:root {
  --box-bg: rgba(31, 245, 245, 0.25);
  --box-border: rgba(31, 245, 245, 0.45);
  --box-hover-bg: rgba(31, 245, 245, 0.35);
  --box-hover-shadow: rgba(31, 245, 245, 0.6);
  --box-text-color: #000000;
  --box-text-hover: #000000;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  min-height: 100%;
  background-color: #0b1e26; /* Varaväri jos kuva ei lataudu */
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #ffffff;
  /* Taustakuvan polun varmistus */
  background-image: url("../img/background.png");
  background-repeat: no-repeat;
  background-position: center center;
  background-attachment: fixed;
  background-size: cover;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Overlay peittämään kaiken tasaisesti */
.overlay {
  background: rgba(0, 0, 0, 0.5); /* Hieman tummempi luettavuuden vuoksi */
  width: 100%;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 80px;
  padding-bottom: 40px;
}

.content {
  text-align: center;
  max-width: 640px;
  width: 100%;
  padding: 0 24px;
  margin: 0 auto;
}

h1 {
  font-size: 3rem;
  margin: 0 0 12px;
  letter-spacing: 0.06em;
  word-wrap: break-word;
}

.subtitle {
  font-size: 1.1rem;
  line-height: 1.5;
  margin: 0 0 24px;
}

.service-boxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0 32px;
}

.service-box {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px 18px;
  min-height: 70px;
  background: var(--box-bg);
  border: 1px solid var(--box-border);
  border-radius: 12px;
  text-decoration: none;
  color: var(--box-text-color);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.service-box h3 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
}

.service-box:hover {
  transform: translateY(-3px);
  background: var(--box-hover-bg);
  box-shadow: 0 0 14px var(--box-hover-shadow);
  color: var(--box-text-hover);
}

.contact-form {
  margin-top: 24px;
  margin-bottom: 24px;
  text-align: left;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 12px;
  padding: 20px;
}

.input, .textarea {
  width: 100%;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.4);
  color: #ffffff;
  padding: 12px;
  margin-bottom: 12px;
  font-size: 1rem;
}

.submit-button {
  background: #10b981;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 12px 20px;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
  transition: background 0.2s;
}

.lang-switcher {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 12px;
  z-index: 1000;
}

.lang-btn {
  width: 32px;
  height: auto;
  cursor: pointer;
  transition: transform 0.2s;
}

.lang-btn:hover {
  transform: scale(1.1);
}

@media (max-width: 600px) {
  h1 { font-size: 2.2rem; }
  .service-boxes { grid-template-columns: 1fr; }
  .overlay { padding-top: 100px; }
  .lang-switcher {
    right: 50%;
    transform: translateX(50%);
  }
}