/* Documentation Layout */
.docs-layout {
    display: flex;
    gap: 3rem;
    margin-top: calc(var(--nav-height) + 4rem);
    min-height: calc(100vh - var(--nav-height) - 100px);
    max-width: 1400px;
    margin-inline: auto;
    padding: 0 2rem;
}

/* Sidebar Navigation */
.docs-sidebar {
    width: 320px;
    flex-shrink: 0;
    padding: 2.5rem;
    height: fit-content;
    position: sticky;
    top: calc(var(--nav-height) + 4rem);
    border-radius: 32px;
}

.docs-nav-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 1.5rem;
    margin-top: 2.5rem;
    font-weight: 800;
    opacity: 0.8;
}

.docs-nav-title:first-child {
    margin-top: 0;
}

.docs-nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 1.5rem;
    border-radius: 16px;
    cursor: pointer;
    transition: 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
    color: var(--text-muted);
    margin-bottom: 0.8rem;
    font-weight: 500;
    border: 1px solid transparent;
}

.docs-nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--white);
    transform: translateX(5px);
}

.docs-nav-item.active {
    background: rgba(0, 242, 255, 0.05);
    color: var(--primary);
    border-color: rgba(0, 242, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 242, 255, 0.05);
}

.docs-nav-item i {
    width: 20px;
    height: 20px;
}

/* Content Area */
.docs-content {
    flex-grow: 1;
    padding-bottom: 5rem;
}

.doc-section {
    display: none;
    animation: slideUpFade 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.doc-section.active {
    display: block;
}

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

.doc-header {
    margin-bottom: 4rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 2.5rem;
}

.doc-title {
    font-family: 'Outfit', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.doc-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.doc-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.doc-badge {
    padding: 0.6rem 1.2rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.doc-badge.escrow { color: #f59e0b; border-color: rgba(245, 158, 11, 0.3); }
.doc-badge.opensource { color: #10b981; border-color: rgba(16, 185, 129, 0.3); }
.doc-badge.free { color: #3b82f6; border-color: rgba(59, 130, 246, 0.3); }

/* Blocks */
.doc-block {
    margin-bottom: 5rem;
    background: rgba(15, 15, 22, 0.3);
    border: 1px solid var(--glass-border);
    padding: 3rem;
    border-radius: 32px;
    backdrop-filter: blur(10px);
}

.doc-block h2 {
    font-family: 'Outfit', sans-serif;
    font-size: 2rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 700;
}

.doc-block h2 i {
    color: var(--primary);
    background: rgba(0, 242, 255, 0.1);
    padding: 0.8rem;
    border-radius: 12px;
}

.doc-block p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.doc-block ul, .doc-block ol {
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-muted);
}

.doc-block li {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.doc-block code {
    background: rgba(0, 242, 255, 0.1);
    padding: 0.3rem 0.6rem;
    border-radius: 8px;
    font-family: 'Fira Code', monospace;
    color: var(--primary);
    font-size: 0.9em;
}

/* Code Blocks */
.doc-code-block {
    background: #08080c;
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid var(--glass-border);
    margin-bottom: 2.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: inset 0 0 40px rgba(0,0,0,0.5);
}

.doc-code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--grad-primary);
    opacity: 0.5;
}

.doc-code-block::after {
    content: attr(data-lang);
    position: absolute;
    top: 1.2rem;
    right: 2rem;
    font-size: 0.6rem;
    text-transform: uppercase;
    color: var(--text-muted);
    font-weight: 800;
    letter-spacing: 2px;
    background: rgba(255,255,255,0.05);
    padding: 0.3rem 0.8rem;
    border-radius: 6px;
}

.doc-code-block pre {
    margin: 0;
    font-family: 'Fira Code', monospace;
    font-size: 0.95rem;
    color: #a9b1d6;
    overflow-x: auto;
}

/* Feature Cards (Docs Version) */
.doc-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.doc-feature-card {
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    transition: 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.doc-feature-card:hover {
    background: rgba(0, 242, 255, 0.05);
    border-color: rgba(0, 242, 255, 0.2);
    transform: translateY(-5px);
}

.doc-feature-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    display: block;
}

.doc-feature-card h4 {
    font-family: 'Outfit', sans-serif;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.doc-feature-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

/* Alert Boxes */
.doc-alert {
    padding: 1.5rem 2rem;
    border-radius: 20px;
    margin-bottom: 2rem;
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
}

.doc-alert.info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.doc-alert.warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.doc-alert i {
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.doc-alert.info i { color: #3b82f6; }
.doc-alert.warning i { color: #f59e0b; }

/* Responsive */
@media (max-width: 1100px) {
    .docs-layout {
        flex-direction: column;
        padding: 0 1.5rem;
    }
    .docs-sidebar {
        width: 100%;
        position: static;
        margin-bottom: 2rem;
    }
    .doc-title {
        font-size: 2.5rem;
    }
}