/* ============================
   RESET & GLOBAL SETTINGS
   ============================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

/* ============================
   FONT: Amatic SC
   ============================ */
@font-face {
  font-family: "Amatic SC";
  src: url("../assets/fonts/AmaticSC-Regular.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Amatic SC";
  src: url("../assets/fonts/AmaticSC-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ============================
   THEME VARIABLES
   ============================ */
:root {
  --bg-light: #fafafa;
  --text-light: #111;
  --card-light: #fff;
  --shadow-light: rgba(0, 0, 0, 0.2);

  --bg-dark: #111;
  --text-dark: #eee;
  --card-dark: #1a1a1a;
  --shadow-dark: rgba(255, 255, 255, 0.05);

  /* Corner radius: the content frames are large, so they carry a
     correspondingly generous radius. */
  --radius-lg: 1rem;
  --radius-md: 0.75rem;

  /* Fallbacks, so the page still renders before the theme script runs */
  --bg: var(--bg-light);
  --text: var(--text-light);
  --card-bg: var(--card-light);
  --shadow: var(--shadow-light);
}

html[data-theme="light"] {
  --bg: var(--bg-light);
  --text: var(--text-light);
  --card-bg: var(--card-light);
  --shadow: var(--shadow-light);
}

html[data-theme="dark"] {
  --bg: var(--bg-dark);
  --text: var(--text-dark);
  --card-bg: var(--card-dark);
  --shadow: var(--shadow-dark);
}

/* ============================
   BODY
   ============================ */
body {
  font-family: "Courier New", monospace;
  line-height: 1.6;
  background-color: var(--bg);
  color: var(--text);
  transition: background-color 0.4s, color 0.4s;
  padding: 2rem;
  position: relative;
}

a {
  color: inherit;
}

/* ============================
   HEADER
   ============================ */
.main-header {
  text-align: center;
  margin-bottom: 3rem;
}

.main-header h1 {
  font-family: "Amatic SC", "Courier New", monospace;
  font-weight: 700;
  font-size: 4rem;
  line-height: 1.1;
  letter-spacing: 0.35rem;
  margin-bottom: 0.5rem;
}

.main-header h1 a {
  text-decoration: none;
  color: inherit;
}

.main-header .subtitle {
  font-family: "Courier New", monospace;
  font-size: 1rem;
  opacity: 0.8;
  letter-spacing: 0.05rem;
}

/* ============================
   THEME TOGGLE BUTTON
   ============================ */
#theme-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 10;
  background: var(--card-bg);
  border: 2px solid var(--text);
  border-radius: 50%;
  box-shadow: 0 3px 6px var(--shadow);
  width: 2.5rem;
  height: 2.5rem;
  font-size: 1.2rem;
  color: var(--text);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background-color 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}

#theme-toggle:hover {
  transform: translateY(2px);
  box-shadow: 0 1px 3px var(--shadow);
}

/* ============================
   CARDS
   ============================ */
.infobox,
.project-info-box,
.project-details {
  background: var(--card-bg);
  border: 2px solid var(--text);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 8px var(--shadow);
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem;
  text-align: left;
  word-wrap: break-word;
  transition: transform 0.2s, box-shadow 0.2s, background-color 0.3s;
}

/* Project cards are links, so they get the same press-down feedback
   as the service buttons on gränslandet.se */
.project-link {
  display: block;
  text-decoration: none;
  color: inherit;
  margin-bottom: 1.5rem;
}

.project-link:hover .project-info-box,
.project-link:focus-visible .project-info-box {
  transform: translateY(3px);
  box-shadow: 0 2px 4px var(--shadow);
}

.project-info-box h1 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--text);
}

.project-details p,
.project-info-box p {
  margin-bottom: 0.25rem;
}

/* ============================
   SECTIONS
   ============================ */
section {
  margin-bottom: 4rem;
}

#profile-section,
#visualization-section,
#project-section {
  text-align: center;
}

#visualization-section h1 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
}

#visualization-section > p {
  max-width: 700px;
  margin: 0 auto 2rem;
}

/* ============================
   PROFILE
   ============================ */
.profile-container {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  text-align: left;
}

.profile-picture {
  flex-shrink: 0;
  width: 180px;
  height: auto;
  border: 2px solid var(--text);
  border-radius: var(--radius-md);
}

.profile-text {
  flex-grow: 1;
}

.profile-text p {
  margin-bottom: 0.75rem;
}

.profile-text p:last-child {
  margin-bottom: 0;
}

/* ============================
   WEBGL VIEWER & PLACEHOLDERS
   ============================ */
#desktop-placeholder,
#mobile-placeholder,
#unity-canvas {
  width: min(960px, 100%);
  height: 600px;
  margin: 0 auto;
  background-color: var(--card-bg);
  border: 2px solid var(--text);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 8px var(--shadow);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

/* Hidden until the loader script swaps them in — keep this after the
   block above so it still wins. */
#unity-canvas,
#mobile-placeholder {
  display: none;
}

#desktop-placeholder:hover {
  transform: translateY(3px);
  box-shadow: 0 2px 4px var(--shadow);
}

.placeholder-text {
  text-align: center;
  color: var(--text);
  font-size: 1.25rem;
}

/* ============================
   PROJECT HEADER IMAGE
   ============================ */
#project-header-box {
  position: relative;
  text-align: center;
  max-width: 960px;
  margin: 0 auto 3rem;
}

#project-header img {
  width: 100%;
  height: auto;
  border: 2px solid var(--text);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 8px var(--shadow);
}

#project-header-box .main-header {
  margin-bottom: 0;
  margin-top: 1.5rem;
}

#project-header-box .main-header h1 {
  font-size: 3rem;
  letter-spacing: 0.2rem;
}

/* ============================
   NAVIGATION PILLS
   ============================ */
#navigation-container {
  display: flex;
  justify-content: center;
  max-width: 960px;
  margin: 0 auto;
}

#navigation {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 1rem 0;
}

#navigation a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: "Courier New", monospace;
  font-size: 1rem;
  text-decoration: none;
  color: inherit;
  background: var(--card-bg);
  border: 2px solid var(--text);
  border-radius: 999px;
  box-shadow: 0 4px 8px var(--shadow);
  padding: 0.6rem 1.5rem;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background-color 0.3s;
}

#navigation a:hover,
#navigation a:focus-visible {
  transform: translateY(3px);
  box-shadow: 0 2px 4px var(--shadow);
}

/* The link back to the company site */
.nav-external .nav-arrow {
  opacity: 0.7;
}

/* ============================
   CV PAGE
   ============================ */
#cv-container {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

#cv-frame {
  width: 100%;
  height: 80vh;
  border: 2px solid var(--text);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 8px var(--shadow);
  background: var(--card-bg);
}

#cv-container p {
  margin-top: 1rem;
}

/* ============================
   MOBILE
   ============================ */
@media screen and (max-width: 600px) {
  body {
    padding: 1rem;
  }

  .main-header h1 {
    font-size: 2.8rem;
    letter-spacing: 0.2rem;
  }

  #project-header-box .main-header h1 {
    font-size: 2.2rem;
  }

  .infobox,
  .project-info-box,
  .project-details {
    padding: 1.25rem;
  }

  .profile-container {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .profile-picture {
    width: 100%;
    max-width: 260px;
  }

  #desktop-placeholder,
  #mobile-placeholder,
  #unity-canvas {
    height: 300px;
  }

  #navigation a {
    padding: 0.5rem 1.1rem;
    font-size: 0.9rem;
  }
}