:root {
  --primary: #f5ebdd;
  --secondary: #6f4e37;
  --accent: #7baa8f;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", sans-serif;
}

/* FULLSCREEN + NO SCROLL */
body {
  height: 100vh;
  width: 100vw;
  background-color: var(--primary);
  overflow: hidden;

  display: flex;
  justify-content: center;
  align-items: center;
}

/* CENTER CONTAINER */
.container {
  text-align: center;
  width: 90%;
  max-width: 600px;
}

/* LOGO */
.logo {
  width: 180px;
}

@media (max-width: 768px) {
  .logo {
    width: 130px;
  }
}

/* TITLE */
.title {
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--secondary);
  margin-bottom: 10px;
}

/* SUBTITLE */
.subtitle {
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  color: var(--secondary);
  opacity: 0.85;
  margin-bottom: 40px;
}

/* START BUTTON (ACCENT = ATTENTION) */
.start-btn {
  background-color: var(--accent);
  color: #fff;
  border: none;
  border-radius: 14px;

  width: 100%;
  max-width: 400px;

  padding: clamp(16px, 2vw, 22px);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: bold;

  /* Attention animation */
  animation: pulse 2s infinite;
}

/* TOUCH FEEDBACK (NOT HOVER) */
.start-btn:active {
  transform: scale(0.96);
}

/* TABLET OPTIMIZATION */
@media (max-width: 768px) {
  .container {
    width: 95%;
  }

  .start-btn {
    max-width: none;
  }
}