/* HN Workspace · share link viewer
   PWA é "transparente" — o exporter (no app Swift) controla TODO o visual do conteúdo
   via <style> inline. Aqui ficam só chrome (header brand, footer, error states) e um
   fallback mínimo no .doc-content pra docs antigos que não trazem style próprio. */

:root {
    --bg-canvas: #090B0E;
    --bg-elevated: #14181E;
    --bg-card: #1C2128;
    --text-primary: #F5F5F7;
    --text-secondary: #98989F;
    --text-muted: #6E6E73;
    --accent: #007AFF;
    --border: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg-canvas);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', system-ui, sans-serif;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    font-size: 16px;
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

#root {
    max-width: 1280px;
    margin: 0 auto;
    padding: 32px 24px;
}

.loading {
    text-align: center;
    padding: 80px 24px;
    color: var(--text-muted);
    font-size: 14px;
}

/* ============ Header (brand + título) — comum a todos os tipos ============ */
.doc-header {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.brand {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 8px;
}

.doc-title {
    font-size: 28px;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
    line-height: 1.2;
}

/* ============ Main (.doc-content) — exporter manda o look ============ */
/* PWA NÃO aplica estilos opinionated no conteúdo. Exporter inclui <style>
   próprio com tudo que precisa. Aqui ficam só resets minimais. */
.doc-content {
    /* nenhuma cor/padding/font — exporter define */
}

/* Tipo-específico: kanban e whiteboard precisam ocupar largura total */
.kind-kanban {
    /* permite scroll horizontal das colunas */
    overflow-x: auto;
}

.kind-whiteboard {
    /* whiteboard usa o viewport todo */
    width: 100%;
    height: calc(100vh - 200px);
    min-height: 500px;
    background: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.kind-whiteboard svg {
    width: 100%;
    height: 100%;
    display: block;
}

/* ============ Footer ============ */
.doc-footer {
    text-align: center;
    margin-top: 32px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 13px;
}

.doc-footer a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
}

.doc-footer a:hover {
    color: var(--accent);
}

/* ============ Estados de erro ============ */
.error-state,
.fatal {
    text-align: center;
    padding: 80px 24px;
    max-width: 480px;
    margin: 0 auto;
}

.error-icon,
.fatal-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.error-state h2 {
    font-size: 20px;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: var(--text-primary);
}

.error-state p,
.fatal p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 24px;
}

.error-state a {
    display: inline-block;
    color: var(--accent);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 16px;
    border: 1px solid var(--accent);
    border-radius: 8px;
    transition: background 0.15s;
}

.error-state a:hover {
    background: rgba(0, 122, 255, 0.1);
}

/* ============ Responsive ============ */
@media (max-width: 600px) {
    #root {
        padding: 20px 16px;
    }
    .doc-title { font-size: 22px; }
}