/* Root variables */
:root {
  --color-primary: #30cfd0;
  --color-primary-light: #67e4e6;
  --color-primary-dark: #239a9b;
  --color-bg-light: #ffffff;
  --color-bg-dark: #004d4f;
  --color-text-primary: #004d4f;
  --color-text-secondary: #2a7f7f;
  --color-accent: #1de9b6;
  --color-border: #a0dcd9;
  --color-footer-bg-light: #e6f9f9;
  --color-footer-text-light: #317873;
  --color-footer-bg-dark: #003737;
  --color-footer-text-dark: #66b0af;
  --color-shadow-light: rgba(48, 207, 208, 0.1);
  --color-shadow-hover: rgba(29, 233, 182, 0.3);
  --color-accent-yellow: #48e6d1;
}

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

/* Body */
body {
  font-family: "Rajdhani", sans-serif;
  font-size: 1.2rem;
  background-color: var(--color-bg-light);
  background-image: url("../images/medic-packaging-foil.png");
  color: var(--color-text-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* === Navbar === */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--color-primary);
  padding: 0.5rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 3px solid var(--color-primary-dark);
}

/* Navbar left */
.nav-left {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Logo */
.nav-logo img {
  width: 50px;
  height: 50px;
  display: block;
}

/* Navigation links */
.navbar a {
  font-family: "MedievalSharp", monospace;
  color: var(--color-text-light);
  text-shadow: 1px 0 5px var(--color-text-dark);
  text-decoration: none;
  font-size: 1.5rem;
  font-weight: 600;
  transition: color 0.2s;
  padding: 0 0.5em;
  border-radius: 10px;
}

.navbar a.active {
  text-decoration: underline;
  color: var(--color-text-light);
  text-shadow: 1px 0 5px var(--color-text-dark);
  background-color: var(--color-primary-light);
}

.navbar a:hover,
.navbar a:focus {
  color: var(--color-accent-yellow);
  outline: none;
}

/* Navbar right button */
.nav-right button {
  background-color: var(--color-footer-text-light);
  font-size: 2rem;
  cursor: pointer;
  padding: 0 0.2rem 0.2rem 0;
  border-radius: 4px;
  transition: background-color 0.2s;
}

.nav-right button:hover {
  background-color: var(--color-footer-bg-dark);
}

.nav-right button:focus {
  outline: 2px solid var(--color-accent-yellow);
  background-color: var(--color-footer-bg-dark);
}

/* === Main container === */
.projects-container {
  max-width: 850px;
  margin: 2rem auto;
  padding: 0 1rem;
}

/* Main heading */
h1 {
  font-weight: 600;
  font-size: 2.4rem;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--color-primary-dark);
}

/* Project list */
.project-list {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

/* Project card */
.project {
  background-color: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 2px 6px var(--color-shadow-light);
  transition: box-shadow 0.3s ease;
}

.project:hover,
.project:focus-within {
  box-shadow: 0 6px 12px var(--color-shadow-hover);
  border-color: var(--color-accent);
  outline: none;
}

/* Project title */
.project h2 {
  font-weight: 600;
  font-size: 1.6rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

/* Preview container */
.preview-container {
  width: 100%;
  margin-bottom: 1rem;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.responsive-preview {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
}

/* Badges */
.badge {
  display: inline-block;
  font-family: monospace;
  background-color: var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.25em 0.6em;
  margin-right: 0.5rem;
  margin-bottom: 0.8rem;
  border-radius: 5px;
  user-select: none;
  box-shadow: none;
}

/* Project description */
.project p {
  font-size: 1.2rem;
  line-height: 1.6rem;
  color: var(--color-text-secondary);
  font-weight: 400;
}

/* Project links */
.btn-link {
  font-size: 1rem;
  font-weight: 600;
  background-color: var(--color-accent);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  text-decoration: none;
  display: inline-block;
  user-select: none;
  margin-right: 1rem;
  margin-top: 0.5rem;
  transition: background-color 0.3s ease;
}

.btn-link:hover,
.btn-link:focus {
  background-color: var(--color-bg-dark);
  outline: none;
  color: #e8f5e9;
}

/* Upcoming project style */
.project.upcoming {
  color: var(--color-text-secondary);
  font-style: italic;
  text-align: center;
}

/* Footer */
footer {
  background-color: var(--color-footer-bg-light);
  text-align: center;
  padding: 1rem 0.5rem;
  font-size: 0.9rem;
  color: var(--color-footer-text-light);
  margin-top: auto;
  border-top: 3px solid var(--color-primary-dark);
  font-family: "Inter", sans-serif;
}

.footer-icons a {
  margin: 0 0.5rem;
  display: inline-block;
  vertical-align: middle;
  color: var(--color-primary);
  transition: transform 0.2s ease;
}

.footer-icons a:hover,
.footer-icons a:focus {
  transform: scale(1.2);
  color: var(--color-accent);
}

.footer-text {
  font-style: italic;
  color: var(--color-footer-text-light);
}

/* Dark Mode */
body.dark-mode {
  background-color: #121619;
  color: #cbd5db;
}

body.dark-mode .navbar {
  background-color: var(--color-primary-dark);
  border-bottom-color: var(--color-accent);
  box-shadow: 0 1px 4px rgba(76, 175, 80, 0.6);
}

body.dark-mode .navbar a {
  color: #cbd5db;
}

body.dark-mode .navbar a.active {
  background-color: var(--color-accent);
  color: #121619;
  font-weight: 600;
}

body.dark-mode .navbar a:hover,
body.dark-mode .navbar a:focus {
  background-color: var(--color-primary-light);
  color: #fafafa;
}

body.dark-mode .nav-right button {
  color: #cbd5db;
}

body.dark-mode .nav-right button:hover,
body.dark-mode .nav-right button:focus {
  color: var(--color-accent);
  background-color: rgba(76, 175, 80, 0.15);
}

body.dark-mode h1 {
  color: var(--color-footer-text-dark);
}

body.dark-mode .project {
  background-color: #1b2229;
  border-color: #3a4a57;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.7);
}

body.dark-mode .project:hover,
body.dark-mode .project:focus-within {
  box-shadow: 0 6px 12px rgba(76, 175, 80, 0.5);
  border-color: var(--color-accent);
}

body.dark-mode .project h2 {
  color: var(--color-accent);
}

body.dark-mode .badge {
  background-color: #32444a;
  color: #90a4ae;
}

body.dark-mode .project p {
  color: #a0adb8;
}

body.dark-mode .btn-link {
  background-color: var(--color-accent);
  color: #121619;
}

body.dark-mode .btn-link:hover,
body.dark-mode .btn-link:focus {
  background-color: #388e3c;
  color: #dcedc8;
}

body.dark-mode footer {
  background-color: var(--color-footer-bg-dark);
  color: var(--color-footer-text-dark);
  border-top-color: var(--color-accent);
}

/* Responsive adjustments */
@media (max-width: 600px) {
  html {
    font-size: 10px;
  }

  .nav-logo img {
    width: 40px;
    height: 40px;
    display: block;
  }
}