/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #24292e;
    background-color: #ffffff;
}

/* ===== Mobile Header ===== */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background-color: #ffffff;
    border-bottom: 1px solid #e1e4e8;
    padding: 0 20px;
    align-items: center;
    justify-content: space-between;
    z-index: 1001;
}

.mobile-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.mobile-title {
    font-size: 18px;
    font-weight: 600;
    color: #0366d6;
}

/* Hamburger Menu */
.hamburger {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 25px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger span {
    display: block;
    height: 3px;
    background-color: #24292e;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===== Sidebar Navigation ===== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    height: 100vh;
    background-color: #f6f8fa;
    border-right: 1px solid #e1e4e8;
    padding: 0;
    overflow-y: auto;
    z-index: 1000;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 20px 25px 0;
    border-bottom: 1px solid #e1e4e8;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.sidebar-logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
}

.sidebar-title-link {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: opacity 0.2s ease;
}

.sidebar-title-link:hover {
    opacity: 0.8;
}

.sidebar-title {
    font-size: 22px;
    font-weight: 600;
    color: #0366d6;
    text-align: center;
    margin: 0;
}

.npm-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

/* Navigation Menu */
.nav-menu {
    list-style: none;
    padding: 0;
}

.nav-menu > li {
    margin-bottom: 2px;
}

.nav-link {
    display: block;
    padding: 10px 25px;
    color: #586069;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.nav-link:hover {
    background-color: #e1e4e8;
    color: #0366d6;
}

.nav-link.active {
    background-color: #ffffff;
    color: #0366d6;
    border-left-color: #0366d6;
}

/* Submenu */
.nav-submenu {
    list-style: none;
    padding: 5px 0;
    background-color: rgba(255, 255, 255, 0.5);
}

.nav-submenu li {
    margin-bottom: 1px;
}

.nav-sublink {
    padding: 8px 25px 8px 50px;
    font-size: 13px;
    font-weight: 400;
}

/* ===== Main Content Area ===== */
.main-content {
    margin-left: 260px;
    padding: 40px 60px;
    max-width: 1200px;
}

/* Documentation Sections */
.doc-section {
    margin-bottom: 60px;
    padding-top: 20px;
}

.section-intro h1 {
    font-size: 2.5em;
    font-weight: 600;
    margin-bottom: 20px;
    color: #24292e;
}

.section-intro h1 strong {
    color: #0366d6;
}

.section-intro p {
    font-size: 16px;
    color: #586069;
    margin-bottom: 12px;
    line-height: 1.7;
}

h2 {
    font-size: 1.8em;
    font-weight: 600;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e1e4e8;
    color: #24292e;
}

h3 {
    font-size: 1.3em;
    font-weight: 600;
    margin-top: 24px;
    margin-bottom: 12px;
    color: #24292e;
}

p {
    margin-bottom: 16px;
    color: #586069;
}

a {
    color: #0366d6;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

code {
    padding: 0.2em 0.4em;
    margin: 0;
    font-size: 85%;
    background-color: rgba(27, 31, 35, 0.05);
    border-radius: 3px;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

pre {
    padding: 16px;
    overflow: auto;
    font-size: 85%;
    line-height: 1.45;
    background-color: #f6f8fa;
    border-radius: 6px;
    margin-bottom: 20px;
    border: 1px solid #e1e4e8;
}

pre code {
    display: block;
    padding: 0;
    margin: 0;
    overflow: visible;
    line-height: inherit;
    word-wrap: normal;
    background-color: transparent;
    border: 0;
    font-size: 100%;
}

/* Arguments List */
.arguments-list {
    list-style-type: none;
    padding-left: 0;
}

.arguments-list > li {
    margin-bottom: 16px;
    padding-left: 20px;
    position: relative;
}

.arguments-list > li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #0366d6;
    font-weight: bold;
    font-size: 18px;
}

.arguments-list ul {
    list-style-type: none;
    padding-left: 20px;
    margin-top: 8px;
}

.arguments-list ul li {
    margin-bottom: 6px;
    position: relative;
    padding-left: 16px;
}

.arguments-list ul li::before {
    content: "◦";
    position: absolute;
    left: 0;
    color: #586069;
}

/* Section Header with Button */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.section-header h2 {
    margin-bottom: 0;
    flex: 1;
}

/* Terminal Styling */
.terminal-example {
    margin-bottom: 24px;
    border: 1px solid #e1e4e8;
    border-radius: 6px;
    overflow: hidden;
    background-color: #000000;
}

.terminal-header {
    background-color: #24292e;
    padding: 8px 12px;
    border-bottom: 1px solid #e1e4e8;
    font-size: 12px;
}

.terminal-title {
    color: #d1d5da;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

.terminal-content {
    background-color: #000000;
    color: #ffffff;
    padding: 16px;
    margin: 0;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 13px;
    line-height: 1.4;
    overflow-x: auto;
}

.terminal-content code {
    background-color: transparent;
    color: inherit;
    padding: 0;
    font-size: inherit;
    font-family: inherit;
}

/* Collapsible Sections */
.collapsible {
    display: none;
    overflow: hidden;
}

.collapsible.open {
    display: block;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 5000px;
    }
}

/* Example Blocks */
.example-block {
    margin-bottom: 32px;
    padding: 20px;
    background-color: #f6f8fa;
    border-radius: 6px;
    border: 1px solid #e1e4e8;
}

.command-line {
    margin: 12px 0;
    padding: 12px 16px;
    background-color: #ffffff;
    border-radius: 6px;
    border: 1px solid #d1d5da;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 14px;
    line-height: 1.8;
}

/* Command Line Syntax Highlighting */
.cmd-prompt {
    color: #6f42c1;
    font-weight: bold;
    margin-right: 4px;
}

.cmd-name {
    color: #005cc5;
    font-weight: 600;
}

.cmd-param {
    color: #d73a49;
    font-weight: 500;
}

.cmd-value {
    color: #22863a;
    font-weight: 400;
}

/* Buttons */
.collapse-btn,
.expand-all-btn {
    background-color: #0366d6;
    color: white;
    border: none;
    padding: 8px 16px;
    font-size: 14px;
    border-radius: 6px;
    cursor: pointer;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    transition: background-color 0.2s ease;
    font-weight: 500;
}

.collapse-btn:hover,
.expand-all-btn:hover {
    background-color: #0256c7;
}

.collapse-btn:active,
.expand-all-btn:active {
    background-color: #024ea1;
}

.collapse-btn.active {
    background-color: #6a737d;
}

.collapse-btn.active:hover {
    background-color: #586069;
}

.expand-all-btn.collapse-mode {
    background-color: #dc3545;
}

.expand-all-btn.collapse-mode:hover {
    background-color: #c82333;
}

/* Footer */
.doc-footer {
    margin-top: 80px;
    padding-top: 20px;
    border-top: 1px solid #e1e4e8;
    text-align: center;
    color: #586069;
    font-size: 14px;
}

/* ===== Responsive Design ===== */

/* Tablet */
@media (max-width: 1024px) {
    .main-content {
        padding: 30px 40px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .mobile-header {
        display: flex;
    }

    .sidebar {
        transform: translateX(-100%);
        padding-top: 80px;
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    }

    .main-content {
        margin-left: 0;
        padding: 80px 20px 40px;
    }

    .section-intro h1 {
        font-size: 1.8em;
    }

    h2 {
        font-size: 1.4em;
    }

    h3 {
        font-size: 1.1em;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .section-header h2 {
        padding-bottom: 0;
        border-bottom: none;
    }

    .expand-all-btn {
        width: 100%;
    }

    .example-block {
        padding: 15px;
    }

    .command-line {
        font-size: 12px;
        padding: 10px;
    }

    pre {
        padding: 12px;
        font-size: 80%;
    }

    .terminal-content {
        font-size: 11px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .main-content {
        padding: 70px 15px 30px;
    }

    .section-intro h1 {
        font-size: 1.5em;
    }
}