/* Global Styles for defectolog2019.ru */
/* Using Bootstrap with custom styles */
/* Primary: Ice Gray | Accent: Emerald Green */

@import url('https://fonts.googleapis.com/css2?family=Urbanist:wght@400;500;600;700&display=swap');

:root {
    --primary-color: #D0D8DC;
    --primary-dark: #A8B5BC;
    --accent-color: #50C878;
    --accent-dark: #3DA862;
    --text-dark: #1a1a1a;
    --text-light: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #1a1a1a;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Urbanist', sans-serif !important;
    font-size: 18px !important;
    line-height: 1.7 !important;
    color: var(--text-dark) !important;
    background-color: var(--bg-light) !important;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Urbanist', sans-serif !important;
    font-weight: 700 !important;
    color: var(--text-dark) !important;
    margin-bottom: 1rem !important;
}

h1 {
    font-size: 2.5rem !important;
    line-height: 1.2 !important;
    margin-top: 100px !important;
}

h2 {
    font-size: 2rem !important;
    line-height: 1.3 !important;
    margin-top: 2rem !important;
}

h3 {
    font-size: 1.5rem !important;
    line-height: 1.4 !important;
    margin-top: 1.5rem !important;
}

p {
    font-size: 18px !important;
    margin-bottom: 1rem !important;
}

/* Navbar Styles - Critical Bootstrap Override */
.navbar-nav {
    margin-bottom: 0 !important;
    margin-top: 0 !important;
    list-style: none !important;
}

.nav-item {
    margin-bottom: 0 !important;
    list-style: none !important;
}

.nav-item::before,
.nav-item::after {
    display: none !important;
    content: none !important;
}

.nav-link::before,
.nav-link::after {
    display: none !important;
    content: none !important;
}

.navbar {
    background-color: var(--bg-dark) !important;
    padding: 1rem 0 !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1) !important;
}

.navbar-brand {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    color: var(--text-light) !important;
    font-weight: 700 !important;
    font-size: 1.5rem !important;
}

.navbar-brand img {
    width: 40px !important;
    height: 40px !important;
    box-shadow: none !important;
}

.navbar .nav-link {
    color: var(--text-light) !important;
    font-weight: 500 !important;
    padding: 0.5rem 1rem !important;
    transition: color 0.3s ease !important;
}

.navbar .nav-link:hover {
    color: var(--accent-color) !important;
}

.navbar-toggler {
    border-color: var(--accent-color) !important;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%2350C878' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* CTA Buttons in Navbar */
.btn-cta {
    background-color: var(--accent-color) !important;
    color: var(--text-light) !important;
    padding: 10px 20px !important;
    border-radius: 4px !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    white-space: nowrap !important;
    display: inline-block !important;
    border: none !important;
    transition: background-color 0.3s ease !important;
}

.btn-cta:hover {
    background-color: var(--accent-dark) !important;
    color: var(--text-light) !important;
}

.btn-cta-outline {
    background-color: transparent !important;
    color: var(--accent-color) !important;
    padding: 10px 20px !important;
    border-radius: 4px !important;
    font-weight: 600 !important;
    text-decoration: none !important;
    white-space: nowrap !important;
    display: inline-block !important;
    border: 2px solid var(--accent-color) !important;
    transition: all 0.3s ease !important;
}

.btn-cta-outline:hover {
    background-color: var(--accent-color) !important;
    color: var(--text-light) !important;
}

/* Hero Section */
.hero-section {
    position: relative !important;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    min-height: 500px !important;
    display: flex !important;
    align-items: center !important;
    padding: 80px 0 !important;
}

.hero-section::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    background: linear-gradient(135deg, rgba(26,26,26,0.9) 0%, rgba(26,26,26,0.7) 100%) !important;
    z-index: 1 !important;
}

.hero-section .container {
    position: relative !important;
    z-index: 2 !important;
}

.hero-section h1 {
    color: var(--text-light) !important;
    font-size: 3rem !important;
    margin-bottom: 1.5rem !important;
}

.hero-section p {
    color: var(--primary-color) !important;
    font-size: 1.25rem !important;
    max-width: 700px !important;
}

.hero-section .btn-cta {
    margin-top: 1.5rem !important;
    padding: 15px 30px !important;
    font-size: 1.1rem !important;
}

/* Table of Contents */
.toc-section {
    background-color: var(--bg-light) !important;
    padding: 40px 0 !important;
}

.toc-buttons {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
    justify-content: center !important;
}

.toc-buttons .btn-outline-secondary {
    border: 2px solid var(--accent-color) !important;
    color: var(--accent-color) !important;
    background-color: transparent !important;
    padding: 10px 20px !important;
    border-radius: 4px !important;
    font-weight: 500 !important;
    text-decoration: none !important;
    transition: all 0.3s ease !important;
    white-space: nowrap !important;
}

.toc-buttons .btn-outline-secondary:hover {
    background-color: var(--accent-color) !important;
    color: var(--text-light) !important;
}

/* Content Sections */
.content-section {
    padding: 60px 0 !important;
}

.content-section:nth-child(even) {
    background-color: #ffffff !important;
}

.content-section:nth-child(odd) {
    background-color: var(--bg-light) !important;
}

.content-section img {
    max-width: 100% !important;
    height: auto !important;
    border-radius: 8px !important;
    margin: 20px 0 !important;
}

/* Lists - Content Area Only */
.content-section ul,
.content-section ol {
    list-style: none !important;
    padding-left: 0 !important;
    margin-bottom: 1.5rem !important;
}

.content-section ul li,
.content-section ol li {
    position: relative !important;
    padding-left: 25px !important;
    margin-bottom: 10px !important;
    font-size: 18px !important;
}

.content-section ul li::before {
    content: '' !important;
    position: absolute !important;
    left: 0 !important;
    top: 10px !important;
    width: 8px !important;
    height: 8px !important;
    background-color: var(--accent-color) !important;
    border-radius: 50% !important;
}

.content-section ol {
    counter-reset: list-counter !important;
}

.content-section ol li::before {
    counter-increment: list-counter !important;
    content: counter(list-counter) '.' !important;
    position: absolute !important;
    left: 0 !important;
    top: 0 !important;
    color: var(--accent-color) !important;
    font-weight: 700 !important;
}

/* Tables */
.table-responsive {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    margin: 20px 0 !important;
}

.table {
    width: 100% !important;
    margin-bottom: 0 !important;
    background-color: #ffffff !important;
    border-radius: 8px !important;
    overflow: hidden !important;
}

.table thead {
    background-color: var(--bg-dark) !important;
}

.table thead th {
    color: var(--text-light) !important;
    font-weight: 600 !important;
    padding: 15px !important;
    border: none !important;
    white-space: nowrap !important;
}

.table tbody td {
    padding: 15px !important;
    border-bottom: 1px solid var(--primary-color) !important;
    font-size: 16px !important;
}

.table tbody tr:hover {
    background-color: rgba(80, 200, 120, 0.1) !important;
}

/* Cards */
.card {
    background-color: #ffffff !important;
    border: none !important;
    border-radius: 8px !important;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08) !important;
    margin-bottom: 20px !important;
    transition: transform 0.3s ease !important;
}

.card:hover {
    transform: translateY(-5px) !important;
}

.card-body {
    padding: 25px !important;
}

.card-title {
    color: var(--text-dark) !important;
    font-weight: 700 !important;
    margin-bottom: 15px !important;
}

/* Pros and Cons Cards */
.pros-card {
    border-left: 4px solid var(--accent-color) !important;
}

.cons-card {
    border-left: 4px solid #dc3545 !important;
}

/* FAQ Section */
.faq-item {
    background-color: #ffffff !important;
    border-radius: 8px !important;
    padding: 20px !important;
    margin-bottom: 15px !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05) !important;
}

.faq-item strong {
    color: var(--text-dark) !important;
    font-size: 1.1rem !important;
}

/* Material Icons */
.material-icons {
    font-size: 24px !important;
    color: var(--accent-color) !important;
    vertical-align: middle !important;
    margin-right: 8px !important;
}

/* Footer */
.footer {
    background-color: var(--bg-dark) !important;
    color: var(--text-light) !important;
    padding: 60px 0 30px !important;
}

.footer h5 {
    color: var(--text-light) !important;
    font-weight: 600 !important;
    margin-bottom: 20px !important;
}

.footer p {
    color: var(--primary-color) !important;
    font-size: 16px !important;
}

.footer ul {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
}

.footer ul li {
    margin-bottom: 10px !important;
    padding-left: 0 !important;
}

.footer ul li::before,
.footer ul li::after {
    display: none !important;
    content: none !important;
}

.footer ul li a {
    color: var(--primary-color) !important;
    text-decoration: none !important;
    transition: color 0.3s ease !important;
}

.footer ul li a:hover {
    color: var(--accent-color) !important;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1) !important;
    margin-top: 40px !important;
    padding-top: 20px !important;
    text-align: center !important;
}

.footer-bottom p {
    color: var(--primary-color) !important;
    margin-bottom: 0 !important;
    font-size: 14px !important;
}

/* Responsive */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background-color: var(--bg-dark) !important;
        padding: 20px !important;
        margin-top: 10px !important;
        border-radius: 8px !important;
    }

    .navbar-nav .btn-cta,
    .navbar-nav .btn-cta-outline {
        margin-top: 10px !important;
        display: block !important;
        text-align: center !important;
    }

    .hero-section h1 {
        font-size: 2rem !important;
    }

    .hero-section {
        min-height: 400px !important;
        padding: 60px 0 !important;
    }
}

@media (max-width: 767.98px) {
    h1 {
        font-size: 1.75rem !important;
    }

    h2 {
        font-size: 1.5rem !important;
    }

    h3 {
        font-size: 1.25rem !important;
    }

    .content-section {
        padding: 40px 0 !important;
    }

    .toc-buttons {
        flex-direction: column !important;
    }

    .toc-buttons .btn-outline-secondary {
        width: 100% !important;
        text-align: center !important;
    }
}

/* Utility Classes */
.text-accent {
    color: var(--accent-color) !important;
}

.bg-accent {
    background-color: var(--accent-color) !important;
}

.bg-dark-custom {
    background-color: var(--bg-dark) !important;
}

/* Remove any potential markers from nav elements */
nav ul,
nav ol,
.navbar ul,
.navbar ol,
footer ul,
footer ol,
.footer ul,
.footer ol {
    list-style: none !important;
    list-style-type: none !important;
    padding-left: 0 !important;
    margin-left: 0 !important;
}

nav li,
.navbar li,
footer li,
.footer li {
    list-style: none !important;
    list-style-type: none !important;
}

nav li::before,
nav li::after,
.navbar li::before,
.navbar li::after,
footer li::before,
footer li::after,
.footer li::before,
.footer li::after {
    display: none !important;
    content: none !important;
}