:root {
    --ink: #172033;
    --muted: #667085;
    --line: #dbe2ea;
    --surface: #ffffff;
    --surface-soft: #f4f7fa;
    --canvas: #eaf0f5;
    --brand: #175cd3;
    --brand-dark: #123a70;
    --brand-soft: #e8f1ff;
    --success: #067647;
    --danger: #b42318;
    --content-soft: #e8f1ff;
    --content-line: #a8c7f4;
    --content-ink: #123a70;
    --admin-soft: #fff0ef;
    --admin-line: #efb4ae;
    --admin-ink: #8f2017;
    --radius: 14px;
    --shadow: 0 14px 34px rgba(15, 34, 58, .09);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--canvas);
    font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at 8% 0, rgba(23, 92, 211, .10), transparent 28rem),
        var(--canvas);
    color: var(--ink);
    font-size: 15px;
    line-height: 1.5;
}

a { color: var(--brand); text-underline-offset: .18em; }
a:hover { color: var(--brand-dark); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
    outline: 3px solid var(--brand);
    outline-offset: 2px;
}
.site-header a:focus-visible,
.site-header button:focus-visible {
    outline-color: #fff;
}

img { max-width: 100%; height: auto; }

.skip-link {
    position: fixed;
    z-index: 100;
    top: .75rem;
    left: .75rem;
    transform: translateY(-180%);
    padding: .7rem 1rem;
    border-radius: 8px;
    background: #fff;
    color: var(--ink);
    box-shadow: var(--shadow);
}
.skip-link:focus { transform: translateY(0); }

.site-shell {
    width: min(1440px, calc(100% - 40px));
    margin: 24px auto;
}

.site-header {
    display: flex;
    min-height: 90px;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 15px 25px;
    border-radius: var(--radius) var(--radius) 0 0;
    background: linear-gradient(125deg, #102f59, #175cd3 68%, #1570ef);
    color: #fff;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    color: inherit;
    text-decoration: none;
}
.brand:hover { color: #fff; }
.brand-mark {
    display: grid;
    width: 52px;
    height: 52px;
    place-items: center;
    border: 1px solid rgba(255,255,255,.38);
    border-radius: 14px;
    background: rgba(255,255,255,.14);
    font-size: 1.55rem;
    font-weight: 800;
    letter-spacing: -.08em;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.25);
}
.brand-mark sup { font-size: .58em; }
.brand-copy { display: flex; flex-direction: column; line-height: 1.2; }
.brand-copy strong { font-size: clamp(1.2rem, 2vw, 1.65rem); letter-spacing: -.02em; }
.brand-copy small { margin-top: .28rem; color: #d6e5ff; font-size: .78rem; }

.site-header-actions { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: .5rem; }
.site-user-name { padding: .45rem .3rem; color: #e6efff; font-size: .86rem; font-weight: 700; text-decoration: none; }
.site-user-name:hover { color: #fff; text-decoration: underline; }
.site-role-action {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    padding: .5rem .8rem;
    border: 1px solid;
    border-radius: 9px;
    font-size: .88rem;
    font-weight: 800;
    text-decoration: none;
}
.site-role-action.action-content { border-color: var(--content-line); color: var(--content-ink); background: var(--content-soft); }
.site-role-action.action-content:hover { color: var(--content-ink); background: #dceaff; }
.site-role-action.action-admin { border-color: var(--admin-line); color: var(--admin-ink); background: var(--admin-soft); }
.site-role-action.action-admin:hover { color: var(--admin-ink); background: #ffe3e0; }
.site-logout-form { display: inline-flex; margin: 0; }
.site-header .site-logout-button {
    min-height: 44px;
    padding: .5rem .8rem;
    border: 1px solid rgba(255,255,255,.55);
    color: #fff;
    background: rgba(255,255,255,.10);
}
.site-header .site-logout-button:hover { background: rgba(255,255,255,.2);    margin-bottom: 1.5rem;
 }

.nav-toggle {
    display: none;
    align-items: center;
    gap: .45rem;
    min-height: 44px;
    padding: .55rem .8rem;
    border: 1px solid rgba(255,255,255,.4);
    border-radius: 9px;
    background: rgba(255,255,255,.12);
    color: #fff;
    font: inherit;
    font-weight: 700;
}

.main-navigation {
    padding: 0 20px;
    border-bottom: 1px solid #dce4ed;
    background: var(--surface);
    box-shadow: 0 8px 20px rgba(15,34,58,.06);

    margin-top: 1.5rem;

}
.main-navigation > ul {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin: 0;
    padding: 8px 0;
    list-style: none;
}
.main-navigation a {
    display: block;
    padding: .65rem .9rem;
    border-radius: 8px;
    color: #344054;
    font-size: .94rem;
    font-weight: 700;
    text-decoration: none;

}
.main-navigation a:hover, .main-navigation a.is-current {
    background: var(--brand-soft);
    color: var(--brand-dark);
}
.navigation-item { position: relative; }
.navigation-link-row { display: flex; align-items: stretch; }
.navigation-link-row > a { flex: 1 1 auto; }
.submenu-toggle {
    display: grid;
    min-width: 44px;
    min-height: 44px;
    padding: 0 .55rem;
    place-items: center;
    border: 0;
    border-radius: 8px;
    color: #475467;
    background: transparent;
    font: inherit;
    cursor: pointer;
}
.submenu-toggle:hover,
.submenu-toggle:focus-visible,
.has-submenu.is-submenu-open > .navigation-link-row > .submenu-toggle {
    color: var(--brand-dark);
    background: var(--brand-soft);
}
.submenu-toggle span { transition: transform .16s ease; }
.has-submenu.is-submenu-open > .navigation-link-row > .submenu-toggle span { transform: rotate(180deg); }
.navigation-submenu {
    position: absolute;
    z-index: 40;
    top: calc(100% - 2px);
    left: 0;
    display: none;
    min-width: 17rem;
    margin: 0;
    padding: .45rem;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--surface);
    box-shadow: 0 16px 36px rgba(15, 34, 58, .16);
    list-style: none;
}
.navigation-submenu .navigation-submenu {
    top: -.45rem;
    left: calc(100% - .2rem);
}
.navigation-item:hover > .navigation-submenu,
.navigation-submenu-item:hover > .navigation-submenu,
.navigation-item:focus-within > .navigation-submenu,
.navigation-submenu-item:focus-within > .navigation-submenu,
.has-submenu.is-submenu-open > .navigation-submenu { display: block; }
.navigation-submenu-item { position: relative; }
.navigation-submenu a { padding: .55rem .7rem; border-radius: 7px; white-space: nowrap; }
.navigation-submenu .navigation-link-row { gap: .2rem; }
.navigation-submenu .submenu-toggle { min-width: 44px; }
.navigation-submenu-item.has-submenu > .navigation-link-row > .submenu-toggle span { transform: rotate(-90deg); }
.navigation-submenu-item.has-submenu.is-submenu-open > .navigation-link-row > .submenu-toggle span { transform: rotate(90deg); }
.navigation-article a { color: #475467; font-weight: 600; }

.page-layout {
    display: grid;
    grid-template-columns: minmax(230px, 270px) minmax(0, 1fr);
    gap: 22px;
    padding: 22px 0;
    align-items: start;
}
.page-layout-wide { grid-template-columns: minmax(0, 1fr); }
.page-layout-wide .content-card { width: 100%; }

.sidebar { display: grid; gap: 16px; }
.side-panel, .content-card {
    border: 1px solid rgba(205, 216, 228, .92);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
}
.side-panel { overflow: hidden; padding: 18px; }
.side-panel > h2 {
    margin: -18px -18px 16px;
    padding: 12px 18px;
    border-bottom: 1px solid var(--line);
    background: var(--surface-soft);
    color: #344054;
    font-size: .78rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.side-panel ul { margin: 0; padding: 0; list-style: none; }
.side-panel li + li { margin-top: .35rem; }
.side-panel a { font-weight: 650; text-decoration: none; }
.side-panel form { margin: 0; }
.side-panel label { display: block; margin-top: .55rem; color: var(--muted); font-size: .86rem; font-weight: 700; }
.side-panel input:not([type="submit"]):not([type="checkbox"]):not([type="radio"]) { width: 100%; }
.side-panel input[type="submit"], .side-panel button { width: 100%; margin-top: .45rem; }
.login-form { display: grid; gap: .45rem; }
.login-form label { margin-top: .2rem; }
.login-message { margin: 0; color: var(--danger); font-size: .9rem; font-weight: 700; }
.login-page-panel { max-width: 32rem; padding: 1.3rem; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-soft); }
.login-page-panel .login-form { gap: .7rem; }
.login-page-panel .login-form button { justify-self: start; width: auto; min-width: 8rem; }
.account-greeting, .account-link { margin: 0 0 .65rem; }
.account-logout-form { display: block; }
.profile-form { display: grid; max-width: 48rem; gap: 1.3rem; }
.profile-form fieldset { margin: 0; padding: 1.2rem; border: 1px solid var(--line); border-radius: 11px; }
.profile-form legend { padding: 0 .35rem; color: #102a4c; font-weight: 800; }
.profile-form-grid { display: grid; grid-template-columns: minmax(10rem, .45fr) minmax(0, 1fr); align-items: center; gap: .85rem 1rem; }
.profile-form-grid label { color: #344054; font-weight: 700; }
.profile-form .field-help { margin-top: 0; color: var(--muted); font-size: .9rem; }
.menu-list { margin: 0; padding: 0; list-style: none; }
.menu-list li + li { margin-top: .35rem; }
.admin-panel { border-color: #b9d1f7; }
.admin-links a {
    display: block;
    padding: .48rem .6rem;
    border-radius: 7px;
}
.admin-links a:hover { background: var(--brand-soft); }
.status-message { color: var(--success); font-weight: 700; }
.module-list { display: grid; gap: .7rem; }
.module-row {
    display: grid;
    grid-template-columns: 7rem minmax(0, 1fr) auto;
    align-items: center;
    gap: 1rem;
    margin: 0;
    padding: .8rem;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--surface-soft);
}
.module-row button { min-width: 7rem; }
.module-row-actions { display: flex; align-items: center; justify-content: flex-end; gap: .5rem; }
.module-state span { display: inline-block; padding: .2rem .48rem; border-radius: 999px; font-size: .75rem; font-weight: 800; }
.state-enabled { background: #dcfae6; color: var(--success); }
.state-disabled { background: #fee4e2; color: var(--danger); }

.content-card {
    min-width: 0;
    min-height: 540px;
    padding: clamp(24px, 4vw, 52px);
    overflow: visible;
    overflow-wrap: anywhere;
}

pre { max-width: 100%; overflow-x: auto; }
code { overflow-wrap: anywhere; }

h1, h2, h3, h4 {
    margin: 1.5em 0 .55em;
    color: #102a4c;
    font-weight: 760;
    line-height: 1.2;
    letter-spacing: -.025em;
}
h1 { margin-top: 0; font-size: clamp(1.4rem, 3vw, 2.55rem); }
h2 { font-size: clamp(1.35rem, 2.5vw, 1.8rem); }
h3 { font-size: 1.22rem; }
p { margin: 0 0 1.15em; }
hr { height: 1px; margin: 1.7rem 0; border: 0; background: var(--line); }

.content-card ul, .content-card ol { padding-left: 1.35rem; }
.content-card blockquote {
    margin: 1rem 0;
    padding: .65rem 1rem;
    border-left: 4px solid var(--brand);
    background: var(--surface-soft);
}
.content-card .ql-align-center { text-align: center; }
.content-card .ql-align-right { text-align: right; }
.content-card .ql-align-justify { text-align: justify; }
.content-card .ql-direction-rtl { direction: rtl; }
.content-card .ql-indent-1 { margin-left: 2rem; }
.content-card .ql-indent-2 { margin-left: 4rem; }
.content-card .ql-indent-3 { margin-left: 6rem; }
.content-card .ql-indent-4,
.content-card .ql-indent-5,
.content-card .ql-indent-6,
.content-card .ql-indent-7,
.content-card .ql-indent-8 { margin-left: 8rem; }
.content-card img.portix-content-image,
.content-card p > img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 1.25rem auto;
    border-radius: 10px;
}
form { margin: 1.25rem 0; }
.contact-form { display: grid; max-width: 48rem; gap: 1rem; }
.contact-form label { display: grid; gap: .35rem; color: #344054; font-weight: 700; }
.contact-form input, .contact-form textarea { width: 100%; padding: .7rem .8rem; border: 1px solid #b8c5d5; border-radius: 9px; color: var(--ink); background: #fff; font: inherit; }
.contact-form textarea { min-height: 15rem; resize: vertical; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-honeypot { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.error-box { padding: .8rem 1rem; border-left: 4px solid var(--danger); border-radius: 8px; color: var(--danger); background: #fee4e2; }
.contact-success { max-width: 42rem; padding: 1.5rem; border: 1px solid #a7dfc3; border-radius: 14px; background: #effcf5; }
.download-category-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.download-category-card, .download-file-card { padding: 1.2rem; border: 1px solid var(--line); border-radius: 13px; background: #fff; }
.download-category-card h2, .download-file-card h3 { margin-top: 0; }
.download-category-card > span { color: var(--muted); font-size: .88rem; font-weight: 700; }
.download-category-heading { margin-bottom: 1.2rem; }
.download-file-list { display: grid; gap: 1rem; }
.download-file-card { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 1.5rem; }
.download-file-card dl { display: flex; flex-wrap: wrap; gap: .6rem 1.5rem; }
.download-file-card dl div { display: flex; gap: .4rem; }
.download-file-card dt { color: var(--muted); }
.download-file-card dd { margin: 0; font-weight: 700; }
.download-file-card code { overflow-wrap: anywhere; }
.download-button { white-space: nowrap; }
.inline-action { display: inline-flex; margin: 0; }
.message-preview { white-space: pre-wrap; overflow-wrap: anywhere; padding: 1rem; background: var(--surface-soft); border-radius: 8px; }
.recent-news { margin: 0; padding-left: 1.2rem; }
.content-heading { margin-bottom: 1.6rem; }
.eyebrow { margin: 0 0 .35rem; color: var(--brand-dark); font-size: .76rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.news-list { display: grid; gap: 1.0rem; }
.news-card {
    position: relative;
    overflow: hidden;
    padding: clamp(1.15rem, 3vw, 1.65rem);
    border: 1px solid var(--line);
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(16, 42, 76, .07);
}
.news-card::before {
    position: absolute;
    inset: 0 auto 0 0;
    width: 4px;
    background: var(--brand);
    content: "";
}
.news-card header,
.news-detail > header {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: .35rem 1rem;
}
.news-card h2,
.news-detail h2 { margin: 0; }
.news-card h2 { font-size: clamp(1.2rem, 2.4vw, 1.55rem); }
.news-card h2 a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .18em; }
.news-card time,
.news-detail time {
    padding: .22rem .55rem;
    border-radius: 999px;
    color: var(--muted);
    background: var(--surface-soft);
    font-size: .82rem;
    white-space: nowrap;
}
.news-card .news-summary {
    margin-top: 1rem;
    color: #344054;
}
.news-card .read-more { font-weight: 750; }
.news-detail > header {
    margin-bottom: 1.4rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--line);
}
.news-detail .news-intro {
    margin: 0 0 1.6rem;
    padding: clamp(1rem, 3vw, 1.4rem);
    border-left: 4px solid var(--brand);
    border-radius: 0 11px 11px 0;
    color: #344054;
    background: var(--surface-soft);
    font-size: 1.08rem;
    font-weight: 620;
}
.news-detail .news-body { font-size: 1rem; }
.news-detail .news-body > p { margin-bottom: 1.2em; }
.article-breadcrumb { margin-bottom: 1.35rem; color: var(--muted); font-size: .9rem; }
.article-breadcrumb ol { display: flex; flex-wrap: wrap; gap: .3rem .5rem; margin: 0; padding: 0; list-style: none; }
.article-breadcrumb li { display: inline-flex; align-items: center; gap: .5rem; }
.article-breadcrumb [aria-current="page"] { color: var(--ink); font-weight: 700; }
.article-sequential-navigation {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2.5rem;
    padding-top: 1.4rem;
    border-top: 1px solid var(--line);
}
.article-sequential-link {
    display: grid;
    gap: .3rem;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 11px;
    text-decoration: none;
}
.article-sequential-link:hover { border-color: var(--brand); background: var(--surface-soft); }
.article-sequential-link small { color: var(--muted); font-weight: 750; text-transform: uppercase; }
.article-sequential-next { grid-column: 2; text-align: right; }
.pagination { display: flex; flex-wrap: wrap; gap: .4rem; margin: 1.5rem 0; }
.pagination a { display: grid; min-width: 44px; height: 44px; place-items: center; border: 1px solid var(--line); border-radius: 8px; text-decoration: none; }
.pagination a:hover,
.pagination a.is-current { color: #fff; background: var(--brand); border-color: var(--brand); }
.rss-link { font-size: .9rem; }
.empty-state { max-width: 42rem; padding: 2rem 0; }
.error { color: var(--danger); font-weight: 700; }
.notice { color: var(--success); font-weight: 700; }
input, textarea, select, button {
    max-width: 100%;
    border: 1px solid #7a899c;
    border-radius: 8px;
    background: #fff;
    color: var(--ink);
    font: inherit;
}
input, textarea, select { padding: .62rem .72rem; }
input:not([type]), input[type="text"], input[type="texte"], input[type="email"], input[type="url"],
input[type="password"], input[type="file"], select, textarea { width: min(100%, 42rem); }
textarea { min-height: 9rem; resize: vertical; }
input[type="checkbox"], input[type="radio"] { width: auto; accent-color: var(--brand); }
button, input[type="submit"], input[type="button"], .button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    padding: .58rem .95rem;
    border-color: var(--brand);
    background: var(--brand);
    color: #fff;
    cursor: pointer;
    font-weight: 750;
    text-decoration: none;
}
button:hover, input[type="submit"]:hover, input[type="button"]:hover, .button:hover { color: #fff; background: var(--brand-dark); }

table {
    display: block;
    width: 100%;
    max-width: 100%;
    margin: 1.2rem 0;
    overflow-x: auto;
    border-collapse: collapse;
    background: #fff;
}
th, td { padding: .72rem .8rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: var(--surface-soft); color: #344054; font-size: .87rem; }

.site-footer {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 18px 24px;
    border-top: 1px solid #d7e0ea;
    color: var(--muted);
    font-size: .84rem;
}
.footer-login-link { margin-left: auto; color: #98a2b3; opacity: .55; text-decoration: none; }
.footer-login-link:hover, .footer-login-link:focus-visible { color: var(--brand-dark); opacity: 1; }

@media (max-width: 820px) {
    .site-shell { width: min(100% - 20px, 720px); margin: 10px auto; }
    .site-header { min-height: 76px; gap: .75rem; padding: 14px 16px; border-radius: 12px 12px 0 0;     margin-bottom: 1.5rem;
}
    .site-header-actions { min-width: 0; }
    .site-role-action { padding-inline: .65rem; }
    .brand { min-width: 0; flex: 1 1 auto; gap: .6rem; }
    .brand-mark { width: 44px; height: 44px; flex: 0 0 44px; border-radius: 11px; }
    .brand-copy { min-width: 0; }
    .brand-copy strong { display: block; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .brand-copy small { display: none; }
    .nav-toggle { flex: 0 0 auto; }
    .nav-toggle { display: inline-flex; }
    .main-navigation { display: none; padding: 8px 12px; }
    .main-navigation.is-open { display: block; }
    .main-navigation > ul { display: grid; }
    .main-navigation a { padding: .8rem; }
    .main-navigation .has-submenu > .navigation-submenu { display: none; }
    .main-navigation .has-submenu.is-submenu-open > .navigation-submenu { display: block; }
    .navigation-submenu,
    .navigation-submenu .navigation-submenu {
        position: static;
        min-width: 0;
        margin: .15rem 0 .35rem .8rem;
        padding: .2rem 0 .2rem .55rem;
        border: 0;
        border-left: 2px solid var(--line);
        border-radius: 0;
        box-shadow: none;
    }
    .navigation-submenu a { white-space: normal; }
    .navigation-submenu-item.has-submenu > .navigation-link-row > .submenu-toggle span { transform: none; }
    .navigation-submenu-item.has-submenu.is-submenu-open > .navigation-link-row > .submenu-toggle span { transform: rotate(180deg); }
    .page-layout { grid-template-columns: 1fr; gap: 14px; padding: 14px 0; }
    .sidebar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .content-card { grid-row: 1; min-height: 0; padding: 24px 18px; }
    .site-footer { flex-direction: column; padding: 16px; }
}

@media (max-width: 680px) {
    .site-header { flex-wrap: wrap; }
    .site-header-actions { width: 100%; justify-content: flex-end; }
    .site-user-name { margin-right: auto; }
}

@media (max-width: 560px) {
    .sidebar { grid-template-columns: 1fr; }
    th, td { padding: .55rem; }
    .module-row { grid-template-columns: 1fr; gap: .55rem; }
    .module-row-actions { justify-content: flex-start; }
    .module-row button { width: 100%; }
    .article-sequential-navigation { grid-template-columns: 1fr; }
    .article-sequential-next { grid-column: 1; text-align: left; }
    .contact-grid, .download-category-grid { grid-template-columns: 1fr; }
    .download-file-card { grid-template-columns: 1fr; }
    .profile-form-grid { grid-template-columns: 1fr; gap: .35rem; }
    .profile-form-grid input + label { margin-top: .6rem; }
    .content-card .ql-indent-1 { margin-left: 1rem; }
    .content-card .ql-indent-2 { margin-left: 1.5rem; }
    .content-card .ql-indent-3,
    .content-card .ql-indent-4,
    .content-card .ql-indent-5,
    .content-card .ql-indent-6,
    .content-card .ql-indent-7,
    .content-card .ql-indent-8 { margin-left: 2rem; }
}

@media (max-width: 380px) {
    .site-shell { width: calc(100% - 12px); margin: 6px auto; }
    .site-header { padding: 12px; }
    .brand-mark { width: 40px; height: 40px; flex-basis: 40px; }
    .nav-toggle { padding-inline: .65rem; }
    .content-card { padding: 20px 14px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
}

@media print {
    body { background: #fff; }
    .site-shell { width: 100%; margin: 0; }
    .site-header, .main-navigation, .sidebar, .nav-toggle, .site-footer { display: none !important; }
    .page-layout { display: block; padding: 0; }
    .content-card { min-height: 0; padding: 0; border: 0; box-shadow: none; }
}

/* --------------------------------------------------------------------------
   Cupertino — entre site produit très épuré et interface mobile tactile.
   Aucun asset Apple n'est utilisé : seule l'approche visuelle générale inspire
   l'espacement, les surfaces translucides et les composants arrondis.
   -------------------------------------------------------------------------- */

:root {
    --ink: #1d1d1f;
    --muted: #6e6e73;
    --line: #d2d2d7;
    --surface: rgba(255, 255, 255, .86);
    --surface-soft: #f5f5f7;
    --canvas: #f5f5f7;
    --brand: #0066cc;
    --brand-dark: #004f9e;
    --brand-soft: #eaf4ff;
    --success: #187a3d;
    --danger: #b42318;
    --content-soft: #eaf4ff;
    --content-line: #8abcf2;
    --content-ink: #004f9e;
    --admin-soft: #fff0ef;
    --admin-line: #efb4ae;
    --admin-ink: #8f2017;
    --radius: 26px;
    --shadow: 0 18px 55px rgba(0, 0, 0, .08);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
    color: var(--ink);
    background: var(--canvas);
}

html {
    scroll-behavior: smooth;
    background: #f5f5f7;
}

body {
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at 50% -14rem, rgba(132, 190, 255, .30), transparent 38rem),
        linear-gradient(180deg, #fbfbfd 0, #f5f5f7 44rem, #f5f5f7 100%);
    color: var(--ink);
    font-size: 16px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--brand); }
a:hover { color: var(--brand-dark); }

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid #0066cc;
    outline-offset: 3px;
}

.site-header a:focus-visible,
.site-header button:focus-visible {
    outline-color: #0066cc;
}

.skip-link {
    border: 1px solid rgba(0, 0, 0, .08);
    border-radius: 999px;
    background: rgba(255, 255, 255, .96);
    color: var(--ink);
    box-shadow: 0 10px 30px rgba(0, 0, 0, .12);
}

.site-shell {
    width: min(1240px, calc(100% - 32px));
    margin: 18px auto 28px;
}

.site-header {
    position: sticky;
    z-index: 70;
    top: 12px;
    display: flex;
    min-height: 72px;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 10px 12px 10px 14px;
    border: 1px solid rgba(255, 255, 255, .78);
    border-radius: 24px;
    background: rgba(247, 247, 249, .78);
    color: var(--ink);
    box-shadow: 0 10px 34px rgba(0, 0, 0, .08), inset 0 1px 0 rgba(255, 255, 255, .9);
    backdrop-filter: blur(22px) saturate(180%);
    -webkit-backdrop-filter: blur(22px) saturate(180%);
}

.brand {
    gap: 11px;
    min-width: 0;
    color: var(--ink);
}
.brand:hover { color: var(--ink); }

.brand-mark {
    display: grid;
    flex: 0 0 auto;
    width: 46px;
    height: 46px;
    place-items: center;
    border: 1px solid rgba(0, 0, 0, .06);
    border-radius: 14px;
    background: linear-gradient(145deg, #278cff 0%, #0066cc 58%, #004f9e 100%);
    color: #fff;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -.08em;
    box-shadow: 0 8px 20px rgba(0, 102, 204, .23), inset 0 1px 1px rgba(255, 255, 255, .32);
}
.brand-mark sup { font-size: .58em; }
.brand-copy { min-width: 0; }
.brand-copy strong {
    overflow: hidden;
    color: #1d1d1f;
    font-size: 1.04rem;
    font-weight: 700;
    letter-spacing: -.025em;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.brand-copy small {
    margin-top: .08rem;
    color: #86868b;
    font-size: .72rem;
    font-weight: 500;
}

.site-header-actions {
    flex-wrap: nowrap;
    gap: .38rem;
}
.site-user-name {
    color: #515154;
    font-size: .82rem;
    font-weight: 650;
}
.site-user-name:hover { color: #1d1d1f; }

.site-role-action,
.site-header .site-logout-button,
.nav-toggle {
    min-height: 44px;
    padding: .48rem .85rem;
    border-radius: 999px;
    font-size: .82rem;
    font-weight: 700;
}
.site-role-action.action-content {
    border-color: #8abcf2;
    color: #004f9e;
    background: rgba(234, 244, 255, .92);
}
.site-role-action.action-admin {
    border-color: #efb4ae;
    color: #8f2017;
    background: rgba(255, 240, 239, .94);
}
.site-header .site-logout-button {
    border: 1px solid #d2d2d7;
    color: #1d1d1f;
    background: rgba(255, 255, 255, .72);
}
.site-header .site-logout-button:hover { background: #fff; }
.nav-toggle {
    border: 1px solid #d2d2d7;
    color: #1d1d1f;
    background: rgba(255, 255, 255, .78);
}

.main-navigation {
    width: max-content;
    max-width: calc(100% - 26px);
    margin: 12px auto 0;
    padding: 5px;
    border: 1px solid rgba(210, 210, 215, .78);
    border-radius: 999px;
    background: rgba(255, 255, 255, .70);
    box-shadow: 0 8px 28px rgba(0, 0, 0, .055);
    backdrop-filter: blur(18px) saturate(170%);
    -webkit-backdrop-filter: blur(18px) saturate(170%);
}
.main-navigation > ul {
    flex-wrap: nowrap;
    gap: 2px;
    padding: 0;
    overflow-x: auto;
    scrollbar-width: none;
}
.main-navigation > ul::-webkit-scrollbar { display: none; }
.main-navigation a {
    padding: .56rem .82rem;
    border-radius: 999px;
    color: #3a3a3c;
    font-size: .86rem;
    font-weight: 650;
    white-space: nowrap;
}
.main-navigation a:hover,
.main-navigation a.is-current {
    background: #fff;
    color: #000;
    box-shadow: 0 3px 12px rgba(0, 0, 0, .08);
}
.navigation-link-row { align-items: center; }
.submenu-toggle {
    min-width: 44px;
    min-height: 44px;
    border-radius: 999px;
    color: #6e6e73;
}
.submenu-toggle:hover,
.submenu-toggle:focus-visible,
.has-submenu.is-submenu-open > .navigation-link-row > .submenu-toggle {
    color: #1d1d1f;
    background: #fff;
}
.navigation-submenu {
    top: calc(100% - 1px);
    min-width: 18rem;
    padding: .5rem;
    border: 1px solid rgba(210, 210, 215, .85);
    border-radius: 18px;
    background: rgba(255, 255, 255, .94);
    box-shadow: 0 20px 55px rgba(0, 0, 0, .14);
    backdrop-filter: blur(22px) saturate(170%);
    -webkit-backdrop-filter: blur(22px) saturate(170%);
}
.navigation-submenu a { border-radius: 12px; }
.navigation-submenu a:hover,
.navigation-submenu a.is-current { background: #f2f2f7; }

.page-layout {
    grid-template-columns: minmax(210px, 250px) minmax(0, 1fr);
    gap: 18px;
    padding: 30px 0 0;
}
.page-layout-wide { grid-template-columns: minmax(0, 1fr); }
.sidebar { gap: 12px; }
.side-panel,
.content-card {
    border: 1px solid rgba(210, 210, 215, .72);
    border-radius: 28px;
    background: rgba(255, 255, 255, .86);
    box-shadow: 0 16px 45px rgba(0, 0, 0, .065);
    backdrop-filter: blur(16px) saturate(135%);
    -webkit-backdrop-filter: blur(16px) saturate(135%);
}
.side-panel {
    padding: 16px;
    overflow: hidden;
}
.side-panel > h2 {
    margin: -16px -16px 12px;
    padding: 13px 16px 10px;
    border-bottom: 1px solid #e5e5ea;
    background: rgba(247, 247, 249, .82);
    color: #6e6e73;
    font-size: .72rem;
    letter-spacing: .055em;
    text-transform: uppercase;
}
.side-panel a { color: #1d1d1f; }
.side-panel a:hover { color: #0066cc; }

.content-card {
    min-height: 620px;
    padding: clamp(30px, 6vw, 76px);
}
.content-card > .content-heading:first-child,
.content-card > header:first-child {
    margin-bottom: clamp(2rem, 5vw, 4.5rem);
}
.content-heading .eyebrow,
.eyebrow {
    color: #6e6e73;
    font-size: .76rem;
    font-weight: 700;
    letter-spacing: .07em;
    text-transform: uppercase;
}
.content-heading h1,
.content-card > h1,
.content-card > header h1 {
    max-width: 16ch;
    margin-top: .35rem;
    color: #1d1d1f;
    font-size: clamp(2.6rem, 7vw, 5.8rem);
    font-weight: 720;
    line-height: .98;
    letter-spacing: -.055em;
}
.content-heading p {
    max-width: 48rem;
    color: #6e6e73;
    font-size: clamp(1.05rem, 2vw, 1.28rem);
    line-height: 1.5;
}

.content-card h2 {
    /* margin-top: 0.1em; */
    color: #1d1d1f;
    font-size: clamp(1.55rem, 3vw, 2.25rem);
    letter-spacing: -.035em;
}
.content-card h3 { letter-spacing: -.025em; }
.content-card p,
.content-card li { color: #3a3a3c; }

.button,
button,
input[type="submit"] {
    min-height: 44px;
    border-radius: 999px;
    font-weight: 700;
}
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .62rem 1.05rem;
    border: 1px solid #0066cc;
    background: #0066cc;
    color: #fff;
    text-decoration: none;
}
.button:hover { background: #004f9e; color: #fff; }

input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]),
textarea,
select {
    min-height: 44px;
    border: 1px solid #7a899c;
    border-radius: 14px;
    background: rgba(255, 255, 255, .94);
    color: #1d1d1f;
    box-shadow: inset 0 1px 1px rgba(0, 0, 0, .025);
}
textarea { min-height: 8rem; }
input:focus,
textarea:focus,
select:focus { border-color: #0066cc; }

.login-page-panel {
    max-width: 30rem;
    margin-inline: auto;
    padding: clamp(1.2rem, 4vw, 2rem);
    border: 1px solid rgba(210, 210, 215, .8);
    border-radius: 24px;
    background: #f7f7f9;
}

.module-row,
.download-category-card,
.download-file-card,
.article-card,
.news-item,
.contact-card {
    border-radius: 22px;
    background: #f7f7f9;
}

.content-card table {
    border-radius: 18px;
    overflow: hidden;
    background: #fff;
}

.site-footer {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: .7rem 1.1rem;
    width: fit-content;
    max-width: 100%;
    margin: 22px auto 0;
    padding: .75rem 1rem;
    border: 1px solid rgba(210, 210, 215, .72);
    border-radius: 999px;
    background: rgba(255, 255, 255, .72);
    color: #6e6e73;
    font-size: .78rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, .04);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}
.footer-login-link {
    display: grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border-radius: 999px;
    color: #86868b;
    text-decoration: none;
}
.footer-login-link:hover { background: #fff; color: #1d1d1f; }

@media (max-width: 900px) {
    .site-shell { width: min(100% - 22px, 1240px); }
    .site-header { top: 8px; border-radius: 20px; }
    .brand-copy small { display: none; }
    .site-role-action,
    .site-user-name { display: none; }
    .nav-toggle { display: inline-flex; }
    .main-navigation {
        display: none;
        width: 100%;
        max-width: 100%;
        margin-top: 10px;
        border-radius: 22px;
    }
    .main-navigation.is-open { display: block; }
    .main-navigation > ul {
        display: grid;
        overflow: visible;
        padding: .35rem;
    }
    .main-navigation a { border-radius: 14px; white-space: normal; }
    .navigation-submenu,
    .navigation-submenu .navigation-submenu {
        position: static;
        display: none;
        min-width: 0;
        margin: .2rem 0 .35rem .7rem;
        box-shadow: none;
    }
    .navigation-item:hover > .navigation-submenu,
    .navigation-submenu-item:hover > .navigation-submenu { display: none; }
    .navigation-item:focus-within > .navigation-submenu,
    .navigation-submenu-item:focus-within > .navigation-submenu,
    .has-submenu.is-submenu-open > .navigation-submenu { display: block; }
    .page-layout,
    .page-layout-wide { grid-template-columns: minmax(0, 1fr); padding-top: 18px; }
    .sidebar { grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr)); }
    .content-card { min-height: 0; padding: clamp(24px, 7vw, 48px); border-radius: 24px; }
    .content-heading h1,
    .content-card > h1,
    .content-card > header h1 { font-size: clamp(2.35rem, 12vw, 4.4rem); }
}

@media (max-width: 600px) {
    .site-header { padding: 8px; }
    .brand { gap: 8px; }
    .brand-mark { width: 44px; height: 44px; border-radius: 13px; }
    .brand-copy strong { max-width: 9rem; }
    .site-header .site-logout-button { padding-inline: .72rem; }
    .content-card { padding: 26px 20px 34px; }
    .site-footer { width: 100%; border-radius: 20px; }
}

@media (max-width: 380px) {
    .site-shell { width: calc(100% - 12px); margin-top: 6px; }
    .site-header { gap: .4rem; border-radius: 17px; }
    .brand-copy strong { max-width: 6.8rem; font-size: .92rem; }
    .brand-mark { width: 44px; height: 44px; }
    .site-header .site-logout-button { display: none; }
    .nav-toggle { padding-inline: .65rem; }
    .content-card { padding-inline: 16px; border-radius: 20px; }
    .content-heading h1,
    .content-card > h1,
    .content-card > header h1 { font-size: clamp(2rem, 14vw, 3.2rem); }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        scroll-behavior: auto !important;
        transition-duration: .001ms !important;
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
    }
}

/* Cupertino — menu principal en capsules indépendantes + sous-menus au premier plan */
.main-navigation {
    position: relative;
    z-index: 60;
    width: fit-content;
    max-width: calc(100% - 26px);
    margin: 12px auto 0;
    padding: 0;
    overflow: visible;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}
.main-navigation > ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    padding: 0;
    overflow: visible;
}
.main-navigation > ul > .navigation-item {
    position: relative;
    overflow: visible;
}
.main-navigation > ul > .navigation-item > .navigation-link-row {
    min-height: 44px;
    overflow: visible;
    border: 1px solid rgba(210, 210, 215, .95);
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(255,255,255,.98) 0%, rgba(248,248,250,.96) 52%, rgba(238,238,242,.96) 100%);
    box-shadow: 0 5px 16px rgba(0,0,0,.075), inset 0 1px 0 rgba(255,255,255,1), inset 0 -1px 0 rgba(0,0,0,.025);
}
.main-navigation > ul > .navigation-item:hover > .navigation-link-row,
.main-navigation > ul > .navigation-item:focus-within > .navigation-link-row,
.main-navigation > ul > .navigation-item.is-current > .navigation-link-row,
.main-navigation > ul > .navigation-item > .navigation-link-row:has(> a.is-current) {
    border-color: rgba(174,174,178,.95);
    background: linear-gradient(180deg, #ffffff 0%, #f8f8fa 48%, #e9e9ee 100%);
    box-shadow: 0 7px 20px rgba(0,0,0,.11), inset 0 1px 0 #fff;
}
.main-navigation > ul > .navigation-item > .navigation-link-row > a {
    min-height: 42px;
    display: inline-flex;
    align-items: center;
    padding: .56rem .92rem;
    border-radius: 999px;
    background: transparent;
    box-shadow: none;
}
.main-navigation > ul > .navigation-item > .navigation-link-row > a:hover,
.main-navigation > ul > .navigation-item > .navigation-link-row > a.is-current {
    background: transparent;
    box-shadow: none;
}
.main-navigation > ul > .navigation-item > .navigation-link-row > .submenu-toggle {
    margin: 2px 2px 2px -2px;
    min-width: 40px;
    min-height: 40px;
    border-left: 1px solid rgba(210,210,215,.78);
    border-radius: 0 999px 999px 0;
    background: linear-gradient(180deg, rgba(255,255,255,.76), rgba(239,239,244,.82));
    box-shadow: inset 1px 0 0 rgba(255,255,255,.68);
}
.main-navigation > ul > .navigation-item > .navigation-link-row > .submenu-toggle:hover,
.main-navigation > ul > .navigation-item > .navigation-link-row > .submenu-toggle:focus-visible,
.main-navigation > ul > .has-submenu.is-submenu-open > .navigation-link-row > .submenu-toggle {
    background: linear-gradient(180deg, #ffffff 0%, #ececf1 100%);
}
.main-navigation .navigation-submenu {
    z-index: 200;
    top: calc(100% - 1px);
    min-width: 18rem;
    padding: .55rem;
    overflow: visible;
    border: 1px solid rgba(190,190,195,.96);
    border-radius: 18px;
    background: rgba(255,255,255,.985);
    box-shadow: 0 24px 64px rgba(0,0,0,.22), 0 3px 12px rgba(0,0,0,.08);
    backdrop-filter: blur(26px) saturate(180%);
    -webkit-backdrop-filter: blur(26px) saturate(180%);
}
.main-navigation .navigation-submenu .navigation-submenu {
    top: -.55rem;
    left: calc(100% + 8px);
}
.main-navigation .navigation-submenu .navigation-link-row {
    border-radius: 13px;
}
.main-navigation .navigation-submenu a {
    background: transparent;
}
.main-navigation .navigation-submenu a:hover,
.main-navigation .navigation-submenu a.is-current {
    background: linear-gradient(180deg, #f7f7fa 0%, #ececf1 100%);
}

/* Relief léger façon iOS pour les principaux boutons */
.button,
button,
input[type="submit"],
input[type="button"] {
    box-shadow: 0 3px 8px rgba(0,0,0,.09), inset 0 1px 0 rgba(255,255,255,.32), inset 0 -1px 0 rgba(0,0,0,.055);
}
.button {
    background: linear-gradient(180deg, #1684f8 0%, #0874e3 52%, #0066cc 100%);
}
.button:hover {
    background: linear-gradient(180deg, #0878e8 0%, #0069d3 55%, #0056ad 100%);
}
.site-role-action.action-content {
    background: linear-gradient(180deg, #f5faff 0%, #e7f3ff 55%, #dbeeff 100%);
}
.site-role-action.action-admin {
    background: linear-gradient(180deg, #fff8f7 0%, #ffefed 55%, #ffe4e1 100%);
}
.site-header .site-logout-button,
.nav-toggle {
    background: linear-gradient(180deg, rgba(255,255,255,.98) 0%, rgba(244,244,247,.94) 100%);
}

@media (max-width: 900px) {
    .main-navigation {
        z-index: 60;
        width: 100%;
        max-width: 100%;
        padding: 8px;
        border: 1px solid rgba(210,210,215,.82);
        border-radius: 22px;
        background: rgba(255,255,255,.96);
        box-shadow: 0 16px 40px rgba(0,0,0,.12);
        backdrop-filter: blur(20px) saturate(165%);
        -webkit-backdrop-filter: blur(20px) saturate(165%);
    }
    .main-navigation > ul {
        display: grid;
        gap: 7px;
        padding: 0;
    }
    .main-navigation > ul > .navigation-item > .navigation-link-row {
        width: 100%;
        border-radius: 16px;
    }
    .main-navigation > ul > .navigation-item > .navigation-link-row > a {
        border-radius: 16px;
    }
    .main-navigation > ul > .navigation-item > .navigation-link-row > .submenu-toggle {
        border-radius: 0 14px 14px 0;
    }
    .main-navigation .navigation-submenu,
    .main-navigation .navigation-submenu .navigation-submenu {
        position: static;
        min-width: 0;
        margin: 7px 0 4px 14px;
        border-radius: 15px;
        background: #fff;
        box-shadow: 0 8px 20px rgba(0,0,0,.08);
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }
}


/* Cupertino — séparation nette du header et relief renforcé */
.site-header {
    border-radius: var(--radius);
    box-shadow: 0 12px 30px rgba(23, 92, 211, .14);
}

.main-navigation {
    margin-top: 30px;
}

.main-navigation > ul > .navigation-item > .navigation-link-row {
    border-color: rgba(186, 194, 207, .98);
    background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 24%, #e9eef6 62%, #d8e0eb 100%);
    box-shadow: 0 7px 18px rgba(15, 34, 58, .12), inset 0 1px 0 #fff, inset 0 -1px 0 rgba(52, 64, 84, .11);
}
.main-navigation > ul > .navigation-item:hover > .navigation-link-row,
.main-navigation > ul > .navigation-item:focus-within > .navigation-link-row,
.main-navigation > ul > .navigation-item.is-current > .navigation-link-row,
.main-navigation > ul > .navigation-item > .navigation-link-row:has(> a.is-current) {
    border-color: rgba(141, 154, 174, .98);
    background: linear-gradient(180deg, #ffffff 0%, #f1f5fa 22%, #dfe7f2 60%, #cbd6e5 100%);
    box-shadow: 0 9px 22px rgba(15, 34, 58, .17), inset 0 1px 0 #fff, inset 0 -1px 0 rgba(52, 64, 84, .15);
}
.main-navigation > ul > .navigation-item > .navigation-link-row > .submenu-toggle {
    border-left-color: rgba(174, 184, 199, .95);
    background: linear-gradient(180deg, #ffffff 0%, #eef2f7 48%, #d9e1eb 100%);
}
.main-navigation > ul > .navigation-item > .navigation-link-row > .submenu-toggle:hover,
.main-navigation > ul > .navigation-item > .navigation-link-row > .submenu-toggle:focus-visible,
.main-navigation > ul > .has-submenu.is-submenu-open > .navigation-link-row > .submenu-toggle {
    background: linear-gradient(180deg, #ffffff 0%, #e7edf5 46%, #cbd6e5 100%);
}

.button {
    background: linear-gradient(180deg, #55b6ff 0%, #1687f5 42%, #0071e3 68%, #0058b4 100%);
    box-shadow: 0 5px 12px rgba(0, 113, 227, .26), inset 0 1px 0 rgba(255,255,255,.55), inset 0 -1px 0 rgba(0,48,103,.28);
}
.button:hover {
    background: linear-gradient(180deg, #3aaaff 0%, #0878e8 42%, #0067cf 68%, #004f9f 100%);
}
.site-role-action.action-content {
    background: linear-gradient(180deg, #ffffff 0%, #eef7ff 36%, #d8ecff 70%, #c4e1ff 100%);
    box-shadow: 0 4px 10px rgba(23, 92, 211, .12), inset 0 1px 0 #fff, inset 0 -1px 0 rgba(23, 92, 211, .10);
}
.site-role-action.action-admin {
    background: linear-gradient(180deg, #ffffff 0%, #fff1ef 36%, #ffdcd8 70%, #ffc9c2 100%);
    box-shadow: 0 4px 10px rgba(180, 35, 24, .11), inset 0 1px 0 #fff, inset 0 -1px 0 rgba(180, 35, 24, .10);
}
.site-header .site-logout-button,
.nav-toggle {
    background: linear-gradient(180deg, #ffffff 0%, #f3f5f8 42%, #dfe5ec 100%);
    box-shadow: 0 4px 10px rgba(0,0,0,.10), inset 0 1px 0 #fff, inset 0 -1px 0 rgba(0,0,0,.08);
}

@media (max-width: 900px) {
    .main-navigation {
        margin-top: 18px;
    }
}

/* Univers Guitare — variante photographique de Cupertino */
.theme-univers-guitare {
    --brand: #9a5a2c;
    --brand-dark: #6e3819;
    background:
        radial-gradient(circle at 18% 0, rgba(196, 145, 92, .16), transparent 34rem),
        #f3f0eb;
}

.theme-univers-guitare .site-header {
    min-height: 138px;
    overflow: hidden;
    padding: 18px 20px;
    border-color: rgba(255, 255, 255, .46);
    background-image:
        linear-gradient(90deg, rgba(6, 12, 16, .86) 0%, rgba(6, 12, 16, .58) 45%, rgba(6, 12, 16, .30) 100%),
        url("assets/guitar-fretboard-header.png");
    background-position: center 54%;
    background-size: cover;
    color: #fff;
    box-shadow: 0 16px 38px rgba(31, 20, 12, .25), inset 0 1px 0 rgba(255, 255, 255, .28);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.theme-univers-guitare .brand,
.theme-univers-guitare .brand:hover,
.theme-univers-guitare .brand-copy strong {
    color: #fff;
}

.theme-univers-guitare .brand-copy strong {
    text-shadow: 0 2px 12px rgba(0, 0, 0, .75);
}

.theme-univers-guitare .brand-copy small,
.theme-univers-guitare .site-user-name,
.theme-univers-guitare .site-user-name:hover {
    color: rgba(255, 255, 255, .84);
}

.theme-univers-guitare .brand-mark {
    border-color: rgba(255, 255, 255, .26);
    background: linear-gradient(145deg, #c98a50 0%, #8e4c24 58%, #5a2b16 100%);
    box-shadow: 0 9px 24px rgba(0, 0, 0, .34), inset 0 1px 1px rgba(255, 255, 255, .35);
}

.theme-univers-guitare .site-header .site-logout-button,
.theme-univers-guitare .nav-toggle {
    border-color: rgba(255, 255, 255, .42);
    background: rgba(10, 13, 15, .58);
    color: #fff;
    box-shadow: 0 5px 16px rgba(0, 0, 0, .28), inset 0 1px 0 rgba(255, 255, 255, .18);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.theme-univers-guitare .site-header .site-logout-button:hover,
.theme-univers-guitare .nav-toggle:hover {
    background: rgba(255, 255, 255, .20);
}

.theme-univers-guitare .site-header a:focus-visible,
.theme-univers-guitare .site-header button:focus-visible {
    outline-color: #fff;
}

.theme-univers-guitare .main-navigation > ul > .navigation-item:hover > .navigation-link-row,
.theme-univers-guitare .main-navigation > ul > .navigation-item:focus-within > .navigation-link-row,
.theme-univers-guitare .main-navigation > ul > .navigation-item.is-current > .navigation-link-row,
.theme-univers-guitare .main-navigation > ul > .navigation-item > .navigation-link-row:has(> a.is-current) {
    border-color: rgba(150, 102, 61, .72);
    background: linear-gradient(180deg, #fff 0%, #f5eee7 24%, #e8d8c8 65%, #d8c0a8 100%);
}

@media (max-width: 900px) {
    .theme-univers-guitare .site-header {
        min-height: 112px;
        background-position: 58% center;
    }
}

@media (max-width: 600px) {
    .theme-univers-guitare .site-header {
        min-height: 96px;
        padding: 12px;
        background-position: 62% center;
    }
}

/* Header photographique plus haut */
.theme-univers-guitare .main-navigation {
    top: 162px;
}

@media (max-width: 900px) {
    .main-navigation {
        top: 88px;
    }

    .theme-univers-guitare .main-navigation {
        top: 128px;
    }
}

@media (max-width: 600px) {
    .theme-univers-guitare .main-navigation {
        top: 112px;
    }
}

@media screen {
    html,
    body {
        height: 100%;
        overflow: hidden;
    }

    body {
        min-height: 0;
    }

    /* Header, menu, contenu et footer ont chacun leur rangée. */
    .site-shell {
        height: calc(100vh - 16px);
        height: calc(100dvh - 16px);
        margin: 8px auto;
        display: grid;
        grid-template-rows: auto auto minmax(0, 1fr);
        row-gap: 8px;
    }

    .site-shell > .site-header {
        grid-row: 1;
        position: relative;
        top: auto;
    }

    .site-shell > .main-navigation {
        grid-row: 2;
        position: relative;
        top: auto;
        margin: 0 auto;
        z-index: 65;
    }

    .site-shell > .page-layout {
        grid-row: 3;
        min-height: 0;
        padding: 0;
        grid-template-rows: minmax(0, 1fr);
        align-items: stretch;
        overflow: hidden;
    }

    /* Seuls les panneaux centraux défilent. */
    .content-card,
    .sidebar {
        min-height: 0;
        overflow-y: auto;
        overscroll-behavior-y: contain;
    }

    .content-card {
        padding: 24px;
    }

    .content-card > .site-footer {
    margin: 24px auto 0;
}
}

/* Adaptation du menu et des panneaux aux petits écrans. */
@media screen and (max-width: 900px) {
    .site-shell > .main-navigation {
        max-height: 30dvh;
        overflow-y: auto;
    }

    .site-shell > .page-layout {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .content-card {
        order: -1;
        flex: 1 1 0;
        padding: 16px;
    }

    .sidebar {
        flex: 0 1 auto;
        max-height: 20dvh;
    }
}