*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-y: auto;
}

:root {
  --green: #04aa6d;
  --dark: #333;
  --white: #ffffff;
  --nav-height: 3.5rem;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

img {
  width: 100%;
  height: auto;
  display: block;
}

.topnav {
  background-color: var(--dark);
  position: relative;
  width: 100%;
  height: var(--nav-height); /* Forceer de hoogte op 3.5rem */
  display: flex;
  align-items: stretch; /* Zorgt dat kinderen (zoals het logo) de volledige hoogte vullen */
  justify-content: flex-start;
}

.topnav a.active {
  display: block;
  width: 60px; /* Iets breder voor een betere verhouding */
  height: 100%; /* Neemt 100% van de 3.5rem van de header aan */
  background-color: var(--green);
  background-image: url(logo.png);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain; /* Zorgt dat het logo niet vervormt */
  flex-shrink: 0;
}

.topnav #myLinks {
  display: none;
  flex-direction: column;
  position: absolute;
  top: var(--nav-height);
  left: 0;
  width: 100%;
  background-color: var(--dark);
  z-index: 1000;
}

.topnav #myLinks.open {
  display: flex;
}

.topnav a {
  color: var(--white);
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
  white-space: nowrap;
}

.topnav a:hover {
  background-color: var(--green);
  color: black;
}

.topnav a.icon {
  margin-left: auto;
  display: block;
}

@media (min-width: 769px) {
  .topnav {
    flex-wrap: nowrap;
  }

  .topnav #myLinks {
    display: flex !important;
    flex-direction: row;
    position: static;
    background: none;
    flex: 1;
  }

  .topnav a.icon {
    display: none;
  }
}

.image_container {
  background-image: url("foto1.jpg");
  background-size: cover;
  background-position: center;
  width: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

h1 {
  text-shadow: black 0.1em 0.1em 0.2em;
  font-size: clamp(2.5rem, 8vw, 5rem);
  margin-bottom: 20px;
  color: var(--white);
  text-align: center;
}

.pTitel {
  font-size: clamp(1rem, 3vw, 1.5rem);
  margin-bottom: 20px;
  color: var(--white);
  text-align: center;
}

.header {
  width: 100%;
  background-color: var(--green);
  text-align: center;
  padding: 32px 16px;
}

.header h2 {
  margin: 0 0 8px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  padding: 4px;
  gap: 4px;
  max-width: 100%;
  overflow: hidden;
}

.column {
  flex: 1 1 300px;
  padding: 0 4px;
}

.column img {
  width: 100%;
  height: auto;
  margin-top: 8px;
  border-radius: 4px; /* Ziet er vaak netter uit op mobiel */
}

.row.info-sectie {
  background-color: var(--dark);
  color: var(--white);
  padding: 20px;
  gap: 20px;
}

.row.info-sectie .column {
  flex: 1 1 280px;
}

.visie-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background-image: url(logo.png);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  width: 100%;
}

.visie-rij {
  display: flex;
  flex-direction: column;
  margin-bottom: 30px;
}

.visie-rij .column {
  flex: 1 1 100%;
  padding: 25px;
  background-color: var(--dark);
  border-left: 5px solid var(--green);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  margin-bottom: 20px;
}

.visie-item h2 {
  color: var(--green);
  margin-top: 0;
  font-weight: bold;
}

.visie-item p {
  color: var(--white);
  line-height: 1.6;
  margin-bottom: 0;
}

.btn {
  border: none;
  outline: none;
  padding: 16px;
  background-color: #f1f1f1;
  cursor: pointer;
  font-size: 18px;
}

.btn:hover {
  background-color: #ddd;
}

.btn.active {
  background-color: #666;
  color: white;
}

.btna {
  border: groove var(--green);
  outline: none;
  padding: 0;
  background-color: #000;
  cursor: pointer;
  font-size: 30px;
  color: var(--white);
  width: 40px;
  height: 40px;
  text-align: center;
  box-sizing: border-box;
  touch-action: manipulation; /* beter voor mobiel */
}

.btna:hover {
  background-color: #f8f8f8;
  color: #000;
}

.btna-active {
  background-color: var(--green);
  color: white;
}

.form-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-grow: 1;
  padding: 20px;
  background-image: url("plattegrond.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

#contactformulier {
  background-color: var(--green);
  padding: 30px 40px;
  border-radius: 4px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  width: 100%;
  max-width: 600px;
}

#contactformulier h2 {
  margin-bottom: 20px;
  color: white;
}

#contactformulier table {
  width: 100%;
  border-collapse: collapse;
}

#contactformulier td {
  padding: 6px 8px;
  color: white;
  vertical-align: middle;
}

#contactformulier input,
#contactformulier select {
  width: 100%;
  padding: 6px;
  border-radius: 4px;
  border: none;
  font-size: 1rem;
}

#contactformulier input[type="submit"],
#contactformulier input[type="reset"] {
  background-color: var(--dark);
  color: white;
  cursor: pointer;
  padding: 10px 16px;
  margin-top: 10px;
  font-size: 1rem;
}

#contactformulier input[type="submit"]:hover,
#contactformulier input[type="reset"]:hover {
  background-color: #555;
}

#contactformulier input[type="radio"] {
  width: auto;
}
/* telefoon */
@media (max-width: 600px) {
  #contactformulier {
    padding: 20px 15px;
    width: 95%;
    margin: 0 auto;
  }

  #contactformulier table,
  #contactformulier tbody,
  #contactformulier tr,
  #contactformulier td {
    display: block;
    width: 100%;
  }

  #contactformulier tr {
    margin-bottom: 12px;
  }
  #contactformulier td {
    padding: 5px 0;
  }

  #contactformulier input,
  #contactformulier select {
    box-sizing: border-box; /* Zorgt dat padding de breedte niet breekt */
    margin-bottom: 10px;
  }

  #contactformulier td:first-child {
    padding-bottom: 2px;
    font-weight: bold;
  }
}

.map-container {
  width: 100%;
  line-height: 0;
}

.map-container iframe {
  width: 100%;
  border: none;
  height: 300px;
}

@media (min-width: 769px) {
  .map-container iframe {
    height: 450px;
  }
}

#scrollTopBtn {
  display: none;
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  background-color: var(--green);
  color: white;
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 22px;
  cursor: pointer;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  transition: background-color 0.3s;
}

#scrollTopBtn:hover {
  background-color: #03955f;
}

#vasteAfbeelding {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  cursor: pointer;
  z-index: 999;
}

footer {
  background-color: var(--dark);
  color: var(--white);
  text-align: center;
  padding: 16px;
  font-size: 0.9rem;
  margin-top: auto;
}

#aanvraag-offerte {
  color: var(--dark);
  text-align: center;
  margin-bottom: 20px;
}
/* 1 rij foto op mobiel */
@media (max-width: 600px) {
  .row .column {
    flex: 1 1 100%;
  }

  .btna {
    font-size: 20px;
    width: 36px;
    height: 36px;
  }
}

@media (min-width: 601px) and (max-width: 900px) {
  .row .column {
    flex: 1 1 45%;
  }
}
@media (max-width: 768px) {
  .image_container {
    background-image: url("foto1_mobiel.jpg");
  }
  .form-wrapper {
    background-image: url("plattegrond_mobiel.jpg");
  }
  .visie-container {
    background-image: url("visielogo_mobiel.png");
    background-attachment: scroll;
  }
}