:root {
    /* Dark Theme (GitHub Dark) */
    --primary-bg: #0d1117;
    --secondary-bg: #161b22;
    --accent-bg: #21262d;
    --hover-bg: #30363d;
    --text-primary: #f0f6fc;
    --text-secondary: #8d96a0;
    --text-muted: #656d76;
    --accent-color: #58a6ff;
    --accent-hover: #1f6feb;
    --border-color: #30363d;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-light: 0 4px 16px rgba(0, 0, 0, 0.2);
    --gradient: linear-gradient(135deg, #58a6ff 0%, #1f6feb 100%);
    --navbar-width: 306px;
    --success-color: #56d364;
    --warning-color: #f85149;
    --info-color: #79c0ff;
    --kas-border: #fed600;
}

:root.light {
    /* Light Theme (GitHub Light) */
    --primary-bg: #ffffff;
    --secondary-bg: #f6f8fa;
    --accent-bg: #ffffff;
    --hover-bg: #d1d5dd;
    --text-primary: #1f2328;
    --text-secondary: #656d76;
    --text-muted: #8d96a0;
    --accent-color: #0969da;
    --accent-hover: #0550ae;
    --border-color: #d0d7de;
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-light: 0 4px 16px rgba(0, 0, 0, 0.05);
    --gradient: linear-gradient(135deg, #0969da 0%, #0550ae 100%);
    --success-color: #1a7f37;
    --warning-color: #d1242f;
    --info-color: #0969da;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: all 0.3s ease;
}

/* Enhanced Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: var(--navbar-width);
    background: var(--secondary-bg);
    /* background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 2px 0 15px rgba(0,0,0,0.1); */
    backdrop-filter: blur(10px);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow: hidden;
}

.navbar.collapsed {
    width: 0;
    border-right: none;
}

.navbar-header {
    padding: 2rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.profile-container {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--accent-color);
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

.profile-container:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(88, 166, 255, 0.3);
}

.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.profile-container:hover .profile-image {
    transform: scale(1.1);
}

.brand-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.brand-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Theme Toggle */
.theme-toggle {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
    font-size: 1rem;
}

.theme-toggle:hover {
    background: var(--hover-bg);
    transform: scale(1.05);
}

/* Scrollable Navigation */
.navbar-nav {
    flex: 1;
    padding: 1rem 0;
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-color) var(--secondary-bg);
}

.navbar-nav::-webkit-scrollbar {
    width: 6px;
}

.navbar-nav::-webkit-scrollbar-track {
    background: var(--secondary-bg);
}

.navbar-nav::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 6px;
}

.navbar-nav::-webkit-scrollbar-thumb:hover {
    background: var(--accent-hover);
}

.nav-item {
    margin: 0.5rem 1rem;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.5rem 1.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-link:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
    transform: translateX(5px);
}

.nav-link.active {
    background: var(--accent-color);
    color: var(--primary-bg);
}

.nav-link i {
    width: 24px;
    margin-right: 1rem;
    font-size: 1.1rem;
    text-align: center;
}

.nav-link span {
    flex: 1;
}

.nav-folder {
    margin: 0.5rem 1rem;
}

.nav-folder-label {
    display: flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 12px;
    transition: all 0.3s ease;
    font-weight: 600;
    user-select: none;
    position: relative;
}

.nav-folder-label:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.nav-folder-label i {
    margin-right: 0.75rem;
}

.folder-toggle-icon {
    margin-left: auto;
    transition: transform 0.3s ease;
}

.folder-toggle-icon.rotated {
    transform: rotate(180deg);
}

.nav-folder-contents {
    padding-left: 1rem;
    display: none;
    flex-direction: column;
}

.nav-folder-contents.open {
    display: flex;
}

/* Fixed Footer */
.navbar-footer {
    margin-top: auto;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--secondary-bg);
    flex-shrink: 0;
}

.navbar-footer .contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.navbar-footer .contact-item:last-child {
    margin-bottom: 0;
}

.navbar-footer .contact-item i {
    margin-right: 0.5rem;
    color: var(--kas-border);
    font-size: 1rem;
}

.navbar-footer .contact-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.navbar-footer .contact-item a:hover {
    color: var(--accent-hover);
}

/* Menu Toggle */
.menu-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1001;
    background: var(--accent-color);
    color: var(--primary-bg);
    border: none;
    border-radius: 8px;
    width: 48px;
    height: 48px;
    cursor: pointer;
    font-size: 1.25rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
}

.menu-toggle:hover {
    background: var(--accent-hover);
    transform: scale(1.05);
}

/* Main Content */
.main-content {
    margin-left: var(--navbar-width);
    min-height: 100vh;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-content.expanded {
    margin-left: 0;
}

.content-header {
    text-align: center;
    margin-bottom: 3rem;
}

.main-title {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    padding-top: 55px;
}

.main-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Loading State */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Contact Button and Box */
.contact-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: var(--accent-color);
    color: var(--primary-bg);
    border: 3px solid var(--kas-border);
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    box-shadow: var(--shadow);
    z-index: 1002;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.contact-btn:hover {
    background: var(--accent-hover);
    transform: scale(1.1);
    box-shadow: 0 12px 40px rgba(88, 166, 255, 0.4);
}

.contact-btn.active {
    background: var(--accent-hover);
}

.contact-box {
    position: fixed;
    bottom: 5rem;
    right: 2rem;
    width: 320px;
    background: var(--secondary-bg);
    border: 1px solid var(--kas-border);
    border-radius: 16px;
    box-shadow: var(--shadow);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.9);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-box.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.contact-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--kas-border);
}

.contact-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    color: var(--warning-color);
    cursor: pointer;
    font-size: 1.25rem;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-btn:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
}

.contact-content {
    padding: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    gap: 1rem;
}

.contact-item:last-child {
    margin-bottom: 0;
}

.contact-item i {
    color: var(--kas-border);
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.contact-item div {
    flex: 1;
}

.contact-item strong {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
}

.contact-item p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.4;
}

.contact-item a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--accent-hover);
}

.contact-icon {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
}

/* Responsive Design */
@media screen and (max-width: 768px) {
    .navbar {
        width: 0;
    }

    .navbar.mobile-open {
        width: var(--navbar-width);
    }

    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .main-content {
        margin-left: 0;
        padding: 1rem;
    }

    .main-title {
        font-size: 2rem;
    }

    .post-content {
        padding: 2rem 1.5rem;
    }

    #posts h1 {
        font-size: 2rem;
    }

    #posts h2 {
        font-size: 1.5rem;
    }

    .contact-box {
        width: calc(100vw - 2rem);
        right: 1rem;
        left: 1rem;
    }
}

@media screen and (max-width: 480px) {
    .main-title {
        font-size: 1.75rem;
    }

    .post-content {
        padding: 1.5rem 1rem;
    }

    #posts h1 {
        font-size: 1.75rem;
    }

    #posts pre {
        padding: 1rem;
        font-size: 0.8rem;
    }
}

/* Typography Hierarchy */
#posts h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--accent-color);
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

#posts h2 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    padding: 1rem 0 0.5rem 0;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

/* #posts h2::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--accent-color);
} */

#posts h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 2rem 0 1rem 0;
    padding-left: 1rem;
    border-left: 4px solid var(--accent-color);
}

#posts h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 1.5rem 0 1rem 0;
}

#posts h5 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 1.25rem 0 0.75rem 0;
}

#posts h6 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
    margin: 1rem 0 0.5rem 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Paragraph and Text Content */
#posts p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: justify;
    hyphens: auto;
}

#posts p:last-child {
    margin-bottom: 0;
}

/* Emphasis and Strong Text */
#posts strong {
    font-weight: 700;
    color: var(--accent-color);
}

#posts em {
    font-style: italic;
    color: var(--text-secondary);
}

/* Links */
#posts a {
    color: var(--accent-color);
    text-decoration: none;
    position: relative;
    transition: all 0.3s ease;
    font-weight: 500;
}

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

#posts a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

#posts a:hover::after {
    width: 100%;
}

#posts a[href^="http"]::before {
    content: '🔗 ';
    font-size: 0.875rem;
    opacity: 0.7;
}

/* Lists */
#posts ul,
#posts ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

#posts ul li,
#posts ol li {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    position: relative;
}

#posts ul {
    list-style: none;
}

#posts ul li::before {
    content: '▶';
    color: var(--accent-color);
    font-size: 0.875rem;
    position: absolute;
    left: -1.5rem;
    top: 0.1rem;
}

#posts ol li {
    counter-increment: list-counter;
}

#posts ol {
    counter-reset: list-counter;
    list-style: none;
}

#posts ol li::before {
    content: counter(list-counter) '.';
    color: var(--accent-color);
    font-weight: 600;
    position: absolute;
    left: -1.75rem;
}

/* Nested Lists */
#posts ul ul,
#posts ol ol,
#posts ul ol,
#posts ol ul {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
}

#posts ul ul li::before {
    content: '▸';
    color: var(--text-secondary);
}

/* Blockquotes
#posts blockquote {
    background: var(--secondary-bg);
    border-left: 5px solid var(--accent-color);
    padding: 1.5rem 2rem;
    margin: 2rem 0;
    border-radius: 0 12px 12px 0;
    position: relative;
    font-style: italic;
    box-shadow: var(--shadow-light);
}

#posts blockquote::before {
    content: '"';
    font-size: 4rem;
    color: var(--accent-color);
    position: absolute;
    top: -0.5rem;
    left: 1rem;
    opacity: 0.3;
} */

/* #posts blockquote p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 1.125rem;
}

#posts blockquote p:last-child {
    margin-bottom: 0;
} */

/* Code Styling */
#posts code {
    background: var(--accent-bg);
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 0.9rem;
    color: var(--accent-color);
    border: 1px solid var(--border-color);
}

#posts pre {
    background: var(--secondary-bg);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow-x: auto;
    margin: 2rem 0;
    box-shadow: var(--shadow-light);
    position: relative;
}

#posts pre::before {
    content: 'Code';
    position: absolute;
    top: 0.5rem;
    right: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#posts pre code {
    background: none;
    padding: 0;
    border: none;
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-primary);
    display: block;
}

/* Tables */
#posts table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background: var(--secondary-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

#posts th {
    background: var(--accent-color);
    color: var(--primary-bg);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 1rem;
}

#posts td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1rem;
}

#posts tr:last-child td {
    border-bottom: none;
}

#posts tr:hover {
    background: var(--hover-bg);
}

/* Images */
#posts img {
    align-items: center;
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 2rem 0;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

#posts img:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow);
}

/* Horizontal Rule */
#posts hr {
    border: none;
    height: 3px;
    background: var(--gradient);
    margin: 3rem 0;
    border-radius: 2px;
    position: relative;
}

#posts hr::after {
    content: '◆';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--primary-bg);
    color: var(--accent-color);
    padding: 0 1rem;
    font-size: 1.25rem;
}

/* Special Content Boxes */
.info-box {
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.1) 0%, rgba(31, 111, 235, 0.1) 100%);
    border: 1px solid var(--accent-color);
    border-left: 5px solid var(--accent-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 12px;
    position: relative;
}

.info-box::before {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.25rem;
}

.warning-box {
    background: linear-gradient(135deg, rgba(248, 81, 73, 0.1) 0%, rgba(220, 53, 69, 0.1) 100%);
    border: 1px solid var(--warning-color);
    border-left: 5px solid var(--warning-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 12px;
    position: relative;
}

.warning-box::before {
    content: '⚠️';
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.25rem;
}

.success-box {
    background: linear-gradient(135deg, rgba(86, 211, 100, 0.1) 0%, rgba(26, 127, 55, 0.1) 100%);
    border: 1px solid var(--success-color);
    border-left: 5px solid var(--success-color);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 12px;
    position: relative;
}

.success-box::before {
    content: '✅';
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.25rem;
}

/* Checklist Items */
.checklist-item {
    display: flex;
    align-items: flex-start;
    margin: 1rem 0;
    padding: 1rem;
    background: var(--secondary-bg);
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
    transition: all 0.3s ease;
}

.checklist-item:hover {
    background: var(--hover-bg);
    transform: translateX(5px);
}

.checklist-item input[type="checkbox"] {
    margin-right: 1rem;
    margin-top: 0.25rem;
    transform: scale(1.2);
    accent-color: var(--accent-color);
}

.checklist-item label {
    flex: 1;
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.6;
    cursor: pointer;
}

/* Progress Indicators */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--secondary-bg);
    border-radius: 4px;
    overflow: hidden;
    margin: 1rem 0;
}

.progress-fill {
    height: 100%;
    background: var(--gradient);
    border-radius: 4px;
    transition: width 0.3s ease;
}

/* Section Dividers */
.section-divider {
    display: flex;
    align-items: center;
    margin: 3rem 0;
    text-align: center;
}

.section-divider::before,
.section-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.section-divider span {
    padding: 0 2rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.875rem;
}

/* Cybersecurity Badges */
.security-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--accent-color);
    color: var(--primary-bg);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0.25rem;
    transition: all 0.3s ease;
}

.security-badge:hover {
    background: var(--accent-hover);
    transform: scale(1.05);
}

.security-badge.high {
    background: var(--warning-color);
}

.security-badge.medium {
    background: #ffa500;
}

.security-badge.low {
    background: var(--success-color);
}

/* Risk Level Indicators */
.risk-level {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    margin: 0.5rem 0;
}

.risk-level.critical {
    background: rgba(248, 81, 73, 0.2);
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
}

.risk-level.high {
    background: rgba(255, 165, 0, 0.2);
    color: #ffa500;
    border: 1px solid #ffa500;
}

.risk-level.medium {
    background: rgba(255, 193, 7, 0.2);
    color: #ffc107;
    border: 1px solid #ffc107;
}

.risk-level.low {
    background: rgba(86, 211, 100, 0.2);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

/* Action Buttons */
.action-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: var(--accent-color);
    color: var(--primary-bg);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    margin: 0.5rem 0.5rem 0.5rem 0;
    transition: all 0.3s ease;
    text-decoration: none;
}

.action-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.action-btn i {
    margin-right: 0.5rem;
}

.action-btn.secondary {
    background: var(--secondary-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.action-btn.secondary:hover {
    background: var(--hover-bg);
}

/* Print Styles */
@media print {
    .post-content {
        box-shadow: none;
        padding: 1rem;
    }

    #posts h1 {
        color: #000 !important;
        -webkit-text-fill-color: #000 !important;
    }

    #posts a {
        color: #000 !important;
        text-decoration: underline;
    }

    .action-btn {
        display: none;
    }
}

/* Responsive Adjustments */
@media screen and (max-width: 768px) {
    .post-content {
        padding: 1.5rem;
    }

    #posts h1 {
        font-size: 2rem;
    }

    #posts h2 {
        font-size: 1.5rem;
    }

    #posts p {
        font-size: 1rem;
        text-align: left;
    }

    #posts pre {
        padding: 1rem;
        font-size: 0.8rem;
    }

    #posts table {
        font-size: 0.875rem;
    }

    #posts th,
    #posts td {
        padding: 0.75rem;
    }

    .info-box,
    .warning-box,
    .success-box {
        padding: 1rem;
    }
}

@media screen and (max-width: 480px) {
    .post-content {
        padding: 1rem;
    }

    #posts h1 {
        font-size: 1.75rem;
    }

    #posts h2 {
        font-size: 1.25rem;
    }

    #posts h3 {
        font-size: 1.125rem;
    }

    .security-badge {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }

    .action-btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.875rem;
    }
}

/* tools */
.header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    color: var(--text-primary);
}

.header p {
    font-size: 1.2rem;
    opacity: 0.9;
    color: var(--text-primary);
}

.section {
    margin-bottom: 50px;
}

.section-title {
    color: var(--text-primary);
    font-size: 1.5rem;
    margin-bottom: 30px;
    text-align: center;
    padding: 15px 0;
    /* background: var(--accent-bg); */
    /* border-radius: 10px; */
    /* backdrop-filter: blur(10px); */
    /* border: 1px solid var(--border-color); */
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.card {
    background: var(--secondary-bg);
    border-radius: 20px;
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--hover-bg), transparent);
    transition: left 0.5s ease;
}

.tool-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    position: relative;
    overflow: hidden;
}

.tool-icon img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.tool-name {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.learn-more-btn {
    background: var(--gradient);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.learn-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.learn-more-btn:hover::before {
    left: 100%;
}

.learn-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
    background: var(--accent-hover);
}

.category-icon {
    display: inline-block;
    margin-right: 10px;
    font-size: 1.2rem;
}

@media (max-width: 768px) {
    .cards-grid {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }
    .header h1 {
        font-size: 2rem;
    }
    .card {
        padding: 15px;
    }
    .tool-icon {
        width: 50px;
        height: 50px;
        margin: 0 auto 10px;
    }
    .tool-icon img {
        width: 30px;
        height: 30px;
    }
    .tool-name {
        font-size: 0.9rem;
    }
}