/* Vlastní stoeurovka – jednoduchý tmavý layout, ať bankovka vynikne */

:root {
  --bg: #14231c;
  --card: #1d3329;
  --accent: #4caf6d;
  --accent-dark: #35854f;
  --text: #eef5ee;
  --muted: #9fb8a6;
}

* { box-sizing: border-box; }

body {
  position: relative;
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(circle at 50% 0%, #1e3527, var(--bg) 70%);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
}

.lang-switch {
  position: absolute;
  top: 14px;
  right: 16px;
  display: flex;
  gap: 4px;
}
.lang-switch button {
  border: 1px solid rgba(255,255,255,0.25);
  background: transparent;
  color: var(--muted);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.lang-switch button:hover { color: var(--text); }
.lang-switch button.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

header { text-align: center; margin-bottom: 20px; }
h1 { margin: 0 0 8px; font-size: clamp(1.4rem, 4vw, 2.2rem); }
.tagline { margin: 0; color: var(--muted); font-size: 0.95rem; }

main {
  width: 100%;
  max-width: 1000px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.note-wrap {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

#note {
  display: block;
  width: 100%;
  height: auto;
  cursor: grab;
  touch-action: none; /* posouvání fotky prstem místo scrollu stránky */
}
#note:active { cursor: grabbing; }

.hint[hidden] { display: none; }

.hint {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
  color: rgba(0,0,0,0.55);
  background: rgba(255,255,255,0.25);
  pointer-events: none;
}

.controls {
  background: var(--card);
  border-radius: 12px;
  padding: 18px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.control-group { display: flex; flex-direction: column; gap: 10px; }

.upload-btn {
  display: inline-block;
  text-align: center;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  padding: 12px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s;
}
.upload-btn:hover { background: var(--accent-dark); }

.emoji-row { display: flex; flex-wrap: wrap; gap: 6px; }
.emoji-row button {
  font-size: 1.4rem;
  background: rgba(255,255,255,0.08);
  border: none;
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.emoji-row button:hover { background: rgba(255,255,255,0.2); transform: scale(1.1); }

.sliders label, .fields label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--muted);
}

input[type="range"] { width: 100%; accent-color: var(--accent); }

.tip { margin: 0; font-size: 0.78rem; color: var(--muted); }

.fields { gap: 12px; }
.fields input {
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  padding: 10px;
  color: var(--text);
  font-size: 1rem;
}
.fields input:focus { outline: 2px solid var(--accent); border-color: transparent; }

.actions { justify-content: flex-end; }
.actions button {
  border: none;
  border-radius: 8px;
  padding: 14px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  background: rgba(255,255,255,0.1);
  color: var(--text);
  transition: background 0.15s;
}
.actions button:hover { background: rgba(255,255,255,0.2); }
.actions button.primary { background: var(--accent); color: #fff; }
.actions button.primary:hover { background: var(--accent-dark); }

footer {
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

@media (max-width: 640px) {
  .controls { grid-template-columns: 1fr; }
  header { padding-top: 34px; } /* ať se titulek nepotká s přepínačem jazyka */
}