@font-face {
  font-family: "Inter";
  src: url("../assets/fonts/Inter-VariableFont.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Playwrite US Modern";
  src: url("../assets/fonts/PlaywriteUSModern.woff2") format("woff2");
  font-weight: 100 400;
  font-style: normal;
  font-display: swap;
}

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

/* Light Mode */
:root {
  --background: 20 70% 97%;
  --foreground: 200 20% 15%;
  --card: 0 0% 100%;
  --card-foreground: 200 20% 15%;

  --primary: 16 44% 45%;
  --secondary: 351 50% 85%;
  --accent: 351 50% 85%;

  --primary-foreground: 20 70% 97%;
  --secondary-foreground: 20 70% 97%;
  --accent-foreground: 200 20% 15%;

  --muted: 20 20% 90%;
  --muted-foreground: 16 10% 40%;

  --border: 20 15% 85%;
  --input: 20 15% 85%;
  --ring: 16 44% 45%;

  --radius: 0.5rem;
}

/* Dark Mode */
[data-theme="dark"] {
  --background: 200 20% 10%;
  --foreground: 20 70% 95%;
  --card: 200 20% 13%;
  --card-foreground: 20 70% 95%;

  --primary: 16 44% 50%;
  --secondary: 351 45% 70%;
  --accent: 351 45% 70%;

  --primary-foreground: 20 70% 97%;
  --secondary-foreground: 20 70% 97%;
  --accent-foreground: 200 20% 10%;

  --muted: 200 20% 15%;
  --muted-foreground: 20 15% 75%;

  --border: 200 20% 18%;
  --input: 200 20% 18%;
  --ring: 16 44% 50%;
}

/* Smooth theme transitions */
html {
  transition: none;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: hsl(var(--foreground));
  background-color: hsl(var(--background));
  transition: background-color 0.4s ease, color 0.4s ease;
  min-width: 320px;
}

h1,
h2,
h3,
h4 {
  font-family: "Playwrite US Modern", "CursiveFallback", cursive;
  font-display: swap;
}

input,
button,
select,
textarea,
option {
  font-family: inherit;
}

/* Utility Classes */
.container {
  max-width: 1280px;
  margin: 0 auto;
}

/* Lucide Icon Styling */
.lucide {
  width: 20px;
  height: 20px;
  stroke-width: 2;
}

.lucide-lg {
  width: 24px;
  height: 24px;
}

.lucide-xl {
  width: 28px;
  height: 28px;
}

/* Navigation */
.top-header {
  position: fixed;
  top: 0;
  width: 100%;
  background-color: hsl(var(--background) / 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid hsl(var(--border));
  z-index: 50;
  transition: background-color 0.4s ease, border-color 0.4s ease;
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: hsl(var(--foreground));
  letter-spacing: 0.025em;
  transition: color 0.4s ease;
  font-family: "Playwrite US Modern", cursive;
  text-decoration: none;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.nav-links > li > a {
  text-decoration: none;
  color: hsl(var(--muted-foreground));
  font-weight: 500;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.nav-links > li > a:hover {
  color: hsl(var(--foreground));
}

/* Mobile Menu Toggle with Lucide Icons */
.menu-toggle {
  display: none;
  cursor: pointer;
  z-index: 51;
  background: none;
  border: none;
  color: hsl(var(--foreground));
  padding: 0.5rem;
  transition: color 0.4s ease;
}

.menu-toggle svg {
  width: 28px;
  height: 28px;
}

.menu-icon {
  display: block;
}

.close-icon {
  display: none;
}

.menu-toggle.active .menu-icon {
  display: none;
}

.menu-toggle.active .close-icon,
.menu-toggle.active .menu-text {
  display: inline-block;
}

/* Theme Toggle */
.theme-toggle {
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: hsl(var(--muted-foreground));
  transition: all 0.2s ease;
  position: relative;
  gap: 0.5rem;
}

.theme-text {
  display: none;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
}

.theme-toggle:hover {
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}

.theme-icon {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s ease, transform 0.3s ease;
  will-change: opacity, transform;
}

.theme-icon.hidden {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
  pointer-events: none;
}

.theme-icon.visible {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Auth Section Styling */
.auth-section {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.auth-btn {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  white-space: nowrap;
}

/* User Section Styling */
.user-section {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.user-name {
  color: hsl(var(--foreground));
  font-size: 0.875rem;
  font-weight: 500;
}

/* User Welcome (Mobile Only) */
.user-welcome {
  display: none;
  padding: 2rem 2rem 1rem;
  border-bottom: 1px solid hsl(var(--border));
  margin: -2rem -2rem 0;
  width: 280px;
}

.user-welcome-content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.welcome-text {
  font-size: 0.75rem;
  color: hsl(var(--muted-foreground));
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.user-name-display {
  font-size: 1.125rem;
  font-weight: 600;
  color: hsl(var(--foreground));
}

.btn {
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground)) !important;
  border-color: hsl(var(--primary));
}

.btn-primary:hover {
  background: hsl(var(--primary) / 0.9);
}

.btn-outline {
  background: transparent;
  color: hsl(var(--foreground));
  border: 1px solid hsl(var(--border));
}

.btn-outline:hover {
  background: hsl(var(--muted));
}

/* Footer */
footer {
  background: hsl(var(--muted));
  padding: 3rem 1.5rem 2rem;
  border-top: 1px solid hsl(var(--border));
  transition: all 0.4s ease;
}

.footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: hsl(var(--foreground));
  transition: color 0.4s ease;
}

.footer-section p {
  color: hsl(var(--muted-foreground));
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 1rem;
  transition: color 0.4s ease;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: hsl(var(--muted-foreground));
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.footer-section a:hover {
  color: hsl(var(--foreground));
}

/* Social Links */
.social-links {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.social-links a {
  width: 36px;
  height: 36px;
  background: transparent;
  border: 1px solid hsl(var(--border));
  border-radius: calc(var(--radius) - 2px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: hsl(var(--foreground));
  transition: all 0.2s ease;
}

.social-links a:hover {
  background: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
  border-color: hsl(var(--primary));
  transform: translateY(-2px);
}

/* Newsletter Form */
.newsletter-form {
  margin-top: 1rem;
}

.newsletter-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.newsletter-form .form-input {
  padding: 0.625rem 0.75rem;
  border: 1px solid hsl(var(--input));
  border-radius: calc(var(--radius) - 2px);
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.newsletter-form .form-input:focus {
  outline: none;
  border-color: hsl(var(--ring));
  box-shadow: 0 0 0 3px hsl(var(--ring) / 0.1);
}

.newsletter-form .form-input::placeholder {
  color: hsl(var(--muted-foreground));
}

.footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid hsl(var(--border));
  text-align: center;
  color: hsl(var(--muted-foreground));
  font-size: 0.875rem;
  transition: all 0.4s ease;
}

.footer-divider {
  margin: 1.25rem auto;
  width: 60%;
  height: 2px;
  border: none;
  background-color: hsl(var(--border));
}

.footer-bottom a {
  color: hsl(var(--muted-foreground));
  text-decoration: none;
  transition: color 0.3s;
}

.footer-bottom a:hover {
  color: hsl(var(--primary));
}

.team-links {
  margin-top: 0.5rem;
}

.disclaimer {
  margin-top: 0.5rem;
  font-style: italic;
  opacity: 0.8;
}

.credits {
  margin-top: 0.5rem;
  font-style: italic;
  opacity: 0.8;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  box-shadow: 0 10px 15px -3px hsla(var(--foreground), 0.1);
  transform: translateY(200%);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 1000;
  min-width: 300px;
  color: hsl(var(--card-foreground));
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  border-left: 3px solid hsl(var(--primary));
  background: hsl(var(--secondary));
  color: hsl(var(--foreground));
}

.toast.error {
  border-left: 3px solid hsl(0 84% 60%);
  background: hsl(var(--muted));
  color: hsl(var(--foreground));
}

.toast.warning {
  border-left: 3px solid hsl(var(--primary));
  background: hsl(var(--accent));
  color: hsl(var(--accent-foreground));
}

.toast.info {
  border-left: 3px solid hsl(var(--primary));
  background: hsl(var(--muted));
  color: hsl(var(--foreground));
}

/* Toast icon */
.toast::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 18px;
  margin-right: 0.75rem;
}

.toast.success::before {
  content: "✓";
  color: hsl(var(--primary));
  font-weight: bold;
  font-size: 1rem;
}

.toast.error::before {
  content: "✕";
  color: hsl(0 84% 60%);
  font-weight: bold;
  font-size: 1rem;
}

.toast.warning::before {
  content: "⚠";
  color: hsl(var(--primary));
  font-size: 1rem;
}

.toast.info::before {
  content: "ℹ";
  color: hsl(var(--primary));
  font-size: 1rem;
}

@media (min-width: 769px) and (max-width: 900px) {
  .nav-links {
    gap: 1rem;
  }

  .theme-toggle {
    width: auto;
    padding: 0.5rem;
  }

  .theme-text {
    display: none;
  }
}

/* DESKTOP NAVIGATION */
@media (min-width: 769px) {
  .nav-container {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 2rem;
    align-items: center;
  }

  .logo {
    grid-column: 1;
  }

  .menu-toggle {
    display: none;
  }

  .nav-links {
    grid-column: 2 / 4;
    justify-content: center;
    margin-left: auto;
  }

  /* Reset mobile styles */
  .nav-links > li {
    width: auto;
  }

  /* Hide user welcome on desktop */
  .user-welcome {
    display: none !important;
  }

  /* Theme toggle desktop */
  .theme-toggle {
    width: 40px;
    height: 40px;
  }

  /* User section desktop */
  .user-section {
    width: auto;
    flex-direction: row;
  }

  /* Auth section desktop */
  .auth-section {
    width: auto;
    flex-direction: row;
  }
}

/* MOBILE NAVIGATION */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .theme-toggle {
    width: 100%;
    justify-content: flex-start;
    padding: 0.5rem 1rem;
  }

  .theme-text {
    display: inline-block;
    margin-left: 2rem;
  }

  .theme-icon {
    position: absolute;
    left: 0.75rem;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -180%;
    width: 280px;
    height: 100vh;
    background: hsl(var(--background));
    border-left: 1px solid hsl(var(--border));
    flex-direction: column;
    padding: 2rem;
    gap: 0.5rem;
    transition: right 0.3s ease;
    align-items: flex-start;
    overflow-y: auto;
  }

  .nav-links > li > a {
    height: 40px;
    display: flex;
    width: 100%;
    padding: 10px 0;
  }

  .nav-links.active {
    right: 0;
  }

  /* Show user welcome at top in mobile */
  .user-welcome {
    display: flex;
    order: -1;
  }

  /* Hide desktop user name in mobile */
  .user-section .user-name {
    display: none;
  }

  /* Stack auth buttons vertically in mobile */
  .auth-section {
    flex-direction: column;
    width: 100%;
    order: 999;
  }

  .auth-btn {
    width: 100%;
    justify-content: center;
  }

  /* Full width logout in mobile */
  .user-section {
    width: 100%;
    order: 999;
  }

  .user-section button {
    width: 100%;
    justify-content: center;
  }

  /* Toast responsive */
  .toast {
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
    max-width: none;
  }
}