/* Frontend styles for TRYGO Lean Canvas */

.lean-canvas {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    margin: 0;
    padding: 0;
    background: transparent;
    min-height: 100vh;
    color: #132039;
    line-height: 1.5;
}

.lean-canvas * {
    box-sizing: border-box;
}

.lean-canvas .container {
    max-width: none;
    width: 100%;
    margin: 0;
    padding: 0;
    background: transparent;
    color: #132039;
    line-height: 1.5;
}

/* Lean Canvas Grid */
.lean-canvas-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto auto auto;
    gap: 1rem;
    margin-bottom: 2rem;
    width: 100%;
}

.lean-canvas-block {
    background: transparent;
    border: 1px solid rgba(19, 32, 57, 0.08);
    border-radius: 24px;
    padding: 1.5rem;
    box-shadow: 0 24px 48px rgba(19, 32, 57, 0.12);
    transition: all 160ms ease;
    position: relative;
    min-height: 200px;
    z-index: 1;
}

.lean-canvas-block:hover {
    border-color: #6366f1;
    box-shadow: 0 32px 64px rgba(19, 32, 57, 0.16), 0 16px 32px rgba(99, 102, 241, 0.12);
    transform: translateY(-2px);
}

.lean-canvas-block h3 {
    margin: 0 0 1rem 0;
    color: #132039;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lean-canvas-block .help-icon {
    width: 18px;
    height: 18px;
    background: #6366f1;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    cursor: help;
    transition: all 160ms ease;
}

.lean-canvas-block .help-icon:hover {
    background: #4f46e5;
    transform: scale(1.1);
}

.lean-canvas-block .help-text {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #132039;
    color: white;
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    line-height: 1.4;
    z-index: 9999;
    display: none;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    margin-top: 0.5rem;
}

.lean-canvas-block .help-icon:hover + .help-text {
    display: block;
}

.lean-canvas-block:hover {
    z-index: 10;
}

.lean-canvas-block textarea {
    width: 100%;
    min-height: 100px;
    max-height: 300px;
    padding: 0.85rem;
    border: 1px solid rgba(19, 32, 57, 0.16);
    border-radius: 12px;
    font-size: 0.9rem;
    color: #132039;
    background: transparent;
    resize: vertical;
    transition: all 160ms ease;
    font-family: inherit;
    line-height: 1.5;
    overflow-y: auto;
}

.lean-canvas-block textarea:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18);
}

.lean-canvas-block textarea::placeholder {
    color: #9ca3af;
}

/* Special positioning for blocks */
.lean-canvas-block.problem {
    grid-column: 1;
    grid-row: 1;
}

.lean-canvas-block.solution {
    grid-column: 2;
    grid-row: 1;
}

.lean-canvas-block.key-metrics {
    grid-column: 3;
    grid-row: 1;
}

.lean-canvas-block.unique-value {
    grid-column: 1;
    grid-row: 2;
}

.lean-canvas-block.unfair-advantage {
    grid-column: 2;
    grid-row: 2;
}

.lean-canvas-block.channels {
    grid-column: 3;
    grid-row: 2;
}

.lean-canvas-block.customer-segments {
    grid-column: 1;
    grid-row: 3;
}

.lean-canvas-block.cost-structure {
    grid-column: 2;
    grid-row: 3;
}

.lean-canvas-block.revenue-streams {
    grid-column: 3;
    grid-row: 3;
}

/* Onboarding Screen */
.lean-canvas .onboarding-screen {
    width: 100%;
    margin: 0;
    padding: 1rem 0;
}

.lean-canvas .onboarding-content {
    background: transparent;
    border: 1px solid rgba(19, 32, 57, 0.08);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 24px 48px rgba(19, 32, 57, 0.12);
    width: 100%;
}

.lean-canvas .onboarding-content h2 {
    color: #132039;
    font-size: 1.8rem;
    margin: 0 0 1rem 0;
    font-weight: 600;
    text-align: center;
}

.lean-canvas .onboarding-content p {
    color: #5f6c86;
    font-size: 1rem;
    margin: 0 0 2rem 0;
    text-align: center;
    line-height: 1.5;
}

.lean-canvas .onboarding-content .form-group {
    margin-bottom: 2rem;
}

.lean-canvas .onboarding-content textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(19, 32, 57, 0.08);
    border-radius: 12px;
    font-size: 1rem;
    color: #132039;
    background: transparent;
    resize: vertical;
    transition: all 160ms ease;
    font-family: inherit;
    line-height: 1.5;
}

.lean-canvas .onboarding-content textarea:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.lean-canvas .onboarding-content textarea::placeholder {
    color: #9ca3af;
}

.lean-canvas .onboarding-actions {
    text-align: center;
}

/* Action buttons */
.lean-canvas-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.lean-canvas .btn {
    background: #6366f1;
    color: white;
    border: none;
    padding: 0.95rem 1.85rem;
    border-radius: 999px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 160ms ease;
    box-shadow: 0 22px 50px rgba(99, 102, 241, 0.28);
}

.lean-canvas .btn:hover {
    background: #4f46e5;
    box-shadow: 0 28px 58px rgba(99, 102, 241, 0.34);
    transform: translateY(-2px);
}

.lean-canvas .btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.lean-canvas .btn-secondary {
    background: rgba(99, 102, 241, 0.08);
    color: #6366f1;
    box-shadow: 0 10px 24px rgba(99, 102, 241, 0.12);
}

.lean-canvas .btn-secondary:hover {
    background: rgba(99, 102, 241, 0.15);
    transform: translateY(-1px);
}

/* Demo notice */
.lean-canvas .demo-notice {
    background: #fffbeb;
    color: #d97706;
    border: 1px solid #fed7aa;
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    text-align: center;
}

.lean-canvas .demo-notice strong {
    font-weight: 600;
}

/* Loading state */
.lean-canvas .loading {
    text-align: center;
    padding: 2rem;
    display: none;
}

.lean-canvas .spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(99, 102, 241, 0.1);
    border-left: 4px solid #6366f1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.lean-canvas .loading p {
    margin: 0;
    color: #5f6c86;
    font-size: 0.95rem;
}

/* Responsive design */
@media (max-width: 768px) {
    .lean-canvas .container {
        padding: 0.5rem;
    }

    .lean-canvas-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 0.5rem;
        width: 100%;
    }

    .lean-canvas-block {
        grid-column: 1 !important;
        grid-row: auto !important;
        padding: 1rem;
        width: 100%;
    }

    .lean-canvas-actions {
        flex-direction: column;
        align-items: center;
    }

    .lean-canvas .btn {
        width: 100%;
        max-width: none;
    }

    .lean-canvas .onboarding-content {
        padding: 1rem;
        width: 100%;
    }
}