:root {
    /* MD3 Light Theme Tokens */
    --md-sys-color-primary: #0061a4;
    --md-sys-color-on-primary: #ffffff;
    --md-sys-color-primary-container: #d1e4ff;
    --md-sys-color-on-primary-container: #001d36;
    --md-sys-color-background: #fdfcff;
    --md-sys-color-on-background: #1a1c1e;
    --md-sys-color-surface: #fdfcff;
    --md-sys-color-on-surface: #1a1c1e;
    --md-sys-color-surface-variant: #e0e2ec;
    --md-sys-color-on-surface-variant: #43474e;
    --md-sys-color-outline: #74777f;
    --md-sys-color-error: #ba1a1a;

    --md-elevation-level1: 0px 1px 3px 1px rgba(0, 0, 0, 0.15), 0px 1px 2px 0px rgba(0, 0, 0, 0.3);
    --md-elevation-level2: 0px 2px 6px 2px rgba(0, 0, 0, 0.15), 0px 1px 2px 0px rgba(0, 0, 0, 0.3);
}

@media (prefers-color-scheme: dark) {
    :root {
        /* MD3 Dark Theme Tokens */
        --md-sys-color-primary: #9ecaff;
        --md-sys-color-on-primary: #003258;
        --md-sys-color-primary-container: #00497d;
        --md-sys-color-on-primary-container: #d1e4ff;
        --md-sys-color-background: #1a1c1e;
        --md-sys-color-on-background: #e2e2e6;
        --md-sys-color-surface: #1a1c1e;
        --md-sys-color-on-surface: #e2e2e6;
        --md-sys-color-surface-variant: #43474e;
        --md-sys-color-on-surface-variant: #c4c6cf;
        --md-sys-color-outline: #8e9099;
        --md-sys-color-error: #ffb4ab;
    }
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--md-sys-color-background);
    color: var(--md-sys-color-on-background);
    transition: background-color 0.3s, color 0.3s;
}

/* Material Inputs */
.md-input-container {
    position: relative;
    background-color: var(--md-sys-color-surface-variant);
    border-radius: 4px 4px 0 0;
    border-bottom: 2px solid var(--md-sys-color-outline);
}

.md-input-container:focus-within {
    border-bottom-color: var(--md-sys-color-primary);
}

.md-input-label {
    color: var(--md-sys-color-on-surface-variant);
    transition: all 0.2s ease-out;
}

/* For text/number inputs */
.md-input:focus~.md-input-label,
.md-input:not(:placeholder-shown)~.md-input-label {
    top: 4px;
    font-size: 0.75rem;
    color: var(--md-sys-color-primary);
}

/* Buttons */
.md-filled-button {
    background-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    box-shadow: var(--md-elevation-level1);
}

.md-filled-button:hover {
    box-shadow: var(--md-elevation-level2);
    background-image: linear-gradient(rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.08));
}

/* Tabs */
.md-tab {
    border-bottom: 2px solid transparent;
    color: var(--md-sys-color-on-surface-variant);
}

.md-tab.active {
    border-bottom-color: var(--md-sys-color-primary);
    color: var(--md-sys-color-primary);
}

/* Loading Spinner */
.spinner {
    border: 4px solid var(--md-sys-color-surface-variant);
    border-top: 4px solid var(--md-sys-color-primary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--md-sys-color-outline);
    border-radius: 4px;
}