:root {
    --bg-primary-dark: #1a1a2e;
    --bg-secondary-dark: #16213e;
    --accent-dark: #533483;
    --text-dark: #e6e6e6;
    --neon-purple: #9d4edd;
    
    --bg-primary-light: #ffffff;
    --bg-secondary-light: #f5f5f5;
    --accent-light: #6c63ff;
    --text-light: #06030a;
}

body.dark-mode {
    background-color: var(--bg-primary-dark);
    color: var(--text-dark);
}

body.dark-mode .container {
    background-color: var(--bg-secondary-dark);
}

body.dark-mode input,
body.dark-mode select,
body.dark-mode textarea {
    background-color: var(--bg-secondary-dark);
    color: var(--text-dark);
    border-color: var(--accent-dark);
}

body.dark-mode .card {
    background-color: var(--bg-secondary-dark);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

body.dark-mode .theme-toggle .theme-icon {
    content: "🌞";
}

/* Light mode styles */
body:not(.dark-mode) {
    background-color: var(--bg-primary-light);
    color: var(--text-light);
}

body:not(.dark-mode) .container {
    background-color: var(--bg-secondary-light);
}

body:not(.dark-mode) .container {
    background-color: var(--bg-secondary-light);
}

body:not(.dark-mode) input,
body:not(.dark-mode) select,
body:not(.dark-mode) textarea {
    background-color: var(--bg-secondary-light);
    color: var(--text-light);
    border-color: var(--accent-light);
}

body:not(.dark-mode) .card {
    background-color: var(--bg-secondary-light);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

body:not(.dark-mode) .theme-toggle .theme-icon {
    content: "🌙";
}

/* Transition effects */
body,
.container,
input,
select,
textarea,
.card {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}