/* ========== HorseGame Documentation Styles ========== */

:root {
    --doc-bg: #1a1a1f;
    --doc-bg-secondary: #212127;
    --doc-bg-card: #27272d;
    --doc-border: #333338;
    --doc-text: #e4e4e7;
    --doc-text-secondary: #a1a1aa;
    --doc-text-muted: #71717a;
    --doc-accent: #F0B90B;
    --doc-accent-hover: #ffe252;
    --doc-green: #22c55e;
    --doc-red: #ef4444;
    --doc-blue: #3b82f6;
    --doc-purple: #a855f7;
    --sidebar-width: 280px;
    --toc-width: 220px;
    --header-height: 64px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--doc-bg);
    color: var(--doc-text);
    line-height: 1.7;
    font-size: 15px;
}

a {
    color: var(--doc-accent);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--doc-accent-hover);
}

/* ========== Header ========== */
.docs-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--doc-bg-secondary);
    border-bottom: 1px solid var(--doc-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 1000;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 700;
    color: var(--doc-text);
}

.logo:hover {
    color: var(--doc-accent);
}

.logo-icon {
    width: 28px;
    height: 28px;
    object-fit: contain;
}

.logo-text {
    color: var(--doc-accent);
}

.logo-img {
    height: 32px;
    width: auto;
}

.logo-tag {
    background: var(--doc-accent);
    color: #000;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 24px;
}

.header-nav {
    display: flex;
    gap: 20px;
}

.header-nav a {
    color: var(--doc-text-secondary);
    font-size: 14px;
    font-weight: 500;
}

.header-nav a:hover {
    color: var(--doc-text);
}

/* Navigation Dropdown */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--doc-text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
}

.nav-dropdown-trigger:hover {
    color: var(--doc-text);
}

.dropdown-arrow {
    font-size: 10px;
    transition: transform 0.2s;
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 12px;
    background: var(--doc-bg-card);
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    padding: 8px;
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    margin-top: 8px;
}

.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-bottom-color: var(--doc-border);
}

.nav-dropdown-menu::after {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-bottom-color: var(--doc-bg-card);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    color: var(--doc-text-secondary);
    font-size: 14px;
    border-radius: 8px;
    transition: all 0.2s;
    white-space: nowrap;
}

a.dropdown-item:hover {
    background: var(--doc-bg);
    color: var(--doc-text);
}

.dropdown-item.disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

.dropdown-item.disabled:hover {
    background: transparent;
    color: var(--doc-text-secondary);
}

.coming-soon {
    font-size: 10px;
    background: var(--doc-text-muted);
    color: var(--doc-bg);
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: auto;
}

.lang-selector {
    display: flex;
    gap: 4px;
    background: var(--doc-bg);
    padding: 4px;
    border-radius: 8px;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--doc-text-muted);
    font-size: 13px;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.lang-btn:hover {
    color: var(--doc-text);
}

.lang-btn.active {
    background: var(--doc-accent);
    color: #000;
    font-weight: 600;
}

/* ========== Main Container ========== */
.docs-container {
    display: flex;
    margin-top: var(--header-height);
    min-height: calc(100vh - var(--header-height));
}

/* ========== Sidebar ========== */
.docs-sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--header-height));
    background: var(--doc-bg-secondary);
    border-right: 1px solid var(--doc-border);
    overflow-y: auto;
    padding: 24px 0;
}

.sidebar-nav {
    padding: 0 16px;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--doc-text-muted);
    padding: 8px 12px;
    margin-bottom: 4px;
}

.nav-item {
    display: block;
    padding: 8px 12px;
    font-size: 14px;
    color: var(--doc-text-secondary);
    border-radius: 6px;
    margin-bottom: 2px;
    transition: all 0.2s;
}

.nav-item:hover {
    color: var(--doc-text);
    background: var(--doc-bg);
}

.nav-item.active {
    color: var(--doc-accent);
    background: rgba(240, 185, 11, 0.1);
    font-weight: 500;
}

/* ========== Main Content ========== */
.docs-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    min-width: 0;
}

.docs-content {
    flex: 1;
    max-width: 800px;
    padding: 48px 64px;
    min-width: 0;
}

.docs-content h1 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--doc-text);
    letter-spacing: -0.5px;
}

.docs-content h2 {
    font-size: 24px;
    font-weight: 700;
    margin-top: 48px;
    margin-bottom: 16px;
    color: var(--doc-text);
    padding-bottom: 12px;
    border-bottom: 1px solid var(--doc-border);
}

.docs-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 12px;
    color: var(--doc-text);
}

.docs-content h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--doc-text);
}

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

.docs-content .intro {
    font-size: 18px;
    line-height: 1.8;
    color: var(--doc-text);
    margin-bottom: 24px;
}

/* ========== Tip Boxes ========== */
.tip-box {
    display: flex;
    gap: 12px;
    padding: 16px 20px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 12px;
    margin: 24px 0;
}

.tip-box.tip-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.2);
}

.tip-box.tip-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
}

.tip-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.tip-content {
    font-size: 14px;
    color: var(--doc-text-secondary);
}

.tip-content strong {
    color: var(--doc-text);
}

/* ========== Feature List ========== */
.feature-list {
    list-style: none;
    margin: 20px 0;
}

.feature-list li {
    position: relative;
    padding: 12px 0 12px 28px;
    color: var(--doc-text-secondary);
    border-bottom: 1px solid var(--doc-border);
}

.feature-list li:last-child {
    border-bottom: none;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--doc-green);
    font-weight: 700;
}

.feature-list li strong {
    color: var(--doc-text);
}

/* ========== Step List ========== */
.step-list {
    margin: 24px 0;
}

.step-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--doc-bg-card);
    border-radius: 12px;
    margin-bottom: 12px;
}

.step-num {
    width: 32px;
    height: 32px;
    background: var(--doc-accent);
    color: #000;
    font-weight: 700;
    font-size: 14px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.step-content h4 {
    margin-bottom: 4px;
}

.step-content p {
    margin: 0;
    font-size: 14px;
}

/* ========== Info Grid ========== */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 24px 0;
}

.info-card {
    background: var(--doc-bg-card);
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.2s;
}

.info-card:hover {
    border-color: var(--doc-accent);
    transform: translateY(-2px);
}

.info-icon {
    font-size: 28px;
    margin-bottom: 12px;
}

.info-card h4 {
    margin-bottom: 8px;
    color: var(--doc-text);
}

.info-card p {
    font-size: 13px;
    margin: 0;
    color: var(--doc-text-muted);
}

/* ========== Table ========== */
.docs-table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}

.docs-table th,
.docs-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--doc-border);
}

.docs-table th {
    background: var(--doc-bg-card);
    font-weight: 600;
    color: var(--doc-text);
}

.docs-table td {
    color: var(--doc-text-secondary);
}

.docs-table tr:hover td {
    background: var(--doc-bg-secondary);
}

/* ========== Code Blocks ========== */
code {
    background: var(--doc-bg-card);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
    font-family: 'Monaco', 'Consolas', monospace;
    color: var(--doc-accent);
}

pre {
    background: var(--doc-bg-card);
    border: 1px solid var(--doc-border);
    border-radius: 8px;
    padding: 16px;
    overflow-x: auto;
    margin: 16px 0;
}

pre code {
    background: none;
    padding: 0;
}

/* ========== Text Colors ========== */
.text-green {
    color: var(--doc-green);
    font-weight: 600;
}

.text-red {
    color: var(--doc-red);
    font-weight: 600;
}

.text-accent {
    color: var(--doc-accent);
    font-weight: 600;
}

/* ========== Page Navigation ========== */
.page-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 64px;
    padding-top: 32px;
    border-top: 1px solid var(--doc-border);
}

.page-nav-prev,
.page-nav-next {
    display: flex;
    flex-direction: column;
    padding: 16px 24px;
    background: var(--doc-bg-card);
    border: 1px solid var(--doc-border);
    border-radius: 12px;
    transition: all 0.2s;
    min-width: 200px;
}

.page-nav-next {
    text-align: right;
}

.page-nav-prev:hover,
.page-nav-next:hover {
    border-color: var(--doc-accent);
    transform: translateY(-2px);
}

.nav-label {
    font-size: 12px;
    color: var(--doc-text-muted);
    margin-bottom: 4px;
}

.nav-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--doc-text);
}

/* ========== Table of Contents ========== */
.docs-toc {
    width: var(--toc-width);
    padding: 48px 24px;
    position: sticky;
    top: var(--header-height);
    height: fit-content;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
}

.toc-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--doc-text-muted);
    margin-bottom: 12px;
}

.toc-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
    border-left: 1px solid var(--doc-border);
    padding-left: 12px;
}

.toc-item {
    font-size: 13px;
    color: var(--doc-text-muted);
    padding: 4px 0;
    transition: all 0.2s;
}

.toc-item:hover {
    color: var(--doc-text);
}

.toc-item.active {
    color: var(--doc-accent);
}

/* ========== Footer ========== */
.docs-footer {
    margin-left: var(--sidebar-width);
    padding: 32px 64px;
    border-top: 1px solid var(--doc-border);
    background: var(--doc-bg-secondary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 800px;
}

.footer-content p {
    color: var(--doc-text-muted);
    font-size: 13px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--doc-text-muted);
    font-size: 13px;
}

.footer-links a:hover {
    color: var(--doc-accent);
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--doc-border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--doc-text-muted);
}

/* ========== Mobile Responsive ========== */
@media (max-width: 1200px) {
    .docs-toc {
        display: none;
    }
}

@media (max-width: 768px) {
    .docs-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
        z-index: 999;
    }

    .docs-sidebar.active {
        transform: translateX(0);
    }

    .docs-main {
        margin-left: 0;
    }

    .docs-content {
        padding: 32px 20px;
        padding-bottom: 100px; /* Space for bottom nav */
    }

    .docs-footer {
        margin-left: 0;
        padding: 24px 20px;
        padding-bottom: 80px; /* Space for bottom nav */
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .header-nav {
        display: none;
    }
}

/* ========== Mobile Bottom Navigation ========== */
.mobile-bottom-nav {
    display: none;
}

@media (max-width: 768px) {
    .mobile-bottom-nav {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: linear-gradient(180deg, #1a1d24 0%, #12141a 100%);
        border-top: 1px solid rgba(255,255,255,0.08);
        padding: 8px 0;
        padding-bottom: calc(8px + env(safe-area-inset-bottom));
        z-index: 9999;
        justify-content: space-around;
        align-items: center;
    }

    .mobile-bottom-nav .nav-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-decoration: none;
        color: #8a8f98;
        font-size: 10px;
        gap: 4px;
        padding: 4px 12px;
        border-radius: 8px;
        transition: all 0.2s ease;
        min-width: 56px;
    }

    .mobile-bottom-nav .nav-item svg {
        width: 22px;
        height: 22px;
        stroke-width: 1.5;
    }

    .mobile-bottom-nav .nav-item.active {
        color: #1FC7D4;
    }

    .mobile-bottom-nav .nav-item.active svg {
        stroke: #1FC7D4;
    }

    .mobile-bottom-nav .nav-item:hover,
    .mobile-bottom-nav .nav-item:active {
        color: #fff;
        background: rgba(255,255,255,0.05);
    }
}