/* =============================================================================
   Documentation Pages Stylesheet
   Styles for setup guides, tutorials, and technical documentation
   ============================================================================= */

/* Documentation Page Layout */
.docs-page {
    padding: 140px 0 80px;
    min-height: 100vh;
    background: var(--bg-primary);
}

.docs-header {
    text-align: center;
    margin-bottom: 56px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border-color);
}

.docs-header h1 {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.docs-header .docs-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Documentation Content */
.docs-content {
    max-width: 900px;
    margin: 0 auto;
}

.docs-section {
    margin-bottom: 56px;
}

.docs-section h2 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--accent);
    display: flex;
    align-items: center;
    gap: 16px;
}

.docs-section h2 .step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: white;
    border-radius: 50%;
    font-size: 1.125rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
}

.docs-section h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 32px 0 16px;
}

.docs-section h4 {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 24px 0 12px;
}

.docs-section p {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.docs-section ul,
.docs-section ol {
    margin: 16px 0;
    padding-left: 28px;
}

.docs-section ul li,
.docs-section ol li {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 10px;
    position: relative;
}

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

.docs-section ul li::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

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

.docs-section ol li::marker {
    color: var(--accent);
    font-weight: 600;
}

.docs-section a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all var(--transition-fast);
}

.docs-section a:hover {
    border-bottom-color: var(--accent);
}

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

/* Code Blocks */
.code-block {
    background: linear-gradient(180deg, rgba(20, 20, 30, 0.9) 0%, rgba(15, 15, 25, 0.95) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px 24px;
    margin: 20px 0;
    overflow-x: auto;
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.5;
}

.code-block code {
    font-family: 'Share Tech Mono', 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
    line-height: 1.7;
    color: #e0e0e0;
    display: block;
    white-space: pre;
}

.code-block.single-line code {
    white-space: nowrap;
    color: var(--accent);
}

.code-block .code-label {
    position: absolute;
    top: 10px;
    right: 16px;
    font-family: var(--font-display);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(255, 107, 0, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
    border: 1px solid rgba(255, 107, 0, 0.2);
}

/* Inline Code */
.docs-section code:not(.code-block code) {
    font-family: 'Share Tech Mono', 'Consolas', 'Monaco', monospace;
    font-size: 0.875em;
    background: rgba(255, 107, 0, 0.1);
    color: var(--accent);
    padding: 3px 8px;
    border-radius: 6px;
    border: 1px solid rgba(255, 107, 0, 0.2);
}

/* Info Boxes */
.info-box {
    background: linear-gradient(180deg, rgba(30, 30, 45, 0.8) 0%, rgba(25, 25, 40, 0.9) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px 28px;
    margin: 24px 0;
    position: relative;
    border-left: 4px solid var(--accent);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.info-box.warning {
    border-left-color: #f0b232;
    background: linear-gradient(180deg, rgba(240, 178, 50, 0.08) 0%, rgba(240, 178, 50, 0.03) 100%);
}

.info-box.danger {
    border-left-color: #ed4245;
    background: linear-gradient(180deg, rgba(237, 66, 69, 0.08) 0%, rgba(237, 66, 69, 0.03) 100%);
}

.info-box.success {
    border-left-color: #23a55a;
    background: linear-gradient(180deg, rgba(35, 165, 90, 0.08) 0%, rgba(35, 165, 90, 0.03) 100%);
}

.info-box .info-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-box .info-title svg {
    width: 22px;
    height: 22px;
    color: var(--accent);
}

.info-box.warning .info-title svg {
    color: #f0b232;
}

.info-box.danger .info-title svg {
    color: #ed4245;
}

.info-box.success .info-title svg {
    color: #23a55a;
}

.info-box p {
    margin-bottom: 0;
    color: var(--text-secondary);
}

.info-box p + p {
    margin-top: 12px;
}

/* Download/Action Button */
.docs-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark, #cc5500) 100%);
    color: #ffffff !important;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 10px;
    text-decoration: none !important;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(255, 107, 0, 0.3);
}

.docs-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 107, 0, 0.4);
    color: #ffffff !important;
    text-decoration: none !important;
}

.docs-btn:visited {
    color: #ffffff !important;
}

.docs-btn svg {
    width: 20px;
    height: 20px;
}

.docs-btn.secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    box-shadow: none;
}

.docs-btn.secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 4px 20px rgba(255, 107, 0, 0.2);
}

/* Requirements Grid */
.requirements-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 28px 0;
}

.requirement-item {
    background: linear-gradient(180deg, rgba(30, 30, 45, 0.6) 0%, rgba(25, 25, 40, 0.8) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: all var(--transition-fast);
}

.requirement-item:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.requirement-item svg {
    width: 28px;
    height: 28px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.requirement-item .requirement-text {
    flex: 1;
}

.requirement-item .requirement-label {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.requirement-item .requirement-value {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Domain Provider List */
.provider-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 28px 0;
}

.provider-item {
    background: linear-gradient(180deg, rgba(30, 30, 45, 0.6) 0%, rgba(25, 25, 40, 0.8) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    transition: all var(--transition-fast);
}

.provider-item:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.provider-item .provider-name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.provider-item .provider-name .badge {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.provider-item .provider-name .badge.free {
    background: rgba(35, 165, 90, 0.15);
    color: #23a55a;
    border: 1px solid rgba(35, 165, 90, 0.3);
}

.provider-item .provider-name .badge.paid {
    background: rgba(88, 101, 242, 0.15);
    color: #5865f2;
    border: 1px solid rgba(88, 101, 242, 0.3);
}

.provider-item .provider-name .badge.partnered {
    background: rgba(255, 107, 0, 0.15);
    color: #ff6b00;
    border: 1px solid rgba(255, 107, 0, 0.3);
}

.provider-item .provider-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
    line-height: 1.6;
}

.provider-item .provider-link {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--accent);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
}

.provider-item .provider-link:hover {
    color: var(--accent-light);
}

.provider-item .provider-link::after {
    content: '\2192';
    transition: transform var(--transition-fast);
}

.provider-item:hover .provider-link::after {
    transform: translateX(4px);
}

/* Table of Contents */
.docs-toc {
    background: linear-gradient(180deg, rgba(30, 30, 45, 0.6) 0%, rgba(25, 25, 40, 0.8) 100%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px 32px;
    margin-bottom: 48px;
    position: relative;
    overflow: hidden;
}

.docs-toc::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--neon-cyan), var(--accent));
}

.docs-toc h3 {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin: 0 0 20px 0;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.docs-toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 32px;
}

.docs-toc ul li {
    margin-bottom: 0;
}

.docs-toc ul li::before {
    display: none;
}

.docs-toc ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    transition: all var(--transition-fast);
    border-bottom: none;
}

.docs-toc ul li a:hover {
    color: var(--accent);
    transform: translateX(4px);
}

.docs-toc ul li a::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--border-color);
    border-radius: 50%;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.docs-toc ul li a:hover::before {
    background: var(--accent);
    box-shadow: 0 0 10px rgba(255, 107, 0, 0.5);
}

/* Screenshot/Image Container */
.docs-image {
    margin: 28px 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.docs-image img {
    width: 100%;
    height: auto;
    display: block;
}

.docs-image .image-caption {
    background: linear-gradient(180deg, rgba(25, 25, 40, 0.9) 0%, rgba(20, 20, 35, 0.95) 100%);
    padding: 14px 20px;
    font-size: 0.875rem;
    color: var(--text-muted);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

/* Documentation Navigation */
.docs-nav {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    margin-top: 56px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.docs-nav-item {
    flex: 1;
    max-width: 280px;
    background: linear-gradient(180deg, rgba(30, 30, 45, 0.6) 0%, rgba(25, 25, 40, 0.8) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.docs-nav-item:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.docs-nav-item.prev {
    text-align: left;
}

.docs-nav-item.next {
    text-align: right;
    margin-left: auto;
}

.docs-nav-item .nav-label {
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.docs-nav-item .nav-label svg {
    color: var(--accent);
}

.docs-nav-item.prev .nav-label {
    justify-content: flex-start;
}

.docs-nav-item.next .nav-label {
    justify-content: flex-end;
}

.docs-nav-item .nav-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
}

.docs-nav-item:hover .nav-title {
    color: var(--accent);
}

/* Quick Links */
.quick-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 24px 0;
}

.quick-links a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(180deg, rgba(30, 30, 45, 0.6) 0%, rgba(25, 25, 40, 0.8) 100%);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.quick-links a:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.quick-links a svg {
    width: 18px;
    height: 18px;
}

/* Global OS Switcher (sticky bar below navbar) */
.os-switcher {
    position: sticky;
    top: 64px;
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 0;
    background: rgba(10, 10, 18, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    margin: -20px calc(-50vw + 50%) 0;
    width: 100vw;
    position: sticky;
}

.os-switcher-label {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.os-tabs {
    display: flex;
    gap: 4px;
    background: rgba(20, 20, 30, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 4px;
    width: fit-content;
}

.os-tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.os-tab:hover {
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
}

.os-tab.active {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark, #cc5500) 100%);
    color: #ffffff;
    box-shadow: 0 2px 10px rgba(255, 107, 0, 0.3);
}

.os-tab svg {
    width: 18px;
    height: 18px;
}

/* OS-conditional content blocks */
.os-content {
    display: none;
}

.os-content.active {
    display: block;
}

/* Download buttons grid */
.download-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 24px 0;
}

.download-buttons .docs-btn {
    flex: 1;
    min-width: 200px;
    justify-content: center;
}

/* Responsive */
@media (max-width: 900px) {
    .requirements-grid,
    .provider-list {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .docs-page {
        padding: 120px 0 60px;
    }

    .docs-header h1 {
        font-size: 2.25rem;
    }

    .docs-section h2 {
        font-size: 1.5rem;
    }

    .docs-section h3 {
        font-size: 1.125rem;
    }

    .docs-section p,
    .docs-section ul li,
    .docs-section ol li {
        font-size: 0.95rem;
    }

    .code-block {
        padding: 16px 20px;
        border-radius: 10px;
    }

    .code-block code {
        font-size: 0.8rem;
    }

    .docs-nav {
        flex-direction: column;
        gap: 16px;
    }

    .docs-nav-item {
        max-width: 100%;
        text-align: center !important;
    }

    .docs-nav-item .nav-label {
        justify-content: center !important;
    }

    .docs-nav-item.next {
        margin-left: 0;
    }
}

@media (max-width: 480px) {
    .docs-header h1 {
        font-size: 1.875rem;
    }

    .docs-section {
        margin-bottom: 40px;
    }

    .docs-section h2 {
        font-size: 1.35rem;
        gap: 12px;
    }

    .docs-section h2 .step-number {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }

    .info-box {
        padding: 20px;
        border-radius: 10px;
    }

    .docs-toc {
        padding: 20px 24px;
    }

    .requirement-item {
        padding: 16px 20px;
    }

    .provider-item {
        padding: 20px;
    }
}