/* ===== ZÁKLAD ===== */
body { 
    font-family: 'Segoe UI', Arial, sans-serif; 
    background: #1a1a1a; 
    color: #fff; 
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* --- TOP BLOCK (Sjednoceno s Hostingem) --- */
.topBlock {
  background-color: #252525;
  height: 55px;
  padding: 0 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 2000;
  border-bottom: 2px solid #00d4ff;
  box-sizing: border-box;
}

.pageTitle { 
    font-size: 20px; 
    font-weight: 900; 
    color: #00d4ff; 
    text-transform: uppercase; 
}

.topInfo {
    font-size: 13px;
    color: #888;
}

/* --- OBSAH --- */
.contentArea {
    margin-top: 80px;
    padding: 20px;
    padding-bottom: 100px; /* Prostor pro footer */
    display: flex;
    justify-content: center;
}

.validatorContainer {
    width: 100%;
    max-width: 1000px;
}

h2 {
    color: #00d4ff;
    font-size: 18px;
    text-transform: uppercase;
    margin: 20px 0 10px 5px;
}

textarea { 
    width: 100%; 
    height: 180px; 
    background: #252525; 
    color: #fff; 
    border: 1px solid #333; 
    padding: 15px; 
    border-radius: 4px;
    font-family: 'Consolas', monospace; 
    box-sizing: border-box;
    outline: none;
    transition: 0.3s;
}

textarea:focus {
    border-color: #00d4ff;
}

.validate-btn {
    text-align: center;
    margin: 30px 0;
}

button { 
    padding: 15px 60px; 
    font-size: 16px; 
    font-weight: 900;
    cursor: pointer; 
    background-color: #00d4ff;
    color: #000;
    border: none;
    transition: 0.4s;
    letter-spacing: 2px;
}

button:hover {
    background-color: #fff;
    transform: scale(1.05);
}

pre { 
    background: #111; 
    padding: 20px; 
    border: 1px solid #333; 
    border-left: 4px solid #00d4ff;
    overflow-x: auto; 
    white-space: pre-wrap; 
    word-wrap: break-word; 
    font-family: 'Consolas', monospace;
    font-size: 14px;
    color: #ccc;
}

/* --- TVŮJ POŽADOVANÝ VYCENTROVANÝ FOOTER --- */
.bottomBar {
    position: fixed;
    bottom: 0; left: 0;
    width: 100%; height: 55px;
    background-color: #252525;
    border-top: 2px solid #00d4ff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 25px;
    box-sizing: border-box;
    z-index: 2000;
}

.backBtnFixed {
  color: #00d4ff !important;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 1px;
  font-size: 13px;
  transition: 0.2s;
}
.backBtnFixed:hover { text-shadow: 0 0 10px rgba(0, 212, 255, 0.5); transform: translateX(-5px); }

.bottomBarInfo { color: #555; font-size: 10px; text-transform: uppercase; }

/* --- STAVY --- */
.warning { color: #ffcc00; }

/* MOBILNÍ ÚPRAVA */
@media screen and (max-width: 600px) {
    .topInfo { display: none; }
    .bottomBar { padding: 0 15px; }
    .bottomBarInfo { display: none; } /* Na mobilu skryjeme info pro více místa */
    .contentArea { padding-bottom: 100px; }
    button { width: 100%; }
}