/* brief-generator / assets/style.css */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-bg:       #f4f5f7;
    --color-surface:  #ffffff;
    --color-border:   #e0e3e8;
    --color-text:     #1a1d23;
    --color-muted:    #6b7280;
    --color-primary:  #2563eb;
    --color-primary-h:#1d4ed8;
    --color-secondary:#6b7280;
    --color-optional: #7c3aed;
    --color-success:  #16a34a;
    --color-error:    #dc2626;
    --color-error-bg: #fef2f2;
    --radius:         10px;
    --shadow:         0 1px 4px rgba(0,0,0,.08);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
}

/* --- Layout --- */

.bg-app {
    max-width: 760px;
    margin: 0 auto;
    padding: 16px;
}

.bg-app--readonly .bg-header {
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 24px;
    padding-bottom: 16px;
}

.bg-header {
    padding: 24px 0 20px;
}

.bg-header h1 {
    font-size: clamp(1.3rem, 5vw, 1.8rem);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.bg-subtitle {
    color: var(--color-muted);
    font-size: 0.92rem;
}

.bg-main {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* --- Section --- */

.bg-section {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
}

.bg-section--brief {
    border-color: #bfdbfe;
    background: #f0f6ff;
}

.bg-section--actions {
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
}

.bg-section--share {
    border-color: #bbf7d0;
    background: #f0fdf4;
}

.bg-section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.bg-section-header h2 {
    font-size: 1rem;
    font-weight: 600;
}

.bg-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.bg-step--opt {
    background: var(--color-optional);
    font-size: 1rem;
}

.bg-hint {
    color: var(--color-muted);
    font-size: 0.88rem;
    margin-bottom: 12px;
}

/* --- Formulaire --- */

.bg-textarea,
.bg-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.92rem;
    color: var(--color-text);
    background: var(--color-surface);
    transition: border-color .15s;
    resize: vertical;
}

.bg-textarea:focus,
.bg-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}

.bg-input[readonly] {
    background: #f8f9fb;
    cursor: default;
}

/* --- Boutons --- */

.bg-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
}

.bg-actions--spread {
    justify-content: space-between;
}

.bg-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border: none;
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, opacity .15s;
    text-decoration: none;
}

.bg-btn:disabled {
    opacity: .45;
    cursor: not-allowed;
}

.bg-btn--primary {
    background: var(--color-primary);
    color: #fff;
}

.bg-btn--primary:not(:disabled):hover {
    background: var(--color-primary-h);
}

.bg-btn--secondary {
    background: #e8edf4;
    color: var(--color-text);
}

.bg-btn--secondary:not(:disabled):hover {
    background: #dce3ef;
}

.btn-icon {
    font-size: 1rem;
    line-height: 1;
}

/* --- Brief structuré --- */

.bg-brief-display {
    display: grid;
    gap: 12px;
    margin-bottom: 4px;
}

.bg-brief-block {
    border-left: 3px solid var(--color-primary);
    padding-left: 12px;
}

.bg-brief-block strong {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--color-muted);
    margin-bottom: 2px;
}

.bg-brief-block p {
    font-size: 0.93rem;
}

.bg-brief-unknowns {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

.bg-tag {
    display: inline-block;
    padding: 2px 10px;
    background: #fef3c7;
    border: 1px solid #fcd34d;
    border-radius: 20px;
    font-size: 0.8rem;
    color: #92400e;
}

/* --- Questions --- */

.bg-questions-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.bg-questions-list--optional {
    margin-top: 14px;
}

.bg-question-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.bg-question-item label {
    font-weight: 600;
    font-size: 0.92rem;
}

.bg-question-item label .bg-cat {
    font-weight: 400;
    font-size: 0.78rem;
    color: var(--color-muted);
    margin-left: 6px;
}

.bg-question-item input[type="text"],
.bg-question-item input[type="number"],
.bg-question-item input[type="date"],
.bg-question-item textarea,
.bg-question-item select {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.9rem;
    color: var(--color-text);
    background: var(--color-surface);
}

.bg-question-item textarea {
    resize: vertical;
    min-height: 80px;
}

/* Chips optionnelles */

.bg-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 4px;
}

.bg-chip {
    padding: 5px 14px;
    border: 1px solid var(--color-optional);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--color-optional);
    background: #faf5ff;
    cursor: pointer;
    transition: background .13s, color .13s;
}

.bg-chip:hover {
    background: var(--color-optional);
    color: #fff;
}

.bg-chip.active {
    background: var(--color-optional);
    color: #fff;
    cursor: default;
}

/* --- Récap --- */

.bg-recap {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.bg-recap-item {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.bg-recap-item:last-child {
    border-bottom: none;
}

.bg-recap-item strong {
    display: block;
    margin-bottom: 2px;
}

.bg-recap-item p {
    color: var(--color-text);
    font-size: 0.92rem;
}

.bg-recap-item--optional strong::after {
    content: " (optionnel)";
    font-weight: 400;
    font-size: 0.78rem;
    color: var(--color-optional);
}

/* --- Lien partage --- */

.bg-share-link {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    flex-wrap: wrap;
}

.bg-share-link .bg-input {
    flex: 1;
    min-width: 0;
}

/* --- Loader --- */

.bg-loader {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    font-size: 0.9rem;
    color: var(--color-muted);
}

.bg-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin .7s linear infinite;
    flex-shrink: 0;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --- Erreur --- */

.bg-error {
    padding: 12px 16px;
    background: var(--color-error-bg);
    border: 1px solid #fecaca;
    border-radius: var(--radius);
    color: var(--color-error);
    font-size: 0.9rem;
}

/* --- Footer --- */

.bg-footer {
    text-align: center;
    padding: 20px 0 10px;
    color: var(--color-muted);
    font-size: 0.82rem;
}

/* --- Desktop --- */

@media (min-width: 1000px) {
    .bg-app {
        padding: 24px 0;
    }

    .bg-header {
        padding: 32px 0 24px;
    }

    .bg-header h1 {
        font-size: 2rem;
    }

    .bg-section {
        padding: 28px;
    }

    .bg-brief-display {
        grid-template-columns: 1fr 1fr;
    }

    .bg-brief-block:first-child,
    .bg-brief-block:last-child {
        grid-column: 1 / -1;
    }
}
.step a,
h1 a{ text-decoration:none; color:inherit; }
a:hover{
text-decoration: underline;
}