/* Shared homepage-style header and mobile navigation for course maps. */
.top{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.top-in{width:100%;max-width:none;min-height:74px;margin:0;padding:0 clamp(18px,3vw,42px);display:flex;align-items:center;justify-content:space-between;gap:18px;direction:ltr}
.top .brand{display:flex;flex-direction:row;direction:ltr;align-items:center;gap:11px;font-weight:900;font-size:19px;color:var(--teal)}
.top .brand-copy{display:flex;flex-direction:column;align-items:flex-start;direction:ltr;text-align:left;line-height:1.2}
.top .brand-copy strong{display:block;font-size:inherit;font-weight:900}
.top .brand-copy small{display:block;margin-top:2px;color:var(--muted);font-size:11px;font-weight:700;line-height:1.2;white-space:nowrap}
.top .brandmark{width:42px;height:42px;border-radius:15px;display:grid;place-items:center;box-shadow:0 8px 18px #087f8230}
.top .brandmark.german-flag,.drawer-brand .brandmark.german-flag{background:linear-gradient(to bottom,#000 0 33.333%,#dd0000 33.333% 66.666%,#ffce00 66.666% 100%)!important;color:transparent!important;font-size:0!important}
.top .nav{display:flex;align-items:center;gap:8px;color:#536c74;font-size:13px;direction:rtl}
.top .nav a{min-height:44px;display:inline-flex;align-items:center;padding:9px 12px;border-radius:10px;color:inherit;text-decoration:none}
.top .nav a:hover,.top .nav a:focus-visible{background:var(--mint);color:var(--teal);outline:none}
.top .nav a[aria-current="page"]{background:var(--mint);color:var(--teal)}
.menu-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--deep);cursor:pointer;box-shadow:0 5px 16px #174b5210}
.menu-toggle svg{width:21px;height:21px;stroke:currentColor;stroke-width:1.9;fill:none;stroke-linecap:round}
.mobile-nav-backdrop{position:fixed;inset:0;z-index:39;background:rgba(10,34,41,.46);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .24s,visibility .24s}
.mobile-nav-backdrop.is-open{opacity:1;visibility:visible}
.mobile-drawer{display:none;position:fixed;z-index:40;inset-block:0;inset-inline-end:0;width:min(88vw,370px);height:100dvh;margin:0;padding:0;border:0;border-radius:0;background:#f8fbfb;color:var(--ink);box-shadow:-18px 0 55px #0c30372e;transform:translateX(calc(100% + 72px));visibility:hidden;pointer-events:none;transition:transform .28s cubic-bezier(.2,.75,.2,1),visibility 0s linear .28s;overflow:auto;overscroll-behavior:contain}
.mobile-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto;transition:transform .28s cubic-bezier(.2,.75,.2,1),visibility 0s}
.drawer-head{display:flex;flex-direction:row-reverse;align-items:center;justify-content:space-between;gap:12px;padding:22px 20px 18px;background:linear-gradient(120deg,#064e54,#087f82);color:#fff;border-bottom:3px solid var(--gold)}
.drawer-brand{display:flex;align-items:center;gap:11px;direction:ltr;text-align:left;color:#fff;text-decoration:none}
.drawer-brand .brandmark{display:grid;place-items:center;width:42px;height:42px;border:0;border-radius:15px;background:#ffffff1c;box-shadow:0 8px 18px #087f8230}
.drawer-brand strong{display:block;font-size:16px;line-height:1.3}.drawer-brand small{display:block;margin-top:3px;color:#d3eeeb;font-size:11px}
.drawer-close{display:grid;place-items:center;flex:none;width:40px;height:40px;border:1px solid #ffffff55;border-radius:13px;background:#ffffff15;color:#fff;font-size:23px;cursor:pointer}
.drawer-intro{padding:20px 20px 12px}.drawer-kicker{color:var(--teal);font-size:11px;font-weight:800}.drawer-intro h2{margin:5px 0 3px;font-size:19px}.drawer-intro p{margin:0;color:var(--muted);font-size:12px}
.drawer-links{display:grid;gap:9px;padding:8px 14px 22px}
.drawer-link{display:flex;align-items:center;gap:12px;min-height:58px;padding:9px 12px;border:1px solid var(--line);border-radius:16px;background:#fff;color:var(--ink);text-decoration:none;transition:border-color .18s,transform .18s,background .18s}
.drawer-link:hover,.drawer-link:focus-visible{border-color:#8bcac2;background:#f0faf8;transform:translateY(-1px);outline:none}
.drawer-link[aria-current="page"]{border-color:var(--teal);background:var(--mint)}
.drawer-link-mark{display:grid;place-items:center;flex:none;width:38px;height:38px;border-radius:12px;background:var(--mint);color:var(--teal);font-size:13px;font-weight:900;direction:ltr}
.drawer-link-copy{flex:1}.drawer-link-copy strong{display:block;font-size:13px}.drawer-link-copy small{display:block;margin-top:2px;color:var(--muted);font-size:10px}.drawer-arrow{color:#759097;font-size:19px}
.drawer-divider{height:1px;margin:0 20px;background:var(--line)}
.drawer-secondary{display:grid;gap:4px;padding:14px 14px 20px}.drawer-secondary a{min-height:44px;display:flex;align-items:center;padding:11px 12px;border-radius:12px;color:#47636b;font-size:13px;font-weight:700;text-decoration:none}.drawer-secondary a:hover,.drawer-secondary a:focus-visible{background:var(--mint);color:var(--teal);outline:none}
.drawer-foot{margin:0 14px 16px;padding:12px 14px;border-radius:14px;background:#eaf5f4;color:#547079;font-size:11px}
@media(min-width:701px) and (max-width:999px){.top-in .nav{gap:1px;font-size:11px}.top-in .nav a{padding-inline:5px}.top-in .brand{gap:7px;font-size:15px}.top-in .brandmark{width:36px;height:36px}}
@media(min-width:1000px){.top-in{position:relative}.top .nav{position:absolute;left:50%;transform:translateX(-50%);white-space:nowrap}}
@media(max-width:700px){.top-in{min-height:66px;padding-block:8px;direction:rtl}.top .brand{font-size:17px;order:2}.top .brand-copy small{font-size:10px}.top .brandmark{width:42px;height:42px}.menu-toggle{display:inline-flex;order:1}.top .nav{display:none}.mobile-drawer{display:block}}
@media(prefers-reduced-motion:reduce){.mobile-drawer,.mobile-nav-backdrop,.drawer-link{transition:none}}