/* Reset di base per link e body */
a {
  color: inherit;
  text-decoration: none;
}
body {
  margin: 0;
  padding: 0;
  font-family: 'Open Sans', sans-serif;
}
::selection {
  background-color: #f7ca18;
  color: #1b1b1b;
}

/* Stili del menu di navigazione (altezza ridotta) */
nav {
  width: 100%;
  background-color: #0b0b0b;
  position: fixed;
  bottom: 0;
  height: 60px;
  overflow: hidden;
  z-index: 1000;
}
nav ul {
  position: absolute;
  top: 0;
  left: 0;
  list-style-type: none;
  padding: 0;
  margin: 0;
  width: 100vw;
}
nav li {
  margin: 0;
  float: left;
  display: inline-block;
  height: 58px;
  margin-bottom: 2px;
  line-height: 60px;
  width: calc(100vw / 6);
  text-align: center;
  color: #555;
  transition: background-color 0.5s ease, color 0.3s ease;
  cursor: pointer;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 4px;
  font-weight: 800;
  transform: translateY(100%);
}
nav li.active {
  background-color: #151515;
  color: #efefef;
}
nav li.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #f7ca18;
}
nav li:hover {
  color: #ececec;
}
nav li:active {
  background-color: #222;
}
nav li.slide {
  position: absolute;
  left: calc(-100vw / 6);
  top: 0;
  background-color: #fff;
  z-index: -1;
  height: 2px;
  margin-top: 58px;
  transition: left 0.3s ease;
  transform: translateY(0);
}

/* Dashboard: layout a griglia */
.dashboard-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  background-color: #1b1b1b;
  color: #efefef;
  padding: 20px;
  min-height: 100vh;
}
.dashboard-container h1 {
  font-size: 2rem;
  margin-bottom: 15px;
}
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  width: 100%;
  max-width: 1200px;
}
.dashboard-grid section {
  background-color: #151515;
  padding: 15px 20px;
  border-radius: 4px;
}

/* Stili specifici per il login */
.login-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background-color: #1b1b1b;
  color: #efefef;
  padding: 20px;
}
.login-container form {
  background-color: #151515;
  padding: 20px 30px;
  border-radius: 5px;
  margin-top: 20px;
  width: 100%;
  max-width: 400px;
}
.login-container input[type="text"],
.login-container input[type="password"] {
  padding: 12px 15px;
  margin: 8px 0;
  width: 100%;
  border: 1px solid #333;
  border-radius: 4px;
  background-color: #222;
  color: #efefef;
  font-size: 1rem;
  box-sizing: border-box;
}
.login-container input[type="submit"] {
  background-color: #f7ca18;
  color: #1b1b1b;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  padding: 12px 15px;
  width: 100%;
  border-radius: 4px;
  font-size: 1rem;
  transition: background-color 0.3s ease;
  margin-top: 10px;
}
.login-container input[type="submit"]:hover {
  background-color: #e6b10f;
}

/* Dashboard: layout a griglia */
.dashboard-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  background-color: #1b1b1b;
  color: #efefef;
  padding: 20px;
  min-height: 100vh;
}
.dashboard-container h1 {
  font-size: 2rem;
  margin-bottom: 15px;
}
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  width: 100%;
  max-width: 1200px;
}
.dashboard-grid section {
  background-color: #151515;
  padding: 15px 20px;
  border-radius: 4px;
}

/* Card per i collegamenti rapidi */
.link-card {
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.link-card a {
  display: inline-block;
  background-color: #f7ca18;
  color: #1b1b1b;
  padding: 10px 15px;
  border-radius: 4px;
  margin-top: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  transition: background-color 0.3s ease;
}
.link-card a:hover {
  background-color: #e6b10f;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

#sensor-graph {
  background: #151515;
  padding: 20px;
  border-radius: 5px;
  color: #efefef;
}