/* ========================================================================
   Business Model Canvas — estilos
   Tokens em tools-base.css
   ======================================================================== */

.bmg-meta {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) 2fr;
    gap: 0.85rem;
    margin: 1.25rem 0 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.1rem;
}
@media (max-width: 700px) {
    .bmg-meta { grid-template-columns: 1fr; }
}
.bmg-meta label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.bmg-meta input,
.bmg-meta textarea {
    padding: 0.55rem 0.8rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text);
    font-family: inherit;
    font-size: 0.88rem;
    outline: none;
    transition: border-color var(--t);
    text-transform: none;
    letter-spacing: normal;
    font-weight: 400;
}
.bmg-meta input:focus,
.bmg-meta textarea:focus { border-color: var(--accent); }
.bmg-meta textarea { min-height: 60px; resize: vertical; }

/* Toolbar */
.bmg-toolbar {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
    margin: 0 0 1rem;
    justify-content: flex-end;
}
.bmg-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.85rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text);
    font-family: inherit;
    font-size: 0.82rem;
    cursor: pointer;
    transition: all var(--t);
}
.bmg-action-btn:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}
.bmg-action-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.bmg-action-btn.primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    font-weight: 600;
}
.bmg-action-btn.primary:hover:not(:disabled) { background: var(--accent-hover); }
.bmg-action-btn.danger:hover {
    color: var(--red);
    border-color: rgba(239,68,68,0.4);
    background: rgba(239,68,68,0.06);
}
.bmg-action-btn svg { width: 14px; height: 14px; flex-shrink: 0; }

/* ============= CANVAS GRID ============= */
.bmg-canvas {
    display: grid;
    /* 5 colunas no topo, 2 linhas: top split + bottom split.
       Linha 1: KP|KA|VP|CR|CS  (KP rowspan2, VP rowspan2, CS rowspan2)
       Linha 2: KP|KR|VP|CH|CS
       Linha 3: cost_structure (cols 1-3) | revenue_streams (cols 4-5)
       Cada coluna pode ter ~24/30/24 width.
    */
    grid-template-columns: 1.2fr 1fr 1.4fr 1fr 1.2fr;
    grid-template-rows: 1fr 1fr auto;
    gap: 0.6rem;
    min-height: 540px;
}
.bmg-block {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.75rem 0.85rem 0.7rem;
    display: flex;
    flex-direction: column;
    min-height: 130px;
    position: relative;
    overflow: hidden;
}
.bmg-block-head {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 0.3rem;
}
.bmg-block-icon {
    width: 14px; height: 14px;
    flex-shrink: 0;
    color: var(--accent);
}
.bmg-block-title {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text);
    flex: 1;
}
.bmg-block-count {
    font-size: 0.66rem;
    font-weight: 700;
    color: var(--text-muted);
    background: rgba(255,255,255,0.05);
    padding: 1px 7px;
    border-radius: 999px;
    font-variant-numeric: tabular-nums;
}
.bmg-block-hint {
    font-size: 0.68rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 0.55rem;
    line-height: 1.3;
}
.bmg-block-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-height: 30px;
}
.bmg-block-empty {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.72rem;
    font-style: italic;
    border: 1px dashed var(--border);
    border-radius: var(--radius-xs);
    min-height: 40px;
    padding: 0.55rem;
    text-align: center;
    opacity: 0.55;
}

/* Sticky note */
.bmg-note {
    position: relative;
    background: var(--note-bg, rgba(255,255,255,0.04));
    color: var(--note-text, var(--text));
    border: 1px solid var(--note-border, var(--border));
    border-radius: var(--radius-xs);
    padding: 0.4rem 1.7rem 0.4rem 0.55rem;
    font-size: 0.78rem;
    line-height: 1.35;
    word-break: break-word;
    transition: border-color var(--t), background var(--t);
}
.bmg-note:hover { border-color: var(--border-hover); }
.bmg-note-text {
    cursor: text;
}
.bmg-note-edit-input {
    width: 100%;
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--accent);
    border-radius: var(--radius-xs);
    color: var(--text);
    padding: 0.3rem 0.45rem;
    font-family: inherit;
    font-size: 0.78rem;
    outline: none;
    resize: vertical;
    min-height: 40px;
}
.bmg-note-x {
    position: absolute;
    top: 3px;
    right: 4px;
    width: 20px;
    height: 20px;
    background: transparent;
    border: 0;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--t);
}
.bmg-note-x:hover { background: rgba(239,68,68,0.15); color: var(--red); }
.bmg-note-x svg { width: 11px; height: 11px; }

.bmg-note-actions {
    position: absolute;
    bottom: 2px;
    right: 4px;
    display: none;
    gap: 1px;
}
.bmg-note:hover .bmg-note-actions,
.bmg-note:focus-within .bmg-note-actions {
    display: flex;
}
.bmg-note-actions button {
    background: rgba(0,0,0,0.2);
    border: 0;
    color: var(--text-muted);
    width: 16px;
    height: 16px;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}
.bmg-note-actions button:hover { color: var(--accent); background: rgba(0,0,0,0.4); }
.bmg-note-actions svg { width: 9px; height: 9px; }

/* Add input */
.bmg-add-wrap {
    margin-top: 0.45rem;
    padding: 0.5rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--accent);
    border-radius: var(--radius-xs);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.bmg-add-input {
    width: 100%;
    padding: 0.4rem 0.55rem;
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text);
    font-family: inherit;
    font-size: 0.82rem;
    outline: none;
    resize: vertical;
    min-height: 44px;
}
.bmg-add-input:focus { border-color: var(--accent); }
.bmg-add-actions { display: flex; gap: 0.4rem; }
.bmg-add-confirm,
.bmg-add-cancel {
    padding: 0.32rem 0.65rem;
    border: 0;
    border-radius: var(--radius-xs);
    font-family: inherit;
    font-size: 0.74rem;
    cursor: pointer;
}
.bmg-add-confirm {
    background: var(--accent);
    color: #fff;
    font-weight: 600;
}
.bmg-add-confirm:hover { background: var(--accent-hover); }
.bmg-add-cancel {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
}
.bmg-add-cancel:hover { color: var(--text); }

.bmg-add-btn {
    margin-top: 0.5rem;
    padding: 0.4rem 0.65rem;
    background: rgba(255,255,255,0.04);
    border: 1px dashed var(--border);
    border-radius: var(--radius-xs);
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.74rem;
    cursor: pointer;
    transition: all var(--t);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    align-self: flex-start;
}
.bmg-add-btn:hover {
    color: var(--accent);
    border-color: var(--accent);
    background: var(--accent-soft);
}
.bmg-add-btn svg { width: 11px; height: 11px; }

/* Per-block placement & color theming */
.bmg-block.b-key_partners {
    grid-column: 1; grid-row: 1 / span 2;
    --note-bg: rgba(149, 117, 205, 0.10);
    --note-border: rgba(149, 117, 205, 0.35);
    --note-text: #d1c4e9;
}
.bmg-block.b-key_partners .bmg-block-icon { color: #b39ddb; }
.bmg-block.b-key_partners { border-left: 3px solid rgba(149,117,205,0.5); }

.bmg-block.b-key_activities {
    grid-column: 2; grid-row: 1;
    --note-bg: rgba(79, 195, 247, 0.10);
    --note-border: rgba(79, 195, 247, 0.35);
    --note-text: #b3e5fc;
}
.bmg-block.b-key_activities .bmg-block-icon { color: #4fc3f7; }
.bmg-block.b-key_activities { border-left: 3px solid rgba(79,195,247,0.5); }

.bmg-block.b-key_resources {
    grid-column: 2; grid-row: 2;
    --note-bg: rgba(79, 195, 247, 0.10);
    --note-border: rgba(79, 195, 247, 0.35);
    --note-text: #b3e5fc;
}
.bmg-block.b-key_resources .bmg-block-icon { color: #4fc3f7; }
.bmg-block.b-key_resources { border-left: 3px solid rgba(79,195,247,0.5); }

.bmg-block.b-value_propositions {
    grid-column: 3; grid-row: 1 / span 2;
    --note-bg: rgba(255, 183, 77, 0.10);
    --note-border: rgba(255, 183, 77, 0.4);
    --note-text: #ffe0b2;
}
.bmg-block.b-value_propositions .bmg-block-icon { color: var(--hl-orange); }
.bmg-block.b-value_propositions {
    border-left: 3px solid rgba(255,183,77,0.55);
    background: linear-gradient(180deg, rgba(255,183,77,0.04), var(--bg-card));
}

.bmg-block.b-customer_relationships {
    grid-column: 4; grid-row: 1;
    --note-bg: rgba(186, 104, 200, 0.10);
    --note-border: rgba(186, 104, 200, 0.35);
    --note-text: #e1bee7;
}
.bmg-block.b-customer_relationships .bmg-block-icon { color: var(--hl-purple); }
.bmg-block.b-customer_relationships { border-left: 3px solid rgba(186,104,200,0.5); }

.bmg-block.b-channels {
    grid-column: 4; grid-row: 2;
    --note-bg: rgba(186, 104, 200, 0.10);
    --note-border: rgba(186, 104, 200, 0.35);
    --note-text: #e1bee7;
}
.bmg-block.b-channels .bmg-block-icon { color: var(--hl-purple); }
.bmg-block.b-channels { border-left: 3px solid rgba(186,104,200,0.5); }

.bmg-block.b-customer_segments {
    grid-column: 5; grid-row: 1 / span 2;
    --note-bg: rgba(129, 199, 132, 0.10);
    --note-border: rgba(129, 199, 132, 0.35);
    --note-text: #c8e6c9;
}
.bmg-block.b-customer_segments .bmg-block-icon { color: var(--hl-green); }
.bmg-block.b-customer_segments { border-left: 3px solid rgba(129,199,132,0.5); }

.bmg-block.b-cost_structure {
    grid-column: 1 / span 3; grid-row: 3;
    --note-bg: rgba(240, 98, 146, 0.10);
    --note-border: rgba(240, 98, 146, 0.35);
    --note-text: #f8bbd0;
}
.bmg-block.b-cost_structure .bmg-block-icon { color: var(--hl-pink); }
.bmg-block.b-cost_structure { border-left: 3px solid rgba(240,98,146,0.5); }

.bmg-block.b-revenue_streams {
    grid-column: 4 / span 2; grid-row: 3;
    --note-bg: rgba(129, 199, 132, 0.10);
    --note-border: rgba(129, 199, 132, 0.35);
    --note-text: #c8e6c9;
}
.bmg-block.b-revenue_streams .bmg-block-icon { color: var(--hl-green); }
.bmg-block.b-revenue_streams { border-left: 3px solid rgba(129,199,132,0.5); }

/* Mobile: stack in canonical BMC reading order */
@media (max-width: 980px) {
    .bmg-canvas {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 0.7rem;
    }
    .bmg-block {
        grid-column: 1 !important;
        grid-row: auto !important;
    }
    /* Mobile order: CS → VP → CH → CR → RS → KR → KA → KP → COST */
    .bmg-block.b-customer_segments      { order: 1; }
    .bmg-block.b-value_propositions     { order: 2; }
    .bmg-block.b-channels               { order: 3; }
    .bmg-block.b-customer_relationships { order: 4; }
    .bmg-block.b-revenue_streams        { order: 5; }
    .bmg-block.b-key_resources          { order: 6; }
    .bmg-block.b-key_activities         { order: 7; }
    .bmg-block.b-key_partners           { order: 8; }
    .bmg-block.b-cost_structure         { order: 9; }
    .bmg-canvas { display: flex; flex-direction: column; }
}

.bmg-help {
    text-align: center;
    margin-top: 1rem;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-style: italic;
}

.bmg-error {
    margin-top: 0.75rem;
    padding: 0.5rem 0.8rem;
    background: rgba(239,68,68,0.1);
    border: 1px solid rgba(239,68,68,0.3);
    border-radius: var(--radius-xs);
    color: var(--red);
    font-size: 0.8rem;
}

/* Focus visible (a11y) */
.bmg-note:focus-visible,
.bmg-add-btn:focus-visible,
.bmg-action-btn:focus-visible,
.bmg-note-x:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}