 700 var(--text-sm) var(--font-main);
    cursor: pointer;
}

.socials a:hover,
button:hover,
.event-item a:hover,
.socials a:focus-visible,
button:focus-visible,
.event-item a:focus-visible {
    background: var(--color-black);
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.social-icon {
    width: 18px;
    height: 18px;
    display: block;
}

.video-wrapper {
    aspect-ratio: 16 / 9;
    border: var(--border-main);
    margin-top: var(--space-3);
}

.video-wrapper iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-2);
}

.photo-item {
    border: var(--border-main);
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    padding: 0;
    background: var(--color-white);
}

.photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.photo-item:hover img,
.photo-item:focus-visible img {
    transform: scale(1.03);
    transition: transform 180ms ease;
}

.events-list,
.comments-list {
    display: grid;
    gap: var(--space-3);
}

.event-item,
.comments-list article {
    border: var(--border-main);
    padding: var(--space-3);
    background: var(--color-white);
}

.stack-form {
    display: grid;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

label {
    display: grid;
    gap: 5px;
    font-weight: 700;
}

input,
textarea,
select {
    font: inherit;
    color: var(--color-black);
    background: var(--color-white);
    border: var(--border-main);
    padding: 9px 10px;
    border-radius: var(--radius-none);
}

textarea {
    resize: vertical;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible,
a:focus-visible,
button:focus-visible,
.menu-toggle:focus-visible,
.flag-link:focus-visible {
    outline: 3px solid var(--color-black);
    outline-offset: 2px;
}

.flash {
    border: var(--border-main);
    padding: var(--space-3);
    background: var(--color-white);
}

.flash-error {
    background: var(--color-black);
    color: var(--color-white);
}

.site-footer {
    position: relative;
    z-index: 2;
    background: var(--color-white);
    border-top: var(--border-main);
    padding: var(--space-6) 0;
}

.back-home {
    position: fixed;
    right: 14px;
    bottom: 14px;
    z-index: 25;
    background: rgba(0, 0, 0, 0.75);
    color: var(--color-white);
    text-decoration: none;
    padding: 6px 10px;
    font-size: var(--text-xs);
    border-radius: 2px;
}

.back-home:hover,
.back-home:focus-visible {
    background: rgba(0, 0, 0, 0.9);
}

.footer-inner {
    width: min(1160px, 94vw);
    margin: 0 auto;
}

.footer-inner h2 {
    color: var(--color-black);
}

.footer-inner a {
    color: var(--color-red);
    font-weight: 700;
}

.contact-layout {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(320px, 1.2fr);
    gap: var(--space-5);
    align-items: start;
}

.contact-infos p {
    margin: 0 0 var(--space-3);
}

.contact-form {
    margin-bottom: 0;
}

.lightbox {
    width: min(96vw, 1400px);
    max-height: 94vh;
    padding: 0;
    border: 0;
    background: transparent;
    overflow: visible;
}

.lightbox::backdrop {
    background: rgba(0, 0, 0, 0.92);
}

.lightbox-figure {
    margin: 0;
    width: 100%;
    height: 94vh;
    display: grid;
    place-items: center;
}

.lightbox-figure img {
    max-width: 100%;
    max-height: 88vh;
    object-fit: contain;
    border: 2px solid var(--color-white);
    background: #111;
}

.lightbox-close,
.lightbox-nav {
    position: absolute;
    border: 2px solid var(--color-white);
    background: rgba(0, 0, 0, 0.5);
    color: var(--color-white);
    font-family: var(--font-main);
    cursor: pointer;
}

.lightbox-close {
    top: 14px;
    right: 14px;
    width: 44px;
    height: 44px;
    font-size: 1.8rem;
    line-height: 1;
    padding: 0;
}

.lightbox-nav {
    top: 50%;
    transform: translateY(-50%);
    width: 52px;
    height: 64px;
    font-size: 2rem;
    line-height: 1;
    padding: 0;
}

.lightbox-prev { left: 12px; }
.lightbox-next { right: 12px; }

body.is-lightbox-open {
    overflow: hidden;
}

@media (max-width: 1024px) {
    .photo-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .site-shell::before {
        right: 18px;
    }

    .site-header {
        min-height: clamp(170px, 32vh, 280px);
        padding: var(--space-3);
    }

    .header-main {
        grid-template-columns: auto 1fr auto;
        align-items: center;
    }

    .flag-swiss {
        width: 88px;
    }

    .brand h1 {
        font-size: clamp(1.2rem, 5vw, 1.8rem);
    }

    .brand p {
        font-size: var(--text-sm);
    }

    .menu-toggle {
        display: inline-block;
    }

    .site-nav {
        display: none;
        margin-top: var(--space-3);
        flex-direction: column;
        align-items: flex-start;
        background: rgba(0, 0, 0, 0.2);
        padding: var(--space-2);
        border: 1px solid rgba(255, 255, 255, 0.5);
    }

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

    .hero-copy h2 {
        font-size: clamp(1.2rem, 4vw, 1.5rem);
    }

    .hero-copy p {
        font-size: var(--text-sm);
    }

    main {
        margin-top: var(--space-4);
    }

    .photo-grid {
        grid-template-columns: 1fr;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }

    .lightbox-nav {
        width: 44px;
        height: 54px;
        font-size: 1.8rem;
    }

    .lightbox-close {
        width: 38px;
        height: 38px;
        font-size: 1.5rem;
    }

    body.is-compact .menu-toggle {
        padding: 7px 10px;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .covers-row,
    .metro-train {
        transform: none !important;
        left: 0 !important;
    }
}

.admin-page {
    background: var(--color-gray-100);
}

.admin-page .site-header {
    min-height: auto;
    padding: var(--space-4);
}

.admin-page .site-header .brand h1 {
    font-size: var(--text-xl);
}

.admin-page .site-header .brand p {
    display: block;
    color: var(--color-white);
}

.admin-page .site-header nav,
.admin-page .site-header .site-nav {
    margin-top: var(--space-2);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.admin-page main {
    margin-top: var(--space-5);
}

*,
*::before,
*::after {
    border: none !important;
}