/* SGMG – clean responsive design */
:root{--bg:#f4f6f8;--surface:#fff;--text:#17212b;--muted:#647282;--line:#dbe2e8;--blue:#176fc1;--blue-hover:#105ba1;--shadow:0 10px 32px rgba(20,38,55,.07)}
*{box-sizing:border-box}
html{min-height:100%;background:var(--bg)}
body{margin:0;min-height:100vh;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.6}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(1180px,100%);margin:0 auto;padding:28px 24px 48px}
.site-header{width:100%;min-height:72px;padding:14px max(24px,calc((100vw - 1180px)/2));display:flex;align-items:center;gap:30px;background:#fff;border-bottom:1px solid var(--line)}
.brand{font-size:20px;font-weight:700;letter-spacing:-.03em;color:var(--text);white-space:nowrap}
.brand-mark,.brand small{display:none}
.main-nav{display:flex;align-items:center;gap:24px;flex:1}
.main-nav a{font-size:14px;font-weight:600;color:#455464}
.main-nav a:hover{color:var(--blue);text-decoration:none}
.header-right{display:flex;align-items:center;gap:14px}
.user-chip{padding:6px 10px;background:#edf3f8;color:#385b7b;border-radius:6px;font-size:12px;font-weight:700}
.inline-form{display:inline-flex;margin:0}
.logout-link{border:0;background:transparent;color:#455464;font:inherit;font-size:13px;cursor:pointer}
.logout-link:hover{color:var(--blue)}
.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.login-panel{width:min(100%,520px);padding:38px 40px 40px;background:#fff;border:1px solid #e0e5ea;border-radius:12px;box-shadow:var(--shadow)}
.login-form{display:grid;gap:24px;margin:0}
.field{display:grid;gap:8px}
.field label{font-size:16px;font-weight:600;color:#1d2935}
.field input{width:100%;height:54px;padding:0 15px;border:1px solid #cbd4dd;border-radius:7px;background:#fff;color:var(--text);font:inherit;outline:none}
.field input::placeholder{color:#8994a0}
.field input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #176fc11c}
.login-button{height:54px;margin-top:2px;border:0;border-radius:7px;background:var(--blue);color:#fff;font:inherit;font-size:16px;font-weight:700;cursor:pointer}
.login-button:hover{background:var(--blue-hover)}
.login-error,.alert{padding:11px 13px;border:1px solid #f1c6c3;border-radius:7px;background:#fff0ef;color:#9b2924;font-size:14px}
.success{padding:11px 13px;border:1px solid #cbe7d0;border-radius:7px;background:#eef8ef;color:#28623b;font-size:14px}
.hero{display:grid;grid-template-columns:1fr;align-items:center;margin:20px 0 24px;padding:44px;border:1px solid #e0e5ea;border-radius:16px;background:#fff;box-shadow:var(--shadow)}
.hero-copy{max-width:780px}
.eyebrow{margin:0 0 10px;color:var(--blue);font-size:11px;font-weight:700;letter-spacing:.13em}
.hero h1,.page-heading h1{margin:0 0 14px;font-size:clamp(32px,4vw,46px);line-height:1.15;letter-spacing:-.035em;font-weight:750}
.lead{max-width:720px;color:var(--muted);font-size:17px;line-height:1.7}
.welcome{color:var(--muted);font-size:13px}
.hero-art{display:none}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.button{display:inline-flex;align-items:center;justify-content:center;padding:11px 16px;border:1px solid transparent;border-radius:7px;font:inherit;font-size:14px;font-weight:700;cursor:pointer}
.button-primary{background:var(--blue);color:#fff}
.button-primary:hover{background:var(--blue-hover);text-decoration:none}
.button-light{background:#fff;border-color:var(--line);color:var(--text)}
.welcome-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:22px 0}
.feature-card{display:block;min-width:0;padding:24px;background:#fff;border:1px solid #e0e5ea;border-radius:12px;color:var(--text);transition:box-shadow .15s,transform .15s}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);text-decoration:none}
.feature-icon{display:none}
.feature-card h2,.video-card h2,.admin-panel h2{margin:0 0 10px;color:var(--text);font-size:21px;font-weight:700;letter-spacing:-.02em;text-decoration:none}
.feature-card p{min-height:58px;margin:0 0 16px;color:var(--muted);font-size:14px}
.text-link{color:var(--blue);font-size:13px;font-weight:700}
.note-card{background:#fff}
.privacy-note{margin:20px 0;padding:15px 18px;border:1px solid #dce5ed;border-radius:9px;background:#f9fbfd;color:#526273;font-size:13px}
.privacy-note p{margin:0}
.privacy-note>span{display:none}
.page-heading{margin:20px 0 26px}
.page-heading h1{font-size:38px}
.page-heading>p:last-child{color:var(--muted)}
.empty-state{padding:48px 24px;border:1px dashed #ccd5dd;border-radius:12px;background:#fff;text-align:center}
.empty-icon{display:none}
.empty-state h2{margin:0 0 10px;font-size:23px}
.empty-state p{max-width:620px;margin:auto;color:var(--muted);font-size:14px}
.photo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.photo-tile{display:block;overflow:hidden;background:#fff;border:1px solid #e0e5ea;border-radius:10px;color:var(--text)}
.photo-tile:hover{text-decoration:none}
.photo-tile img{display:block;width:100%;height:240px;object-fit:cover;background:#e8edf1}
.photo-tile span{display:block;padding:12px 14px;color:var(--text);font-size:13px;font-weight:600;overflow-wrap:anywhere}
.video-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.video-card{min-width:0;padding:12px;background:#fff;border:1px solid #e0e5ea;border-radius:10px}
.video-card video{display:block;width:100%;aspect-ratio:16/9;background:#151a20;border-radius:7px}
.video-card h2{margin:13px 3px 5px;font-size:17px;overflow-wrap:anywhere}
.admin-panel{margin:20px 0;padding:24px;border:1px solid #e0e5ea;border-radius:12px;background:#fff}
.admin-panel h2{margin:0 0 18px}
.form{display:grid;gap:10px;margin-top:20px}
.form label{font-size:13px;font-weight:650;color:#344252}
.form input,.form select,.reset-form input{width:100%;min-height:44px;padding:10px 12px;border:1px solid #cbd4dd;border-radius:7px;background:#fff;color:var(--text);font:inherit}
.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:end}
.form-grid>div{display:grid;gap:8px}
.form-end{align-self:end}
.table-scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:12px 10px;border-bottom:1px solid #e9edf0;vertical-align:top}
th{color:#657382;font-size:11px;text-transform:uppercase;letter-spacing:.06em}
.status{display:inline-block;border-radius:20px;padding:4px 8px;font-size:11px;font-weight:700}
.status-on{background:#e8f6eb;color:#28623b}
.status-off{background:#fff0ef;color:#9b2924}
.actions{min-width:240px}
.actions form{margin-bottom:7px}
.reset-form{display:flex;gap:6px;align-items:center}
.reset-form input{min-width:130px;min-height:34px;font-size:12px}
.button-small{padding:7px 10px;font-size:12px}
.site-footer{display:none}
code{padding:2px 5px;border-radius:4px;background:#eef1f4;overflow-wrap:anywhere}
@media(max-width:820px){.site-header{flex-wrap:wrap;gap:14px;padding:15px 20px}.main-nav{order:3;flex-basis:100%;gap:18px;overflow-x:auto}.header-right{margin-left:auto}.hero{padding:30px}.welcome-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.photo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.container{padding:0 14px 28px}.login-panel{padding:27px 22px}.login-screen{padding:18px 14px}.site-header{padding:14px}.main-nav{gap:15px}.main-nav a{white-space:nowrap;font-size:13px}.welcome-grid,.photo-grid,.video-grid,.form-grid{grid-template-columns:1fr}.photo-tile img{height:250px}.page-heading h1{font-size:32px}.admin-panel{padding:16px}.reset-form{flex-wrap:wrap}}
/* Diashow-Ergänzung zur bestehenden Website */
.photo-tile.slideshow-open {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  background: var(--surface, #fff);
}
.photo-tile.slideshow-open img {
  display: block;
  width: 100%;
}
.photo-tile.slideshow-open:focus-visible,
.slideshow button:focus-visible {
  outline: 3px solid #3977d5;
  outline-offset: 3px;
}
.slideshow[hidden] { display: none !important; }
.slideshow {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  padding: 20px;
}
.slideshow-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 16, 24, .92);
}
.slideshow-dialog {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 52px;
  grid-template-rows: minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  width: min(1200px, 100%);
  height: min(90vh, 900px);
  color: #fff;
}
.slideshow-figure {
  grid-column: 2;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 0;
  margin: 0;
  height: 100%;
}
.slideshow-figure img {
  display: block;
  max-width: 100%;
  max-height: calc(90vh - 100px);
  width: auto;
  height: auto;
  object-fit: contain;
}
.slideshow-figure figcaption {
  max-width: 100%;
  padding-top: 10px;
  text-align: center;
  overflow-wrap: anywhere;
}
.slideshow-nav,
.slideshow-close {
  border: 0;
  border-radius: 999px;
  color: #fff;
  background: rgba(255,255,255,.16);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.slideshow-nav {
  grid-row: 1;
  width: 48px;
  height: 58px;
  font-size: 42px;
  line-height: 1;
}
.slideshow-prev { grid-column: 1; }
.slideshow-next { grid-column: 3; }
.slideshow-close {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 2;
  width: 44px;
  height: 44px;
  font-size: 32px;
  line-height: 1;
}
.slideshow-footer {
  grid-column: 1 / -1;
  grid-row: 2;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: rgba(255,255,255,.8);
  font-size: 14px;
}
body.slideshow-active { overflow: hidden; }
@media (max-width: 600px) {
  .slideshow { padding: 10px; }
  .slideshow-dialog {
    grid-template-columns: 36px minmax(0, 1fr) 36px;
    gap: 5px;
    height: 88vh;
  }
  .slideshow-nav { width: 34px; height: 46px; font-size: 32px; }
  .slideshow-figure img { max-height: calc(88vh - 110px); }
  .slideshow-close { top: 2px; right: 2px; }
  .slideshow-footer { font-size: 12px; }
  .slideshow-hint { display: none; }
}