@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;1,100;1,200;1,300;1,400;1,500;1,600;1,700&family=Plus+Jakarta+Sans:ital,wght@0,200..800;1,200..800&display=swap');

:root {
    --color-primary: #09599e;
    --color-primary-light: #fcfcfc;
    --color-primary-dark: #09599e;
    --bg-color: #ffffff;
    --bg-secondary: #fcfcfc;
    --text-primary-color: #0F172A;
    --text-secondary-color: #1E293B;
    --text-tertiary-color: #94A3B8;
    --divider-color: #E2E8F0;
    --link-color: #665fe9;
    --link-bg-color: #F8FAFC;
    --btn-border-radius: 50px;
    --header-bg-color: #ffffff;
    --sidebar-bg-color: #ffffff;
    --code-bg: #282C34;
    --code-header-bg: #21252B;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --icon-color: #64748B;
    --icon-bg-color-hover: #09599e;
    --icon-color-hover: #ffffff;
    --scrollbar-color: #E2E8F0;
    --alert-box-info-bg: #f8f8f8;
    --alert-box-info-border: #c6c6c6;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    padding: 0;
    margin: 0 auto;
    max-width: 1920px;
    font-family: "Plus Jakarta Sans", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary-color);
    background: var(--bg-secondary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

button {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* Header */
header {
    position: sticky;
    top: 0;
    background: var(--header-bg-color);
    border-bottom: 1px solid var(--divider-color);
    z-index: 999;
    box-shadow: var(--shadow-sm);
    transition: background-color 0.3s ease;
}

.container {
    width: 100%;
    padding: 0 40px;
    margin: 0 auto;
}

.navbar {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.nav-left,
.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

#menu-toggle {
    display: block;
    padding: 0;
    width: 32px;
    height: 32px;

}

#menu-toggle svg {
    stroke: var(--text-primary-color);
}


.logo {
    max-width: 60px;
}

.logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.button {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.015rem;
    padding: 12px 24px;
    border-radius: var(--btn-border-radius);
    border: 1px solid transparent;
    transition: all 0.2s ease;
    display: inline-block;
    border: 1px solid transparent;
}

.button-primary {
    border: 2px solid var(--color-primary);
    background: var(--color-primary);
    color: white;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.button-primary::after {
    background: var(--bg-color);
    top: 0;
    right: 0;
    width: 0%;
    height: 100%;
    z-index: -1;
    content: "";
    position: absolute;
    transition: 0.7s;
}

.button-primary:hover {
    color: var(--color-primary);
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.button-primary:hover::after {
    width: 100%;
}

/* Main Layout */
.main-wrapper {
    position: relative;
    display: flex;
    gap: 0;
    margin: 0 auto;
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 93px;
    width: 18%;
    height: calc(100vh - 83px);
    background: var(--sidebar-bg-color);
    border-right: 1px solid var(--divider-color);
    overflow-y: auto;
    flex-shrink: 0;
    padding: 24px 0;
    transition: background-color 0.3s ease, border-color 0.3s ease;
    display: none;
}

.sidebar.active {
    display: block;
}

.sidebar-inner {
    padding: 0 24px;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

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

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

.sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

 /* Sidebar overlay for mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 81px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
    opacity: 0;
    transition: opacity 0.3s ease;
}


/* Accordion Navigation */
.nav-item {
    margin-bottom: 2px;
}

.nav-link,
.accordion-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary-color);
    transition: all 0.2s ease;
    width: 100%;
    text-align: left;
    border-left: 2px solid transparent;
}

.accordion-trigger {
    position: relative;
}

/* Add arrow icon */
.accordion-trigger::after {
    content: "";
    display: inline-block;
    width: 20px;
    height: 20px;
    mask: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' height='20' width='20' viewBox='0 0 640 640'><path d='M439.1 297.4C451.6 309.9 451.6 330.2 439.1 342.7L279.1 502.7C266.6 515.2 246.3 515.2 233.8 502.7C221.3 490.2 221.3 469.9 233.8 457.4L371.2 320L233.9 182.6C221.4 170.1 221.4 149.8 233.9 137.3C246.4 124.8 266.7 124.8 279.2 137.3L439.2 297.3z'/></svg>") center / contain no-repeat;

    background-color: currentColor;
    transition: transform 0.3s ease;
}

/* Rotate when active */
.accordion-trigger.active::after {
    transform: rotate(90deg);
}


.accordion-content ul li .accordion-trigger,
.accordion-content ul li .nav-link {
    border-radius: 0;
    border-left: 2px solid var(--divider-color);
}

.nav-link:hover,
.accordion-trigger:hover {
    background: var(--bg-secondary);
    color: var(--color-primary);
}

.nav-link.active {
    background: var(--color-primary-light);
    font-weight: 600;
    border-left-color: var(--color-primary) !important;
}

.accordion-trigger.active {
    color: var(--color-primary);
    font-weight: 600;
}

.accordion-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-left: 8px;
    transition: transform 0.3s ease;
    transform: rotate(-90deg);
}

.accordion-icon svg {
    stroke: var(--text-primary-color);
}

.accordion-trigger.active .accordion-icon {
    transform: rotate(0deg);
}

.accordion-content {
    padding-left: 16px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.accordion-content.open {
    max-height: 3000px;
}

.accordion-content ul {
    padding-left: 4px;
    margin-top: 4px;
}

.accordion-content .nav-link,
.accordion-content .accordion-trigger {
    font-size: 16px;
    padding: 8px 16px;
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 36px 40px;
    background: var(--bg-color);
    min-width: 0;
    transition: background-color 0.3s ease;
}

/* Typography */
h1 {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.2;
    margin: 0 0 24px 0;
    padding-bottom: 20px;
    color: var(--text-primary-color);
}

h2 {
    font-size: 30px;
    font-weight: 700;
    line-height: 1.3;
    margin: 48px 0 20px 0;
    color: var(--text-primary-color);
    scroll-margin-top: 100px;
}

h3 {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.4;
    margin: 32px 0 16px 0;
    color: var(--text-primary-color);
    scroll-margin-top: 100px;
}

h4 {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
    margin: 24px 0 16px 0;
    color: var(--text-primary-color);
    scroll-margin-top: 100px;
}

p {
    font-size: 18px;
    line-height: 1.7;
    margin: 0 0 16px 0;
    color: var(--text-secondary-color);
}

.content ul {
    padding-left: 24px;
    margin: 16px 0;
}

.content ul li {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-secondary-color);
    padding: 6px 0;
    list-style: disc;
    margin-left: 0;
}

.content ul li::marker {
    color: var(--color-primary);
}

/* Path & Inline Links */
.path {
    background: var(--link-bg-color);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 500;
    color: var(--link-color);
    border: 1px solid var(--divider-color);
     width: 100%;
    word-break: break-all;
    display: inline;
}

.inline-link {
    color: var(--link-color);
    font-weight: 600;
    display: inline;
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: 0.2s;
    width: 100%;
    word-break: break-all;
}

.inline-link:hover {
    color: var(--color-primary);
    text-decoration-color: var(--color-primary);
}

/* Images */
.content img {
    margin: 20px 0 40px 0;
    border-radius: 8px;
    border: 1px solid var(--divider-color);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.content img:hover {
    box-shadow: var(--shadow-md);
}

.content a[data-fancybox] {
    display: block;
    width: fit-content;
}

.codepen-container {
    margin: 5rem 0;
}
/* Footer */
.footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 40px;
    background: var(--header-bg-color);
    border-top: 1px solid var(--divider-color);
    box-shadow: var(--shadow-sm);
    transition: background-color 0.3s ease;
}


.footer-logo {
    max-width: 200px;
}

.copy-right {
    color: var(--text-secondary-color);
    font-weight: 500;
}

.social-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.social-icon {
    width: 36px;
    height: 36px;
    border: 1px solid var(--icon-color);
    border-radius: 50%;
    padding: 6px;
    transition: 0.5s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-icon svg {
    width: 20px;
    height: 20px;
    fill: var(--icon-color);
}

.social-icon:hover {
    background: var(--icon-bg-color-hover);
    border-color: var(--icon-bg-color-hover);
    transform: translateY(-10px);
}

.social-icon:hover svg {
    fill: var(--icon-color-hover);
}


 .alert-box {
    padding: 16px;
    margin: 32px 0 16px;
    background: transparent;
    border: 0.5px solid transparent;
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.alert-box-info {
    background: var(--alert-box-info-bg);
    border-color: var(--alert-box-info-border);
}

.alert-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 3px;
}

.alert-icon svg {
    width: 22px;
    height: 22px;
}

.alert-title {
    color: var(--text-primary-color);
    font-weight: 600;
    margin-bottom: 6px;
}

.alert-message {
    color: var(--text-secondary-color);
    margin-bottom: 8px;
    width: 100%;
}
.alert-content {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    overflow: hidden;
}

/* Responsive */

@media (max-width: 1400px) {
    .sidebar {
        width: 30%;
    }
}
@media (max-width: 1024px) {
    .sidebar {
        width: 25%;
    }
}

@media (max-width: 1023px) {
    .navbar {
        padding:10px 0;
    }
    .sidebar {
        width: 75%;
        top: auto;
        height: 100vh;
        position: fixed;
        left:0;
        right: auto;
        z-index: 99999;
    }

    .sidebar-overlay.active {
        opacity: 1;
        display: block;
    }


    .container {
        padding: 0 20px;
    }

    .main-content {
        padding: 24px 24px;
    }

    h1 {
        font-size: 28px;
    }

    h2 {
        font-size: 24px;
    }

    h3 {
        font-size: 20px;
    }
}