html {
  font-size: clamp(16px, 2.5vw, 22px);
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #121212;
  color: #f0f0f0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  align-items: center;
}

#app {
  width: 100%;
  flex-grow: 1;
  text-align: center;
}

/* SPLASH: animacija s logom u krugu */
.circle-animation {
  width: 160px;
  height: 160px;
  border: 6px solid #ff6b00;
  border-top: 6px solid transparent;
  border-radius: 50%;
  animation: spin 2s linear infinite;
  margin: 100px auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.splash-logo {
  width: 60px;
  height: auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* HEADER: statični logo nakon animacije */
header {
  margin-top: 4vh;
  margin-bottom: 2vh;
}

.header-logo {
  width: 56px;
  height: auto;
  opacity: 0.95;
}

/* GUMBI za jezike */
.lang-options {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  max-width: 90%;
  margin-bottom: 6vh;
}

.lang-options button {
  padding: 1rem 1.5rem;
  font-size: 1.2rem;
  background-color: #ff6b00;
  color: white;
  border: none;
  border-radius: 8px;
  min-width: 120px;
  max-width: 45%;
  flex: 1 1 40%;
  box-sizing: border-box;
}

button:hover {
  background-color: #e65c00;
}

.styled-button {
  padding: 1rem 1.5rem;
  font-size: 1.2rem;
  background-color: #ff6b00;
  color: white;
  border: none;
  border-radius: 8px;
  min-width: 120px;
  cursor: pointer;
}

.styled-button:hover {
  background-color: #e65c00;
}

.big-timer {
  font-size: 4rem;
  font-weight: bold;
  color: #ff6b00;
  margin: 3vh 0;
}

/* FOOTER */
footer {
  font-size: 0.85rem;
  color: #888;
  text-align: center;
  padding: 1rem;
  width: 100%;
  background-color: #121212;
  margin-top: 4vh;
}