/* Social Content Factory — Design System v1.1 (UI-001..005) */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
    /* Base */
    --bg-primary:   #0F172A;
    --bg-secondary: #1E293B;
    --bg-tertiary:  #334155;
    --bg-content:   #F8FAFC;
    --surface:      #FFFFFF;

    /* Accents */
    --accent-primary: #3B82F6;
    --accent-primary-dark: #2563EB;
    --accent-success: #22C55E;
    --accent-warning: #F59E0B;
    --accent-danger:  #EF4444;
    --accent-neutral: #94A3B8;

    /* IA colors */
    --ia-1: #10B981;
    --ia-2: #6366F1;
    --ia-3: #F59E0B;
    --ia-4: #EC4899;

    /* Typography */
    --font-sans: 'Inter', 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Text */
    --text-primary:   #0F172A;
    --text-secondary: #475569;
    --text-muted:     #94A3B8;
    --text-inverse:   #F8FAFC;

    /* Borders & Shadows */
    --border: #E2E8F0;
    --border-dark: #334155;
    --shadow-sm: 0 1px 2px rgba(15,23,42,0.06);
    --shadow-md: 0 4px 12px rgba(15,23,42,0.08);
    --shadow-lg: 0 16px 40px rgba(15,23,42,0.12);

    /* Compat alias del theme viejo */
    --primary: var(--accent-primary);
    --primary-dark: var(--accent-primary-dark);
    --secondary: var(--text-secondary);
    --success: var(--accent-success);
    --warning: var(--accent-warning);
    --danger: var(--accent-danger);
    --background: var(--bg-content);
    --text: var(--text-primary);
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-content);
    color: var(--text-primary);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a { color: var(--accent-primary); text-decoration: none; }
a:hover { color: var(--accent-primary-dark); }

/* ============= LOGIN ============= */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(1200px 600px at 20% 20%, #1E293B 0%, #0F172A 60%, #020617 100%);
    color: var(--text-inverse);
}
.login-container { width: 100%; max-width: 420px; padding: 24px; }
.login-box {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    backdrop-filter: blur(18px);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    color: var(--text-inverse);
}
.login-box h1 { color: #fff; margin-bottom: 6px; font-weight: 700; letter-spacing: -0.5px; }
.login-box .subtitle { color: rgba(255,255,255,0.6); text-align: left; margin-bottom: 32px; font-size: 13px; text-transform: uppercase; letter-spacing: 1.4px; }
.login-form .form-group { margin-bottom: 18px; }
.login-form label { display:block; margin-bottom: 8px; font-weight: 500; color: rgba(255,255,255,0.75); font-size: 13px; }
.login-form input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.04);
    border-radius: 10px;
    font-size: 14px;
    color: #fff;
    font-family: inherit;
}
.login-form input::placeholder { color: rgba(255,255,255,0.35); }
.login-form input:focus { outline: none; border-color: var(--accent-primary); box-shadow: 0 0 0 3px rgba(59,130,246,0.25); }
.login-help { margin-top: 20px; font-size: 13px; color: rgba(255,255,255,0.55); }
.login-help p { margin: 4px 0; }

/* ============= BOTONES ============= */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background-color .15s, transform .15s, box-shadow .15s, color .15s;
    border: 1px solid transparent;
    font-family: inherit;
    line-height: 1;
    white-space: nowrap;
}
.btn:focus { outline: 2px solid rgba(59,130,246,0.35); outline-offset: 2px; }
.btn-primary { background: var(--accent-primary); color: #fff; }
.btn-primary:hover { background: var(--accent-primary-dark); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(59,130,246,.35); color:#fff; }
.btn-secondary { background: #F1F5F9; color: var(--text-primary); border-color: var(--border); }
.btn-secondary:hover { background: #E2E8F0; }
.btn-success { background: var(--accent-success); color: #fff; }
.btn-success:hover { background: #16A34A; }
.btn-warning { background: var(--accent-warning); color: #fff; }
.btn-danger { background: var(--accent-danger); color: #fff; }
.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { background: #F1F5F9; color: var(--text-primary); }
.btn-sm, .btn-small { padding: 6px 12px; font-size: 12px; border-radius: 8px; }
.btn-lg { padding: 12px 22px; font-size: 15px; }
.btn-full { width: 100%; justify-content: center; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ============= LAYOUT PRINCIPAL ============= */
.app-container { display: flex; min-height: 100vh; }

.sidebar {
    width: 240px;
    background: var(--bg-primary);
    color: var(--text-inverse);
    border-right: 1px solid var(--border-dark);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}
.sidebar-logo, .sidebar-header {
    padding: 24px 20px 18px;
    border-bottom: 1px solid var(--border-dark);
}
.sidebar-logo h2, .sidebar-header h2 { font-size: 16px; font-weight: 700; color: #fff; letter-spacing: -.3px; margin-bottom: 4px; }
.sidebar-logo p, .sidebar-header p { font-size: 10px; color: var(--accent-primary); font-weight: 600; text-transform: uppercase; letter-spacing: 1.2px; }

.sidebar-nav { flex: 1; padding: 8px 0 20px; display: flex; flex-direction: column; }
.nav-section-label {
    padding: 16px 20px 6px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: #475569;
}
.nav-item {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 20px;
    color: #94A3B8;
    font-size: 14px; font-weight: 500;
    transition: background-color .15s, color .15s, border-color .15s;
    border-left: 3px solid transparent;
    text-decoration: none;
}
.nav-item:hover { background: var(--bg-secondary); color: #fff; }
.nav-item.active { background: var(--bg-secondary); color: #fff; border-left-color: var(--accent-primary); }
.nav-item i, .nav-item svg { width: 16px; height: 16px; stroke-width: 1.8; }

.sidebar-footer { padding: 14px 16px; border-top: 1px solid var(--border-dark); display: flex; flex-direction: column; gap: 10px; }
.user-block { display: flex; align-items: center; gap: 10px; }
.user-avatar {
    width: 34px; height: 34px; border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--ia-2));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 14px;
}
.user-meta { display:flex; flex-direction:column; }
.user-name { font-size: 13px; font-weight: 600; color: #fff; }
.user-role { font-size: 11px; color: var(--text-muted); }
.user-info { /* legacy */ display:flex; flex-direction:column; gap:4px; font-size:13px; }

.main-content {
    flex: 1;
    margin-left: 240px;
    padding: 36px 44px;
    max-width: calc(100vw - 240px);
}

.content-header { margin-bottom: 28px; }
.content-header h1 { font-size: 28px; font-weight: 700; letter-spacing: -.6px; color: var(--text-primary); margin-bottom: 6px; }
.content-header p { color: var(--text-secondary); font-size: 14px; }

.content-actions { margin-bottom: 20px; display: flex; gap: 12px; flex-wrap: wrap; }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.toolbar-info, .toolbar-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* ============= CARDS ============= */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 24px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
    transition: box-shadow .2s, border-color .2s;
}
.card:hover { box-shadow: var(--shadow-md); }
.card h3 { margin-bottom: 10px; color: var(--text-primary); font-weight: 600; font-size: 16px; }

.card-ia { border-top: 3px solid var(--border); }
.card-ia.ia-1 { border-top-color: var(--ia-1); }
.card-ia.ia-2 { border-top-color: var(--ia-2); }
.card-ia.ia-3 { border-top-color: var(--ia-3); }
.card-ia.ia-4 { border-top-color: var(--ia-4); }

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

/* ============= FORMS ============= */
.form-group { margin-bottom: 16px; }
.form-group label, .form-label { display: block; margin-bottom: 6px; font-weight: 500; font-size: 13px; color: var(--text-secondary); }
.form-group input, .form-group select, .form-group textarea, .form-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    transition: border-color .15s, box-shadow .15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus, .form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
.form-group textarea { min-height: 96px; resize: vertical; }
.form-group small { color: var(--text-muted); font-size: 12px; display: block; margin-top: 4px; }
.form-actions { display: flex; gap: 10px; margin-top: 20px; }

.checkboxes, .checkbox-group { display: flex; flex-direction: column; gap: 8px; }
.checkboxes label, .checkbox-group label, .checkbox-label { display: inline-flex; align-items: center; gap: 8px; font-weight: 400; font-size: 14px; }

/* ============= MODALS ============= */
.modal {
    position: fixed; inset: 0;
    background: rgba(15,23,42,.55);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000;
    padding: 16px;
}
.modal-content {
    background: var(--surface);
    padding: 28px;
    border-radius: 16px;
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}
.modal-content h2 { margin-bottom: 20px; color: var(--text-primary); font-weight: 700; }

/* ============= MESSAGES ============= */
.error-message { background: #FEF2F2; color: #991B1B; padding: 12px 14px; border-radius: 10px; border: 1px solid #FECACA; margin-top: 12px; font-size: 14px; }
.success-message { background: #ECFDF5; color: #065F46; padding: 12px 14px; border-radius: 10px; border: 1px solid #A7F3D0; margin-top: 12px; font-size: 14px; }

/* ============= BADGES ============= */
.badge, .status-badge {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11.5px;
    font-weight: 600;
    line-height: 1.2;
    text-transform: capitalize;
}
.badge-pending, .status-pending, .status-draft { background: #FEF3C7; color: #92400E; }
.badge-running, .status-running { background: #DBEAFE; color: #1E40AF; }
.badge-done,    .status-done, .status-completed, .status-active, .status-approved { background: #DCFCE7; color: #166534; }
.badge-error,   .status-error,  .status-failed  { background: #FEE2E2; color: #991B1B; }
.badge-approved { background: #D1FAE5; color: #065F46; }
.status-inactive { background: #F1F5F9; color: #64748B; }

/* ============= PROGRESS ============= */
.progress-bar, .ia-progress-bar { height: 6px; background: var(--border); border-radius: 3px; overflow: hidden; margin-top: 8px; }
.progress-fill, .ia-progress-fill { height: 100%; background: var(--accent-primary); transition: width .4s ease; }
.ia-1 .ia-progress-fill { background: var(--ia-1); }
.ia-2 .ia-progress-fill { background: var(--ia-2); }
.ia-3 .ia-progress-fill { background: var(--ia-3); }
.ia-4 .ia-progress-fill { background: var(--ia-4); }

/* ============= WIZARD ============= */
.wizard-progress { margin-bottom: 24px; }
.progress-steps { display: flex; justify-content: space-between; position: relative; gap: 6px; flex-wrap: wrap; }
.progress-steps::before { content: ''; position: absolute; top: 50%; left: 0; right: 0; height: 2px; background: var(--border); transform: translateY(-50%); z-index: 0; }
.step { position: relative; z-index: 1; background: var(--surface); padding: 6px 14px; border-radius: 20px; font-size: 11.5px; font-weight: 600; color: var(--text-secondary); border: 1px solid var(--border); }
.step.active { background: var(--accent-primary); color: #fff; border-color: var(--accent-primary); }

.wizard-container { background: var(--surface); padding: 28px; border-radius: 14px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); }
.wizard-question { font-size: 20px; margin-bottom: 20px; font-weight: 600; color: var(--text-primary); }
.wizard-options { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.wizard-option { padding: 14px 16px; border: 2px solid var(--border); border-radius: 10px; cursor: pointer; transition: all .15s; text-align: left; font-size: 14px; font-weight: 500; color: var(--text-primary); background:#fff; }
.wizard-option:hover { border-color: var(--accent-primary); transform: translateY(-1px); }
.wizard-option.selected { border-color: var(--accent-primary); background: rgba(59,130,246,.07); color: var(--accent-primary-dark); }
.wizard-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 20px; }
.step-indicator { font-size: 12px; text-transform: uppercase; letter-spacing: 1.2px; color: var(--text-muted); margin-bottom: 10px; font-weight: 600; }

/* ============= PIPELINE ============= */
.pipeline-steps { display: flex; align-items: center; gap: 8px; padding: 12px 0; overflow-x: auto; }
.pipeline-step { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.pipeline-step-dot {
    width: 34px; height: 34px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700; flex-shrink: 0;
}
.pipeline-step-dot.done { background: var(--accent-success); color: #fff; }
.pipeline-step-dot.active { background: var(--accent-primary); color: #fff; box-shadow: 0 0 0 4px rgba(59,130,246,.2); }
.pipeline-step-dot.pending { background: var(--border); color: var(--text-muted); }
.pipeline-step-label { font-size: 13px; }
.pipeline-step-title { font-weight: 600; color: var(--text-primary); }
.pipeline-step-hint { color: var(--text-muted); font-size: 12px; }
.pipeline-connector { flex: 1 0 24px; height: 2px; background: var(--border); min-width: 24px; }
.pipeline-connector.done { background: var(--accent-success); }

.ia-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.ia-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.ia-name { font-weight: 600; font-size: 15px; }
.ia-actions { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.pipeline-global-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ============= RESULTS (production lines) ============= */
.production-lines { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; }
.production-line { border: 1px solid var(--border); padding: 20px; }
.line-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.line-sections { display: flex; flex-direction: column; gap: 12px; }
.line-section { padding: 14px; background: var(--bg-content); border-radius: 8px; border: 1px solid var(--border); }
.line-section h4 { margin-bottom: 6px; font-size: 14px; font-weight: 600; }
.section-actions { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.line-actions { display: flex; gap: 10px; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--border); flex-wrap: wrap; }

/* ============= TABLES ============= */
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th { background: var(--bg-content); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .6px; color: var(--text-secondary); }

.excel-tabs { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.tab-btn {
    padding: 7px 14px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #fff;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    color: var(--text-secondary);
}
.tab-btn:hover { background: #F1F5F9; }
.tab-btn.active { background: var(--accent-primary); color: #fff; border-color: var(--accent-primary); }

.excel-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.excel-table th {
    background: var(--bg-primary); color: #fff;
    padding: 10px 12px; text-align: left;
    font-weight: 600; font-size: 11px;
    text-transform: uppercase; letter-spacing: .6px;
    white-space: nowrap;
    position: sticky; top: 0; z-index: 2;
}
.excel-table td { padding: 8px 12px; border-bottom: 1px solid var(--border); vertical-align: top; max-width: 320px; }
.excel-table td[contenteditable="true"] { cursor: text; transition: background-color .15s, outline-color .15s; }
.excel-table td[contenteditable="true"]:focus { outline: 2px solid var(--accent-primary); border-radius: 4px; background: #EFF6FF; }
.excel-table td.cell-saved { background: #DCFCE7; }
.excel-table tr:hover { background: #F8FAFC; }

/* ============= UTILITIES ============= */
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--accent-success); }
.text-warning { color: var(--accent-warning); }
.text-danger  { color: var(--accent-danger); }

.empty-state { padding: 40px 20px; text-align: center; color: var(--text-muted); font-size: 14px; }

/* ============= SPINNER & ANIMATIONS ============= */
.spinner { width: 36px; height: 36px; border: 3px solid var(--border); border-top-color: var(--accent-primary); border-radius: 50%; animation: spin .8s linear infinite; margin: 24px auto; }
@keyframes spin { to { transform: rotate(360deg); } }

@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .55; } }
.generating { animation: pulse 2s ease-in-out infinite; }

@keyframes slideInRight { from { transform: translateX(110%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes slideOutRight { from { transform: translateX(0); opacity: 1; } to { transform: translateX(110%); opacity: 0; } }

.notification { animation: slideInRight .25s ease; border-radius: 10px !important; font-family: inherit; font-weight: 500; }

/* ============= PERIODS ============= */
.periods-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.period-card { padding: 18px 20px; }
.period-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.period-stats { display: flex; gap: 14px; margin: 12px 0; font-size: 12.5px; color: var(--text-secondary); flex-wrap: wrap; }
.period-actions { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }

/* ============= SETUP PROVIDERS ============= */
.setup-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 20px; }
.provider-card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 22px; box-shadow: var(--shadow-sm); }
.provider-card h3 { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; font-size: 15px; }
.provider-slot { background: var(--bg-primary); color: #fff; padding: 4px 10px; border-radius: 6px; font-size: 12px; font-weight: 600; letter-spacing: .4px; }
.provider-status { font-size: 11px; padding: 3px 10px; border-radius: 12px; font-weight: 600; }
.connection-result { padding: 10px 12px; border-radius: 8px; font-size: 13px; margin-top: 10px; display: none; }
.connection-result.testing, .connection-result.success, .connection-result.error { display: block; }
.connection-result.testing { background: #DBEAFE; color: #1E40AF; }
.connection-result.success { background: #DCFCE7; color: #166534; }
.connection-result.error   { background: #FEE2E2; color: #991B1B; }

/* ============= COMPARE ============= */
.compare-controls { display: flex; justify-content: space-between; gap: 16px; margin-bottom: 20px; align-items: center; flex-wrap: wrap; }
.compare-actions { display: flex; gap: 10px; }
.comparison-view { display: flex; flex-direction: column; gap: 20px; }
.provider-selector { padding: 16px 20px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; }
.comparison-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.winner-selection { padding: 20px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; }
.winner-options { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin: 14px 0 18px; }

/* ============= RESPONSIVE ============= */
@media (max-width: 900px) {
    .sidebar { position: relative; width: 100%; height: auto; border-right: none; border-bottom: 1px solid var(--border-dark); }
    .main-content { margin-left: 0; padding: 24px 20px; max-width: 100%; }
    .app-container { flex-direction: column; }
    .content-header h1 { font-size: 22px; }
    .toolbar { flex-direction: column; align-items: stretch; }
}