/* ChatFlow CRM – Documentation Styles */
:root {
    --doc-primary: #6366f1;
    --doc-primary-hover: #4f46e5;
    --doc-accent: #8b5cf6;
    --doc-bg: #f8fafc;
    --doc-surface: #ffffff;
    --doc-text: #0f172a;
    --doc-text-secondary: #475569;
    --doc-text-muted: #94a3b8;
    --doc-border: #e2e8f0;
    --doc-success: #10b981;
    --doc-warning: #f59e0b;
    --doc-danger: #ef4444;
    --doc-code-bg: #1e293b;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--doc-bg);
    color: var(--doc-text);
    line-height: 1.7;
}

.docs-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Navigation */
.docs-nav {
    width: 260px;
    background: var(--doc-surface);
    border-right: 1px solid var(--doc-border);
    padding: 24px 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
}

.docs-nav__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 24px 24px;
    border-bottom: 1px solid var(--doc-border);
    margin-bottom: 16px;
}

.docs-nav__brand h2 {
    font-size: 16px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--doc-primary), var(--doc-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.docs-nav__brand small {
    display: block;
    font-size: 11px;
    color: var(--doc-text-muted);
    -webkit-text-fill-color: var(--doc-text-muted);
}

.docs-nav ul {
    list-style: none;
}

.docs-nav li a {
    display: block;
    padding: 8px 24px;
    color: var(--doc-text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.docs-nav li a:hover {
    color: var(--doc-primary);
    background: rgba(99, 102, 241, 0.05);
}

.docs-nav li a.active {
    color: var(--doc-primary);
    border-left-color: var(--doc-primary);
    background: rgba(99, 102, 241, 0.08);
    font-weight: 600;
}

.docs-nav__section {
    padding: 12px 24px 6px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--doc-text-muted);
    font-weight: 700;
}

/* Main Content */
.docs-main {
    flex: 1;
    margin-left: 260px;
    padding: 40px 60px 80px;
    max-width: 900px;
}

.docs-main h1 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 8px;
    color: var(--doc-text);
}

.docs-main h2 {
    font-size: 22px;
    font-weight: 700;
    margin: 40px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--doc-border);
}

.docs-main h3 {
    font-size: 17px;
    font-weight: 700;
    margin: 28px 0 10px;
}

.docs-main p {
    margin-bottom: 16px;
    color: var(--doc-text-secondary);
}

.docs-main ul,
.docs-main ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

.docs-main li {
    margin-bottom: 8px;
    color: var(--doc-text-secondary);
}

.docs-subtitle {
    font-size: 16px;
    color: var(--doc-text-muted);
    margin-bottom: 32px;
}

/* Code Blocks */
.docs-code {
    background: var(--doc-code-bg);
    color: #e2e8f0;
    border-radius: 10px;
    padding: 16px 20px;
    margin: 16px 0;
    overflow-x: auto;
    font-family: 'Fira Code', 'Cascadia Code', monospace;
    font-size: 13px;
    line-height: 1.6;
}

.docs-code code {
    color: inherit;
}

.docs-inline-code {
    background: #eef2ff;
    color: var(--doc-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Fira Code', monospace;
    font-size: 12px;
}

/* Info Boxes */
.docs-info {
    padding: 16px 20px;
    border-radius: 10px;
    margin: 20px 0;
    font-size: 14px;
}

.docs-info--tip {
    background: rgba(16, 185, 129, 0.08);
    border-left: 4px solid var(--doc-success);
    color: #065f46;
}

.docs-info--warning {
    background: rgba(245, 158, 11, 0.08);
    border-left: 4px solid var(--doc-warning);
    color: #92400e;
}

.docs-info--danger {
    background: rgba(239, 68, 68, 0.08);
    border-left: 4px solid var(--doc-danger);
    color: #991b1b;
}

.docs-info strong {
    display: block;
    margin-bottom: 4px;
}

/* Steps */
.docs-steps {
    counter-reset: step;
}

.docs-step {
    padding: 16px 20px;
    margin: 12px 0;
    background: var(--doc-surface);
    border: 1px solid var(--doc-border);
    border-radius: 10px;
    position: relative;
    padding-left: 56px;
}

.docs-step::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 16px;
    top: 16px;
    width: 28px;
    height: 28px;
    background: var(--doc-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 13px;
}

.docs-step h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 4px;
}

.docs-step p {
    font-size: 13px;
    margin-bottom: 0;
}

/* Table */
.docs-table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 14px;
}

.docs-table th {
    background: var(--doc-bg);
    padding: 10px 14px;
    text-align: left;
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--doc-text-muted);
    border-bottom: 2px solid var(--doc-border);
}

.docs-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--doc-border);
}

/* Cards */
.docs-card-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 20px 0;
}

.docs-card {
    padding: 20px;
    background: var(--doc-surface);
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    transition: border-color 0.2s;
}

.docs-card:hover {
    border-color: var(--doc-primary);
}

.docs-card h4 {
    font-size: 15px;
    margin-bottom: 6px;
}

.docs-card p {
    font-size: 13px;
    margin: 0;
}

/* Screenshot Placeholder */
.docs-screenshot {
    background: var(--doc-bg);
    border: 2px dashed var(--doc-border);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    color: var(--doc-text-muted);
    margin: 20px 0;
    font-size: 14px;
}

/* Footer */
.docs-footer {
    margin-top: 60px;
    padding-top: 24px;
    border-top: 1px solid var(--doc-border);
    text-align: center;
    color: var(--doc-text-muted);
    font-size: 13px;
}

/* Responsive */
@media (max-width: 768px) {
    .docs-nav {
        display: none;
    }

    .docs-main {
        margin-left: 0;
        padding: 24px 20px;
    }

    .docs-card-grid {
        grid-template-columns: 1fr;
    }
}