/* DGPh brand-aligned styles: Metropolis, Ink tonal ramp, Cyanotype accent */
@import url("https://cdn.jsdelivr.net/npm/@fontsource/metropolis@5.0.0/400.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/metropolis@5.0.0/500.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/metropolis@5.0.0/600.css");
@import url("https://cdn.jsdelivr.net/npm/@fontsource/metropolis@5.0.0/700.css");

:root{
  --paper:#FFFFFF;           /* Paper · Zone X */
  --ink-100:#ECEBE7;         /* Warm Off-White, Papierton */
  --ink-200:#DCDCDC;         /* Trennlinien, helle Flächen */
  --ink-300:#B5B5B5;
  --ink-500:#686868;         /* Sekundärtext */
  --ink-600:#545454;         /* UI-Linien, dunkel */
  --ink-700:#2B2B2B;
  --ink-900:#0A0A0A;         /* Fließtext (statt reinem Schwarz) */
  --ink-1000:#000000;        /* Logo positiv, max. Kontrast */

  --bg:var(--paper);
  --fg:var(--ink-900);
  --muted:var(--ink-500);

  --accent:#3E6E8C;          /* Cyanotypie-Blau · Signale, Links */
  --accent-dark:#27485C;     /* Hover, Tiefe */
  --accent-tint:#E3E8EC;     /* Hintergrund */

  --orange:#FF6700;          /* Sekundärakzent · nur digital, Sub-Header VERSALIEN */

  --border:var(--ink-200);
  --font: "Metropolis", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:var(--bg);color:var(--fg);font-family:var(--font);font-weight:400;-webkit-font-smoothing:antialiased}
body{display:flex;flex-direction:column;min-height:100vh;overflow:hidden}


/* Top progress bar */
.progress{
  position:fixed;top:0;left:0;height:2px;width:0%;
  background:var(--accent);z-index:100;pointer-events:none;
}

/* Top bar */
.topbar{
  display:flex;justify-content:space-between;align-items:center;
  padding:22px 32px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--fg);
}
.brand{font-weight:600;letter-spacing:.1em}
.topbar-right{display:flex;align-items:center;gap:14px}
.counter{font-variant-numeric:tabular-nums;color:var(--muted)}
.info-btn{
  background:transparent;border:1px solid var(--border);color:var(--fg);
  width:26px;height:26px;border-radius:50%;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;padding:0;
}
.info-btn:hover{background:var(--ink-100)}

/* Modal — Paper-Fläche mit Cyanotype-Akzent für Links & aktive States.
   Sub-Header nutzen den Orange-Sekundärakzent (digital, VERSALIEN).
   Regel: Orange und Cyanotype nie auf derselben Fläche kombinieren →
   Sprachschalter-Aktivstate im Modal daher Ink 900 statt Cyanotype. */
.modal-overlay{
  position:fixed;inset:0;background:rgba(10,10,10,.55);
  display:flex;align-items:center;justify-content:center;
  z-index:200;padding:24px;
}
.modal-overlay[hidden]{display:none}
.modal{
  background:var(--paper);color:var(--fg);max-width:640px;width:100%;
  max-height:85vh;overflow-y:auto;
  border:1px solid var(--ink-200);border-radius:2px;
  padding:40px 44px;position:relative;
  font-size:14px;line-height:1.6;font-weight:400;
}
.modal h2{
  font-size:22px;font-weight:600;margin:0 0 18px;
  letter-spacing:-0.005em;text-transform:none;color:var(--ink-900);
}
.modal h3{
  font-size:11px;font-weight:500;margin:24px 0 8px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--orange);
}
.modal p{white-space:pre-line;color:var(--ink-900);font-weight:400}
.modal a{color:var(--ink-900);text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}
.modal a:hover{color:var(--ink-500)}
.modal-close{
  position:absolute;top:12px;right:16px;background:none;border:none;
  font-size:24px;line-height:1;cursor:pointer;color:var(--ink-500);
  font-family:inherit;
}
.modal-close:hover{color:var(--ink-900)}
.lang-switcher{display:flex;gap:4px;margin-bottom:22px}
.lang-switcher button{
  background:transparent;border:1px solid var(--ink-200);
  padding:5px 10px;font-size:11px;cursor:pointer;border-radius:2px;
  letter-spacing:.12em;color:var(--ink-500);font-family:inherit;font-weight:500;
  text-transform:uppercase;
}
.lang-switcher button:hover{color:var(--ink-900);border-color:var(--ink-600)}
.lang-switcher button.active{background:var(--ink-900);color:var(--paper);border-color:var(--ink-900)}


/* Main layout */
.layout{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:0 32px;min-height:0;
}

/* Stage */
.stage{
  position:relative;width:100%;flex:1;min-height:0;
  display:flex;align-items:center;justify-content:center;
}
.slide{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  opacity:0;transition:opacity 800ms ease;pointer-events:none;
}
.slide.active{opacity:1}
.slide img{
  max-width:100%;max-height:100%;width:auto;height:auto;
  object-fit:contain;display:block;
}

/* Caption — reine Paper-Fläche, kein Akzent (Ink-Rampe pur) */
.caption{
  width:100%;padding:24px 0 40px;text-align:left;
  opacity:0;transition:opacity 400ms ease;
}
.caption.visible{opacity:1}
.title{font-size:22px;font-weight:600;letter-spacing:-0.005em;color:var(--ink-900)}
.name{font-size:14px;font-weight:500;margin-top:6px;color:var(--ink-700);letter-spacing:.02em}
.meta{font-size:12px;font-weight:400;margin-top:8px;color:var(--ink-500);letter-spacing:.04em;text-transform:uppercase}
.meta .sep{margin:0 8px;opacity:.5}

/* Controls */
.controls{
  position:fixed;bottom:20px;left:50%;transform:translateX(-50%);
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border:1px solid var(--border);border-radius:999px;
  padding:8px 14px;font-size:12px;color:var(--fg);
  box-shadow:0 4px 20px rgba(10,10,10,.06);
  z-index:50;
  opacity:0;transition:opacity 300ms ease;
}
body.show-controls .controls{opacity:1}
.controls label{color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-size:11px}
.controls select{
  border:none;background:transparent;font:inherit;color:var(--fg);cursor:pointer;
  padding:2px 4px;outline:none;
}
.controls button{
  background:transparent;border:none;color:var(--fg);cursor:pointer;
  width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
}
.controls button:hover{background:var(--ink-100)}

/* Status / spinner */
.status{
  position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);
  display:flex;flex-direction:column;align-items:center;gap:12px;
  color:var(--muted);font-size:13px;
}
.status.hidden{display:none}
.spinner{
  width:24px;height:24px;border:2px solid var(--border);border-top-color:var(--fg);
  border-radius:50%;animation:spin 1s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* Fullscreen — Ink 900/1000 Fläche, keine Akzentfarben */
:fullscreen{background:var(--ink-1000)}
:fullscreen{--bg:var(--ink-1000);--fg:var(--ink-100);--muted:var(--ink-300);--border:var(--ink-700)}
:fullscreen .topbar,
:fullscreen .caption,
:fullscreen .title{color:var(--ink-100)}
:fullscreen .name{color:var(--ink-200)}
:fullscreen .counter,
:fullscreen .meta{color:var(--ink-300)}
:fullscreen .controls{background:rgba(10,10,10,.6);color:var(--ink-100)}
:fullscreen .controls button:hover{background:var(--ink-700)}

/* Mobile */
@media (max-width:640px){
  .topbar{padding:14px 18px;font-size:11px}
  .layout{padding:0 18px}
  .title{font-size:18px}
  .name{font-size:14px}
  .meta{font-size:12px}
}

/* DGPh logo bottom-right */
.dgph-logo{
  position:fixed;bottom:18px;right:22px;
  width:52px;height:auto;opacity:.85;
  z-index:40;pointer-events:none;
  user-select:none;
}
:fullscreen .dgph-logo{filter:invert(1);opacity:.75}
@media (max-width:640px){
  .dgph-logo{width:38px;bottom:12px;right:14px}
}