/* AdAutomate Scraper — Stylesheet */
/* ============================================================ */

:root {
    --primary: #6366F1;
    --primary-hover: #4F46E5;
    --primary-light: #EEF2FF;
    --bg: #F8FAFC;
    --surface: #FFFFFF;
    --border: #E2E8F0;
    --text: #1E293B;
    --text-secondary: #64748B;
    --success: #10B981;
    --error: #EF4444;
    --warning: #F59E0B;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.08);
    --transition: 0.2s ease;
}

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

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

.app {
    max-width: 960px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ============================================================ */
/* Header */
/* ============================================================ */

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon { font-size: 28px; }

.logo-text {
    font-size: 18px;
    color: var(--text-secondary);
}

.logo-text strong { color: var(--primary); }

.header-right {
    display: flex;
    gap: 12px;
    align-items: center;
}

.badge {
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.badge-ok {
    background: #D1FAE5;
    color: #065F46;
}

.badge-error {
    background: #FEE2E2;
    color: #991B1B;
}

/* ============================================================ */
/* Tabs */
/* ============================================================ */

.tabs {
    display: flex;
    gap: 4px;
    background: var(--surface);
    border-radius: var(--radius);
    padding: 4px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    overflow-x: auto;
}

.tab {
    flex: 1;
    padding: 10px 16px;
    border: none;
    background: transparent;
    border-radius: calc(var(--radius) - 4px);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition);
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.tab:hover { background: var(--primary-light); color: var(--primary); }

.tab.active {
    background: var(--primary);
    color: white;
}

.tab-icon { font-size: 16px; }

/* ============================================================ */
/* Tab Panels */
/* ============================================================ */

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ============================================================ */
/* Cards */
/* ============================================================ */

.card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
}

.card h2 {
    font-size: 20px;
    margin-bottom: 6px;
    color: var(--text);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
}

/* ============================================================ */
/* Forms */
/* ============================================================ */

.form { margin-bottom: 16px; }

.form-row {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.flex-grow { flex: 1; }

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

input, select, textarea {
    padding: 10px 14px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    background: var(--bg);
    transition: border-color var(--transition);
    width: 100%;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

textarea { resize: vertical; min-height: 80px; }

.char-count {
    font-size: 11px;
    color: var(--text-secondary);
    text-align: right;
    margin-top: 2px;
}

/* ============================================================ */
/* Buttons */
/* ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover { background: var(--primary-hover); transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.btn-icon { font-size: 18px; }

.btn-copy {
    background: var(--primary-light);
    color: var(--primary);
    padding: 6px 12px;
    font-size: 12px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition);
}

.btn-copy:hover { background: var(--primary); color: white; }
.btn-copy.copied { background: var(--success); color: white; }

/* ============================================================ */
/* Examples */
/* ============================================================ */

.examples {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.examples-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.example-chip {
    display: inline-block;
    padding: 6px 14px;
    margin: 4px 6px 4px 0;
    background: var(--primary-light);
    color: var(--primary);
    border: none;
    border-radius: 20px;
    font-size: 13px;
    cursor: pointer;
    transition: all var(--transition);
    font-weight: 500;
}

.example-chip:hover {
    background: var(--primary);
    color: white;
}

/* ============================================================ */
/* Loading */
/* ============================================================ */

.loading {
    text-align: center;
    padding: 40px 20px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--primary-light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

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

.loading p { color: var(--text-secondary); font-size: 14px; }

/* ============================================================ */
/* Error */
/* ============================================================ */

.error {
    background: #FEF2F2;
    border: 1px solid #FECACA;
    color: #991B1B;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin: 16px 0;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.error::before { content: '⚠️'; font-size: 18px; }

/* ============================================================ */
/* Results */
/* ============================================================ */

.result {
    margin-top: 24px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.result-section {
    margin-bottom: 24px;
}

.result-section h3 {
    font-size: 16px;
    margin-bottom: 12px;
    color: var(--text);
}

/* Extracted info */
.extracted-info {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

.info-item {
    background: var(--bg);
    padding: 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.info-item .info-label {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.info-item .info-value {
    font-size: 14px;
    color: var(--text);
    word-break: break-word;
}

/* Ad preview */
.ad-preview {
    background: linear-gradient(135deg, #F0F4FF, #EEF2FF);
    border: 1px solid #C7D2FE;
    border-radius: var(--radius);
    padding: 20px;
}

.ad-field {
    margin-bottom: 14px;
}

.ad-field:last-child { margin-bottom: 0; }

.ad-field .field-label {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.ad-field .field-value {
    font-size: 14px;
    color: var(--text);
    line-height: 1.5;
}

.ad-field.headline .field-value {
    font-size: 18px;
    font-weight: 700;
}

.ad-field .field-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
}

.ad-field .hashtags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.hashtag {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(99,102,241,0.1);
    color: var(--primary);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

/* Analysis cards */
.analysis-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 12px;
}

.analysis-card {
    padding: 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.analysis-card h4 {
    font-size: 13px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.analysis-card.weaknesses {
    background: #FEF2F2;
    border-color: #FECACA;
}

.analysis-card.weaknesses h4 { color: #991B1B; }

.analysis-card.strengths {
    background: #F0FDF4;
    border-color: #BBF7D0;
}

.analysis-card.strengths h4 { color: #065F46; }

.analysis-card.opportunities {
    background: #EFF6FF;
    border-color: #BFDBFE;
}

.analysis-card.opportunities h4 { color: #1E40AF; }

.analysis-card ul {
    list-style: none;
    padding: 0;
}

.analysis-card li {
    font-size: 13px;
    padding: 4px 0;
    color: var(--text);
}

.analysis-card li::before {
    content: '• ';
    font-weight: bold;
}

.analysis-card.weaknesses li::before { color: var(--error); }
.analysis-card.strengths li::before { color: var(--success); }
.analysis-card.opportunities li::before { color: #3B82F6; }

/* Pattern card */
.pattern-card {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

.pattern-field {
    background: var(--bg);
    padding: 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.pattern-field .pattern-label {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.pattern-field .pattern-value {
    font-size: 14px;
    color: var(--text);
}

.pattern-elements {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 4px;
}

.pattern-tag {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(99,102,241,0.1);
    color: var(--primary);
    border-radius: 4px;
    font-size: 12px;
}

/* Variations list */
.variations-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.variation-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.variation-card .var-number {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.variation-card .var-headline {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.variation-card .var-text {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    line-height: 1.5;
}

.variation-card .var-cta {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
}

/* ============================================================ */
/* Toast */
/* ============================================================ */

.toast {
    position: fixed;
    top: 24px;
    right: 24px;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    z-index: 1000;
    animation: slideIn 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.toast.success { background: #D1FAE5; color: #065F46; border: 1px solid #A7F3D0; }
.toast.error { background: #FEE2E2; color: #991B1B; border: 1px solid #FECACA; }

@keyframes slideIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ============================================================ */
/* Footer */
/* ============================================================ */

.footer {
    margin-top: auto;
    padding: 20px 0 10px;
    text-align: center;
    font-size: 12px;
    color: var(--text-secondary);
}

.footer a {
    color: var(--primary);
    text-decoration: none;
}

.footer a:hover { text-decoration: underline; }

/* ============================================================ */
/* Utility */
/* ============================================================ */

.hidden { display: none !important; }

/* ============================================================ */
/* Responsive */
/* ============================================================ */

@media (max-width: 768px) {
    .app { padding: 12px; }
    .card { padding: 20px; }
    .form-row {
        flex-direction: column;
        gap: 12px;
    }
    .tabs { flex-wrap: nowrap; overflow-x: auto; }
    .tab { font-size: 12px; padding: 8px 12px; }
    .analysis-cards { grid-template-columns: 1fr; }
    .extracted-info { grid-template-columns: 1fr; }
    .pattern-card { grid-template-columns: 1fr; }
    .header { flex-direction: column; gap: 8px; align-items: flex-start; }
}