/* ==========================================================================
   LyricSync Studio - Documentation Styling (Astro / Starlight Aesthetic)
   Font: Outfit | Line Height: 1em strictly enforced
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

.docs-wrapper {
    font-family: 'Outfit', sans-serif !important;
    background-color: #F8F9FA;
    color: #1A1A1A;
    min-height: calc(100vh - 68px);
}

/* Enforce Outfit font and 1em line-height as explicitly instructed */
.docs-wrapper h1,
.docs-wrapper h2,
.docs-wrapper h3,
.docs-wrapper h4,
.docs-wrapper h5,
.docs-wrapper h6,
.docs-wrapper p,
.docs-wrapper li,
.docs-wrapper .docs-lead,
.docs-wrapper .docs-badge,
.docs-wrapper .docs-nav-link,
.docs-wrapper .docs-section-title,
.docs-wrapper .code-filename {
    font-family: 'Outfit', sans-serif !important;
    line-height: 1em !important;
}

.docs-wrapper p,
.docs-wrapper li {
    margin-bottom: 0.65rem;
    font-size: 0.95rem;
    color: #374151;
}

.docs-wrapper h1 {
    font-size: 2.3rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: #111827;
    margin-bottom: 0.75rem;
}

.docs-wrapper h2 {
    font-size: 1.55rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #1F2937;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid #E5E7EB;
}

.docs-wrapper h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #374151;
    margin-top: 1.4rem;
    margin-bottom: 0.6rem;
}

.docs-wrapper h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: #4B5563;
    margin-top: 1rem;
    margin-bottom: 0.5rem;
}

/* Sticky Astro-Style Left Sidebar */
.docs-sidebar {
    position: sticky;
    top: 68px;
    height: calc(100vh - 68px);
    overflow-y: auto;
    background-color: #FFFFFF;
    border-right: 1px solid #E5E7EB;
    padding: 1.5rem 1rem;
    font-size: 0.88rem;
}

.docs-sidebar::-webkit-scrollbar {
    width: 4px;
}
.docs-sidebar::-webkit-scrollbar-thumb {
    background-color: #D1D5DB;
}

.docs-sidebar-group {
    margin-bottom: 1.5rem;
}

.docs-sidebar-heading {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #9CA3AF;
    margin-bottom: 0.5rem;
    padding-left: 0.6rem;
}

.docs-nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.6rem;
    color: #4B5563;
    text-decoration: none;
    border-left: 2px solid transparent;
    transition: all 0.15s ease;
    font-weight: 500;
}

.docs-nav-link:hover {
    color: var(--brand-burgundy, #7B112E);
    background-color: #FDF2F4;
    border-left-color: var(--brand-burgundy, #7B112E);
}

.docs-nav-link.active {
    color: var(--brand-burgundy, #7B112E);
    font-weight: 700;
    background-color: #FDF2F4;
    border-left-color: var(--brand-burgundy, #7B112E);
}

/* Documentation Content Body */
.docs-content {
    padding: 2.5rem 2rem;
    max-width: 960px;
}

.docs-lead {
    font-size: 1.15rem;
    color: #4B5563;
    margin-bottom: 1.5rem;
}

/* Astro Admonition Callouts (Note, Tip, Important) */
.docs-callout {
    border-left: 4px solid #7B112E;
    background-color: #FDF2F4;
    padding: 1rem 1.25rem;
    margin: 1.25rem 0;
    border-radius: 0;
}
.docs-callout.tip {
    border-left-color: #10B981;
    background-color: #F0FDF4;
}
.docs-callout.info {
    border-left-color: #3B82F6;
    background-color: #EFF6FF;
}
.docs-callout-title {
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

/* Code Block Wrapper with Top-Right Copy Button */
.code-block-wrapper {
    background-color: #181A1F;
    border: 1px solid #282C34;
    margin: 1.25rem 0;
    position: relative;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

.code-header {
    background-color: #21252B;
    border-bottom: 1px solid #282C34;
    padding: 0.45rem 0.85rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
}

.code-lang-tag {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 2px 6px;
    background-color: #3E4451;
    color: #ABB2BF;
}

.code-filename {
    color: #E5E7EB;
    font-size: 0.8rem;
    font-weight: 600;
}

.copy-code-btn {
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #E5E7EB;
    font-size: 0.75rem;
    font-family: 'Outfit', sans-serif !important;
    line-height: 1em !important;
    padding: 0.25rem 0.6rem;
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.copy-code-btn:hover {
    background-color: rgba(255, 255, 255, 0.18);
    color: #FFFFFF;
    border-color: #FFFFFF;
}

.copy-code-btn.copied {
    background-color: #10B981 !important;
    color: #FFFFFF !important;
    border-color: #10B981 !important;
}

.code-block-wrapper pre {
    margin: 0;
    padding: 1rem 1.2rem;
    background-color: #181A1F;
    color: #D4D4D4;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    line-height: 1.45;
    overflow-x: auto;
}

.code-block-wrapper pre code {
    font-family: 'JetBrains Mono', monospace;
    color: inherit;
}

/* Mermaid Diagram Containers */
.diagram-card {
    background-color: #FFFFFF;
    border: 1px solid #E5E7EB;
    border-top: 3px solid var(--brand-burgundy, #7B112E);
    padding: 1.5rem;
    margin: 1.5rem 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.diagram-card-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #1F2937;
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.diagram-card-desc {
    font-size: 0.82rem;
    color: #6B7280;
    margin-bottom: 1rem;
}

.diagram-svg-wrapper {
    overflow-x: auto;
    text-align: center;
    padding: 0.5rem 0;
}

.diagram-svg-wrapper svg {
    max-width: 100%;
    height: auto;
}

/* Right Table of Contents (On this page) */
.docs-toc {
    position: sticky;
    top: 68px;
    height: calc(100vh - 68px);
    overflow-y: auto;
    padding: 2rem 1rem;
    font-size: 0.8rem;
}

.docs-toc-title {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #9CA3AF;
    margin-bottom: 0.6rem;
}

.docs-toc-link {
    display: block;
    color: #6B7280;
    text-decoration: none;
    padding: 0.25rem 0;
    transition: color 0.15s ease;
    line-height: 1em !important;
    margin-bottom: 0.4rem;
}

.docs-toc-link:hover {
    color: var(--brand-burgundy, #7B112E);
}

/* Feature Grid Cards */
.docs-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin: 1.25rem 0;
}

.docs-feature-card {
    background-color: #FFFFFF;
    border: 1px solid #E5E7EB;
    padding: 1rem;
}

.docs-feature-card h5 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 0.3rem;
}

.docs-feature-card p {
    font-size: 0.82rem;
    color: #6B7280;
    margin-bottom: 0;
}