/* --- Font faces --- */

@font-face {
    font-family: 'IBM Plex Mono';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('/static/fonts/ibm-plex-mono-400.woff2') format('woff2');
}

@font-face {
    font-family: 'IBM Plex Mono';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('/static/fonts/ibm-plex-mono-500.woff2') format('woff2');
}

@font-face {
    font-family: 'IBM Plex Mono';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('/static/fonts/ibm-plex-mono-600.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('/static/fonts/inter-400.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('/static/fonts/inter-500.woff2') format('woff2');
}

/* --- Design tokens --- */

:root {
    /* Fonts */
    --font-ui: 'IBM Plex Mono', monospace;
    --font-body: 'Inter', sans-serif;

    /* Colors */
    --bg-base: #0F1117;
    --bg-surface: #181C27;
    --bg-raised: #1F2435;
    --border: #2A2F42;
    --text-primary: #E8EAF0;
    --text-muted: #6E748A;
    --text-disabled: #3C4158;
    --accent: #4A7CFF;
    --accent-muted: #1E2D5C;
    --green: #3DBA7A;
    --amber: #E8A225;
    --red: #E05252;
    --progress: #4A7CFF;
    --green-bg: #1C3828;
    --red-bg: #3A1E1E;

    /* Typography scale */
    --text-xs: 11px;
    --text-sm: 13px;
    --text-base: 15px;
    --text-ui: 13px;
    --text-label: 11px;

    /* Spacing (4px base) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-8: 48px;

    /* Layout */
    --max-width: 1080px;
    --breakpoint-mobile: 768px;
    --radius: 6px;
}

/* --- Base body styles --- */
body {
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--text-base);
}

main {
    padding-top: var(--space-5);
    padding-bottom: var(--space-8);
}

/* --- Section label --- */
.section-label {
    font-family: var(--font-ui);
    font-size: var(--text-label);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

/* --- Layout utilities (Tailwind-style) --- */
.container {
    max-width: var(--max-width);
    margin-inline: auto;
    padding-inline: var(--space-4);
}

.surface {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.divider {
    border-top: 1px solid var(--border);
}

.subtle {
    color: var(--text-muted);
    font-size: var(--text-sm);
}

.is-hidden {
    display: none;
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-1 {
    gap: var(--space-1);
}

.gap-2 {
    gap: var(--space-2);
}

.gap-3 {
    gap: var(--space-3);
}

.gap-4 {
    gap: var(--space-4);
}

.gap-5 {
    gap: var(--space-5);
}

.w-full {
    width: 100%;
}

.mt-4 {
    margin-top: var(--space-4);
}

.mt-5 {
    margin-top: var(--space-5);
}

.mb-4 {
    margin-bottom: var(--space-4);
}

.mb-5 {
    margin-bottom: var(--space-5);
}

.p-4 {
    padding: var(--space-4);
}

.p-5 {
    padding: var(--space-5);
}