* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --light-pink: #faeaea;
  --pink: #d287ce;
  --dark-red: #350d15;
  --light-grey: #f0f0f0;
}

@font-face {
  font-family: "TAN Meringue";
  src: url("fonts/TAN MERINGUE.woff2") format("woff2");
  font-weight: 400; /* or 400 */
  font-style: normal;
}

@font-face {
  font-family: "Lemon Tuesday";
  src: url("fonts/LemonTuesday.woff2") format("woff2");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Brittany Signature";
  src: url("fonts/BrittanySignatureRegular.woff2") format("woff2");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

html {
  height: 100%;
  margin: 0;
  scroll-behavior: smooth;
}

body {
  width: 100%;
  min-height: 100vh;
  margin: 0 auto;
  padding: 0;
  background: linear-gradient(#faeaea, #f0f0f0) fixed;
}

main {
  position: relative;
  min-height: 100vh;
}

main > section {
  position: relative;
  z-index: 1;
  padding: 120px 20px 80px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.signature-fixed {
  position: fixed;
  align-items: left;
  text-decoration: none;
  z-index: 100;
  display: flex;
  flex-direction: column;
  top: 1em;
  left: 1.2em;
  mix-blend-mode: exclusion;
  filter: invert(1);
}

.signature-fixed span {
  font-family: "Brittany Signature";
  color: var(--dark-red);
}

/*Hamburger-btn*/
.hamburger-btn {
  position: fixed;
  top: 1.5em;
  right: 1.2em;
  z-index: 100;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 40px;
  height: 10px;
  padding: 0;
  mix-blend-mode: exclusion;
  filter: invert(1);
}

.hamb-line {
  background-color: var(--dark-red);
  height: 2px;
  width: 100%;
}

.nav-top {
  position: absolute;
  top: 1.5em;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 40px;
  z-index: 10;
}

.nav-link {
  font-family: "Lemon Tuesday";
  font-size: 1.5rem;
  color: var(--dark-red);
  text-decoration: none;
  transition: all 0.2s;
}

.nav-link:hover {
  opacity: 0.7;
  color: var(--pink);
}

/* Overlay */
.main-navigation {
  position: fixed;
  inset: 0;
  z-index: 200;
  width: 40%;
  background-color: #faeaeaeb;
  display: none; /* JS toggles to flex */
  flex-direction: column;
  justify-content: center;
  align-items: center;
  justify-self: flex-end;
}

.close-btn {
  position: absolute;
  /*  width: 20px;
  height: 20px; */
  top: 1.5em;
  right: 1em;
  z-index: 300;
  background: none;
  border: none;
  cursor: pointer;
}

.close-btn img {
  width: 30px;
  height: 30px;
  color: var(--dark-red);
}

.nav-items-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-left: 2em;
}

.nav-link-overlay {
  font-family: "Lemon Tuesday";
  font-size: 3rem;
  color: var(--dark-red);
  text-decoration: none;
}

.start-btn {
  position: fixed;
  width: 30px;
  height: 30px;
  border-radius: 25px;
  border: 1px solid var(--pink);
  color: var(--pink);
  right: 2rem;
  bottom: 2rem;
  z-index: 9999;
  cursor: pointer;

  opacity: 0;
  pointer-events: none;

  transition: opacity 0.3s ease;
}

.start-btn:hover {
  background: var(--pink);
  color: var(--light-pink);
}

.start-btn.visible {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 768px) {
  html,
  body,
  main,
  header {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    overflow-x: hidden;
  }

  /* force sections to fill mobile width */
  main > section,
  .contact-container,
  .project-cards-container {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding-left: 16px;
    padding-right: 16px;
    box-sizing: border-box;
  }

  h3,
  h4 {
    text-align: center;
  }

  main > section {
    padding: 40px 20px;
    margin: 0;
  }

  section {
    width: 100%;
  }

  .nav-top {
    display: none;
  }

  .main-navigation {
    width: 100%;
  }

  .start-btn {
    right: 0.8rem;
  }
}