/* ============================================
   KNOVAS - Customer documentation (/en/docs/)
   Layered on top of styles.css (uses its tokens).
   ============================================ */

.docs-page {
    padding-top: 72px;
    background-color: var(--color-white);
    min-height: 70vh;
}

.docs-layout {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr) 200px;
    gap: var(--spacing-xl);
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ---------- Sidebar ---------- */

.docs-sidebar {
    position: sticky;
    top: 72px;
    align-self: start;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
    padding: var(--spacing-lg) 0 var(--spacing-xl);
    border-right: 1px solid var(--color-gray-200);
}

.docs-sidebar-title {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.docs-nav-group {
    margin-bottom: var(--spacing-md);
}

.docs-nav-group h4 {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-gray-400);
    margin-bottom: 0.375rem;
}

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

.docs-nav-group a {
    display: block;
    font-size: 0.9375rem;
    color: var(--color-text-light);
    padding: 0.3rem 0.75rem;
    margin-right: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.docs-nav-group a:hover {
    color: var(--color-primary);
    background-color: var(--color-gray-100);
}

.docs-nav-group a.active {
    color: var(--color-accent);
    background-color: var(--color-accent-light);
    font-weight: 600;
}

.docs-menu-toggle {
    display: none;
}

/* ---------- Main content ---------- */

.docs-content {
    padding: var(--spacing-xl) 0 var(--spacing-3xl);
    max-width: 760px;
    min-width: 0;
}

.docs-breadcrumb {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-sm);
}

.docs-breadcrumb a {
    color: var(--color-text-light);
}

.docs-breadcrumb a:hover {
    color: var(--color-accent);
}

.docs-content h1 {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.docs-lead {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.docs-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: var(--spacing-xl) 0 var(--spacing-sm);
    padding-top: var(--spacing-sm);
    scroll-margin-top: 90px;
}

.docs-content h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
    margin: var(--spacing-lg) 0 var(--spacing-xs);
    scroll-margin-top: 90px;
}

.docs-content p,
.docs-content li {
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.docs-content ul,
.docs-content ol {
    padding-left: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.docs-content ul {
    list-style: disc;
}

.docs-content ol {
    list-style: decimal;
}

.docs-content li {
    margin-bottom: 0.375rem;
}

.docs-content a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.docs-content a:hover {
    color: var(--color-accent-hover);
}

.docs-content strong {
    font-weight: 600;
    color: var(--color-primary);
}

.docs-content :not(pre) > code {
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 0.875em;
    background-color: var(--color-gray-100);
    color: var(--color-primary-light);
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    overflow-wrap: anywhere;
}

/* ---------- Code blocks ---------- */

.docs-code {
    position: relative;
    margin: var(--spacing-sm) 0 var(--spacing-md);
    border-radius: var(--radius-lg);
    background-color: var(--color-primary);
    overflow: hidden;
}

.docs-code-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-gray-400);
    padding: 0.5rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.docs-code pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    font-size: 0.8125rem;
    line-height: 1.6;
    color: #E2E8F0;
}

.docs-copy-btn {
    position: absolute;
    top: 0.375rem;
    right: 0.5rem;
    font-family: var(--font-family);
    font-size: 0.75rem;
    color: var(--color-gray-300);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    padding: 0.2rem 0.6rem;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.docs-copy-btn:hover {
    background: rgba(255, 255, 255, 0.16);
    color: var(--color-white);
}

/* ---------- Code tabs (curl / Python) ---------- */

.docs-tab-list {
    display: flex;
    gap: 0.25rem;
    padding: 0.375rem 5rem 0 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.docs-tab {
    font-family: var(--font-family);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-gray-400);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    padding: 0.375rem 0.75rem 0.5rem;
    cursor: pointer;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.docs-tab:hover {
    color: var(--color-white);
}

.docs-tab[aria-selected="true"] {
    color: var(--color-white);
    border-bottom-color: #60A5FA;
}

.docs-tab:focus-visible {
    outline: 2px solid #60A5FA;
    outline-offset: -2px;
    border-radius: var(--radius-sm);
}

.docs-code pre[hidden] {
    display: none;
}

/* ---------- Callouts ---------- */

.docs-callout {
    border-left: 4px solid var(--color-accent);
    background-color: var(--color-gray-50);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding: var(--spacing-sm) var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.docs-callout p:last-child,
.docs-callout ul:last-child {
    margin-bottom: 0;
}

.docs-callout-title {
    display: block;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
}

.docs-callout.tip {
    border-left-color: #16A34A;
    background-color: #F0FDF4;
}

.docs-callout.warning {
    border-left-color: #D97706;
    background-color: #FFFBEB;
}

.docs-callout.danger {
    border-left-color: #DC2626;
    background-color: #FEF2F2;
}

/* ---------- Tables ---------- */

.docs-table-wrap {
    overflow-x: auto;
    margin: var(--spacing-sm) 0 var(--spacing-md);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
}

.docs-content table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.docs-content th,
.docs-content td {
    text-align: left;
    padding: 0.625rem 0.875rem;
    border-bottom: 1px solid var(--color-gray-200);
    vertical-align: top;
}

.docs-content th {
    background-color: var(--color-gray-50);
    font-weight: 600;
    color: var(--color-primary);
    white-space: nowrap;
}

.docs-content td code {
    overflow-wrap: normal;
    white-space: nowrap;
}

.docs-content tr:last-child td {
    border-bottom: none;
}

/* ---------- Numbered steps ---------- */

.docs-content .docs-steps {
    list-style: none;
    counter-reset: docs-step;
    padding-left: 0 !important;
}

.docs-steps > li {
    counter-increment: docs-step;
    position: relative;
    padding-left: 2.75rem;
    margin-bottom: var(--spacing-md);
}

.docs-steps > li::before {
    content: counter(docs-step);
    position: absolute;
    left: 0;
    top: 0;
    width: 1.875rem;
    height: 1.875rem;
    border-radius: var(--radius-full);
    background-color: var(--color-accent);
    color: var(--color-white);
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ---------- Cards (docs home) ---------- */

.docs-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0 var(--spacing-lg);
}

.docs-content a.docs-card {
    display: block;
    padding: var(--spacing-md);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--color-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.docs-content a.docs-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    color: var(--color-text);
}

.docs-card strong {
    display: block;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.docs-card span {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* ---------- Prev / next ---------- */

.docs-pager {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
}

.docs-content .docs-pager a {
    flex: 1;
    max-width: 48%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-primary);
    font-weight: 600;
}

.docs-content .docs-pager a:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.docs-pager a small {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.docs-pager a.next {
    text-align: right;
    margin-left: auto;
}

.docs-help {
    margin-top: var(--spacing-lg);
    font-size: 0.9375rem;
    color: var(--color-text-light);
}

/* ---------- On this page ---------- */

.docs-toc {
    position: sticky;
    top: 72px;
    align-self: start;
    padding: var(--spacing-xl) 0;
    font-size: 0.875rem;
}

.docs-toc h4 {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-xs);
}

.docs-toc ul {
    list-style: none;
    border-left: 1px solid var(--color-gray-200);
}

.docs-toc a {
    display: block;
    color: var(--color-text-light);
    padding: 0.25rem 0 0.25rem 0.75rem;
    margin-left: -1px;
    border-left: 2px solid transparent;
    line-height: 1.4;
}

.docs-toc a:hover {
    color: var(--color-primary);
}

.docs-toc a.active {
    color: var(--color-accent);
    border-left-color: var(--color-accent);
}

/* ---------- Responsive ---------- */

@media (max-width: 1100px) {
    .docs-layout {
        grid-template-columns: 230px minmax(0, 1fr);
    }

    .docs-toc {
        display: none;
    }
}

@media (max-width: 768px) {
    .docs-layout {
        display: block;
        padding: 0 var(--spacing-sm);
    }

    .docs-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        margin-top: var(--spacing-sm);
        padding: 0.625rem 0.875rem;
        font-family: var(--font-family);
        font-size: 0.9375rem;
        font-weight: 600;
        color: var(--color-primary);
        background-color: var(--color-gray-50);
        border: 1px solid var(--color-gray-200);
        border-radius: var(--radius-md);
        cursor: pointer;
    }

    .docs-menu-toggle::after {
        content: "\25BE";
        color: var(--color-gray-400);
    }

    .docs-sidebar {
        display: none;
        position: static;
        max-height: none;
        border-right: none;
        border-bottom: 1px solid var(--color-gray-200);
        padding: var(--spacing-sm) 0;
    }

    .docs-sidebar.open {
        display: block;
    }

    .docs-sidebar-title {
        display: none;
    }

    .docs-content {
        padding-top: var(--spacing-md);
    }

    .docs-content h1 {
        font-size: 1.875rem;
    }

    .docs-pager {
        flex-direction: column;
    }

    .docs-content .docs-pager a {
        max-width: none;
    }
}

/* ---------- Version label ---------- */

.docs-version {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    background-color: var(--color-accent-light);
    border-radius: var(--radius-full);
    padding: 0.125rem 0.625rem;
    margin: -0.5rem 0 var(--spacing-md);
}

.docs-version-note {
    font-size: 0.8125rem;
    color: var(--color-gray-400);
    margin-top: var(--spacing-xs);
}

@media (max-width: 768px) {
    .docs-version {
        display: none;
    }
}