/* ========================================
   CSS CUSTOM PROPERTIES
   ======================================== */
:root {
    --bg-body: #0a0a0f;
    --bg-card: #12121a;
    --bg-table-even: #1a1a2e;
    --bg-table-head: #1a1a2e;
    --text-primary: #e0e0e0;
    --text-muted: #888;
    --text-heading: #ffffff;
    --accent: #3b82f6;
    --accent-hover: #60a5fa;
    --green: #22c55e;
    --red: #ef4444;
    --yellow: #eab308;
    --border: #2a2a3e;
    --font-stack: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --max-width: 1200px;
    --header-height: 60px;
}

/* ========================================
     RESET & BASE
     ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-stack);
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul,
ol {
    list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-heading);
    line-height: 1.3;
    font-weight: 700;
}

h1 {
    font-size: 2.4rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 1.8rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}

h3 {
    font-size: 1.4rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

h4 {
    font-size: 1.15rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
}

/* ========================================
     CONTAINER
     ======================================== */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ========================================
     HEADER & NAVIGATION
     ======================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    height: var(--header-height);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-heading);
    letter-spacing: -0.5px;
    white-space: nowrap;
}

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

.main-nav ul {
    display: flex;
    gap: 2rem;
}

.main-nav a {
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.main-nav a:hover {
    color: var(--text-heading);
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.burger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.burger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.burger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ========================================
     MAIN CONTENT
     ======================================== */
.main-content {
    min-height: calc(100vh - var(--header-height) - 300px);
    padding-top: 2rem;
    padding-bottom: 4rem;
}

/* ========================================
     HERO (Index Page)
     ======================================== */
.hero {
    text-align: center;
    padding: 5rem 1rem 4rem;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    line-height: 1.15;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
     BUTTONS
     ======================================== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    text-align: center;
    transition: all 0.2s ease;
    text-decoration: none;
    line-height: 1.4;
    font-family: var(--font-stack);
}

.btn-primary {
    background-color: var(--accent);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    color: #ffffff;
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
}

.btn-secondary:hover {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

.btn-group {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

/* ========================================
     TOP 3 PICKS (Index Page)
     ======================================== */
.top-picks {
    padding: 3rem 0;
}

.top-picks h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.picks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.pick-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
}

.pick-card .pick-rank {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.pick-card .pick-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 0.25rem;
}

.pick-card .pick-label {
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.pick-card .pick-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    flex-grow: 1;
    margin-bottom: 1.25rem;
}

.pick-card .btn-group {
    margin-top: auto;
}

/* ========================================
     WHAT WE COVER (Index Page)
     ======================================== */
.what-we-cover {
    padding: 3rem 0;
}

.what-we-cover h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.cover-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

.cover-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
}

.cover-card .cover-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.cover-card .cover-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-heading);
}

/* ========================================
     LATEST SECTION (Index Page)
     ======================================== */
.latest-section {
    padding: 3rem 0;
}

.latest-section h2 {
    text-align: center;
    margin-bottom: 1.5rem;
}

.latest-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 600px;
    margin: 0 auto;
}

.latest-links a {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    font-weight: 500;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.latest-links a:hover {
    border-color: var(--accent);
    background-color: rgba(59, 130, 246, 0.05);
}

/* ========================================
     BREADCRUMBS
     ======================================== */
.breadcrumbs {
    padding: 1rem 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.breadcrumbs a {
    color: var(--text-muted);
}

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

.breadcrumbs span {
    margin: 0 0.5rem;
    color: var(--border);
}

/* ========================================
     ARTICLE HEADER
     ======================================== */
.article-header {
    margin-bottom: 2rem;
}

.article-header h1 {
    font-size: 2.2rem;
    margin-bottom: 0.75rem;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.article-meta .meta-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* ========================================
     TWO-COLUMN LAYOUT (Article)
     ======================================== */
.article-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 3rem;
    align-items: start;
}

/* ========================================
     TABLE OF CONTENTS (Sidebar)
     ======================================== */
.toc-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
    max-height: calc(100vh - var(--header-height) - 4rem);
    overflow-y: auto;
}

.toc-sidebar h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 1rem;
    margin-top: 0;
}

.toc-list {
    list-style: none;
}

.toc-list li {
    margin-bottom: 0.4rem;
}

.toc-list a {
    display: block;
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 0.3rem 0.5rem;
    border-left: 2px solid transparent;
    transition: all 0.2s ease;
    line-height: 1.4;
}

.toc-list a:hover {
    color: var(--text-primary);
    border-left-color: var(--border);
}

.toc-list a.active {
    color: var(--accent);
    border-left-color: var(--accent);
    font-weight: 600;
}

/* Mobile TOC toggle */
.toc-mobile-toggle {
    display: none;
    width: 100%;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    margin-bottom: 1rem;
    font-family: var(--font-stack);
}

.toc-mobile-toggle::after {
    content: ' ▾';
    float: right;
}

.toc-mobile-toggle.open::after {
    content: ' ▴';
}

.toc-mobile-content {
    display: none;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.toc-mobile-content.open {
    display: block;
}

.toc-mobile-content .toc-list a {
    padding: 0.5rem 0;
    border-left: none;
    border-bottom: 1px solid var(--border);
}

.toc-mobile-content .toc-list li:last-child a {
    border-bottom: none;
}

/* ========================================
     ARTICLE CONTENT
     ======================================== */
.article-content h2 {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.article-content h2:first-child {
    border-top: none;
    padding-top: 0;
}

.article-content p {
    margin-bottom: 1.1rem;
}

.article-content strong {
    color: var(--text-heading);
    font-weight: 600;
}

.article-content em {
    color: var(--text-muted);
    font-style: italic;
}

/* ========================================
     TABLES
     ======================================== */
.table-wrapper {
    overflow-x: auto;
    margin-bottom: 1.5rem;
    -webkit-overflow-scrolling: touch;
}

.table-wrapper table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    min-width: 700px;
}

.table-wrapper table th,
.table-wrapper table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.table-wrapper table thead th {
    background-color: var(--bg-table-head);
    color: var(--text-heading);
    font-weight: 700;
    position: sticky;
    top: 0;
    z-index: 2;
}

.table-wrapper table tbody tr:nth-child(even) {
    background-color: var(--bg-table-even);
}

.table-wrapper table tbody tr:hover {
    background-color: rgba(59, 130, 246, 0.05);
}

/* Sticky first column on mobile */
.table-wrapper table td:first-child,
.table-wrapper table th:first-child {
    position: sticky;
    left: 0;
    z-index: 1;
    background-color: var(--bg-card);
}

.table-wrapper table thead th:first-child {
    z-index: 3;
    background-color: var(--bg-table-head);
}

.table-wrapper table tbody tr:nth-child(even) td:first-child {
    background-color: var(--bg-table-even);
}

/* FASTVPS row accent */
.table-wrapper table tbody tr.row-accent {
    border-left: 3px solid var(--accent);
}

.table-wrapper table tbody tr.row-accent td:first-child {
    padding-left: calc(1rem - 3px);
}

/* Status icons */
.icon-yes {
    color: var(--green);
    font-weight: 700;
}

.icon-no {
    color: var(--red);
    font-weight: 700;
}

/* ========================================
     PROVIDER CARDS (Reviews)
     ======================================== */
.provider-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2.5rem;
}

.provider-card .provider-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.provider-card .provider-rank {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.provider-card .provider-name {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-heading);
    margin: 0;
}

.provider-card .provider-rating {
    font-size: 1.8rem;
    font-weight: 800;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    line-height: 1;
}

.rating-high {
    color: var(--green);
    background-color: rgba(34, 197, 94, 0.1);
}

.rating-mid {
    color: var(--yellow);
    background-color: rgba(234, 179, 8, 0.1);
}

.rating-low {
    color: var(--red);
    background-color: rgba(239, 68, 68, 0.1);
}

.provider-card .best-for {
    display: inline-block;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.provider-card .pros,
.provider-card .cons {
    margin-bottom: 1.25rem;
}

.provider-card .pros h4,
.provider-card .cons h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
    margin-top: 0;
}

.provider-card .pros h4 {
    color: var(--green);
}

.provider-card .cons h4 {
    color: var(--red);
}

.provider-card .pros ul,
.provider-card .cons ul {
    list-style: none;
    padding: 0;
}

.provider-card .pros ul li,
.provider-card .cons ul li {
    padding: 0.3rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.provider-card .pros ul li::before {
    content: '✅';
    position: absolute;
    left: 0;
    font-size: 0.8rem;
}

.provider-card .cons ul li::before {
    content: '❌';
    position: absolute;
    left: 0;
    font-size: 0.8rem;
}

.provider-card .provider-cta {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}

/* ========================================
     FAQ SECTION
     ======================================== */
.faq-section {
    margin-top: 3rem;
}

.faq-section h2 {
    margin-bottom: 1.5rem;
}

.faq-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 0.75rem;
    overflow: hidden;
}

.faq-item summary {
    padding: 1rem 1.25rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-heading);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.2s ease;
}

.faq-item summary:hover {
    background-color: rgba(59, 130, 246, 0.05);
}

.faq-item summary::after {
    content: '+';
    font-size: 1.25rem;
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq-item[open] summary::after {
    content: '−';
}

.faq-item .faq-answer {
    padding: 0 1.25rem 1.25rem;
    color: var(--text-primary);
    line-height: 1.7;
}

.faq-item .faq-answer p {
    margin-bottom: 0.75rem;
}

.faq-item .faq-answer p:last-child {
    margin-bottom: 0;
}

/* ========================================
     SHARE BLOCK
     ======================================== */
.share-block {
    margin-top: 3rem;
    padding: 1.5rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    text-align: center;
}

.share-block h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    margin-top: 0;
}

.share-links {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.share-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    background-color: var(--bg-table-even);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}

.share-links a:hover {
    border-color: var(--accent);
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent);
}

/* ========================================
     CTA BANNER (after summary table)
     ======================================== */
.cta-banner {
    background-color: var(--bg-card);
    border: 1px solid var(--accent);
    border-radius: 12px;
    padding: 1.5rem 2rem;
    text-align: center;
    margin: 2rem 0;
}

.cta-banner p {
    margin-bottom: 0.75rem;
    font-size: 1.05rem;
    color: var(--text-primary);
}

.cta-banner p:last-child {
    margin-bottom: 0;
}

/* ========================================
     ABOUT PAGE
     ======================================== */
.about-section {
    margin-bottom: 3rem;
}

.about-section h2 {
    margin-bottom: 1rem;
}

.methodology-list {
    list-style: none;
    counter-reset: methodology;
    padding: 0;
}

.methodology-list li {
    counter-increment: methodology;
    padding: 0.75rem 0;
    padding-left: 2.5rem;
    position: relative;
    border-bottom: 1px solid var(--border);
    font-size: 0.95rem;
}

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

.methodology-list li::before {
    content: counter(methodology);
    position: absolute;
    left: 0;
    top: 0.75rem;
    width: 1.75rem;
    height: 1.75rem;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
}

.affiliate-disclosure-full {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    margin-top: 2rem;
}

.affiliate-disclosure-full h3 {
    margin-top: 0;
    color: var(--accent);
}

.contact-section {
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
}

/* ========================================
     FOOTER
     ======================================== */
.site-footer {
    background-color: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 2.5rem 0;
    margin-top: 2rem;
}

.footer-affiliate {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.footer-affiliate p {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

.footer-copy {
    text-align: center;
}

.footer-copy p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

.footer-note {
    font-size: 0.75rem !important;
    color: var(--text-muted);
    opacity: 0.7;
}

/* ========================================
     RESPONSIVE: TABLET
     ======================================== */
@media (max-width: 960px) {
    .article-layout {
        grid-template-columns: 1fr;
    }

    .toc-sidebar {
        display: none;
    }

    .toc-mobile-toggle {
        display: block;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .hero h1 {
        font-size: 2.4rem;
    }
}

/* ========================================
     RESPONSIVE: MOBILE
     ======================================== */
@media (max-width: 640px) {
    body {
        font-size: 16px;
    }

    .burger {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--bg-body);
        padding: 2rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

    .main-nav.open {
        transform: translateX(0);
    }

    .main-nav ul {
        flex-direction: column;
        gap: 1.5rem;
    }

    .main-nav a {
        font-size: 1.25rem;
    }

    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.35rem;
    }

    h3 {
        font-size: 1.15rem;
    }

    .hero {
        padding: 3rem 0.5rem 2.5rem;
    }

    .hero h1 {
        font-size: 1.9rem;
    }

    .hero .subtitle {
        font-size: 1rem;
    }

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

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

    .provider-card {
        padding: 1.25rem;
    }

    .provider-card .provider-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .provider-card .provider-name {
        font-size: 1.3rem;
    }

    .provider-card .provider-rating {
        font-size: 1.4rem;
    }

    .btn-group {
        flex-direction: column;
    }

    .btn-group .btn {
        width: 100%;
        text-align: center;
    }

    .share-links {
        flex-direction: column;
        align-items: stretch;
    }

    .share-links a {
        justify-content: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 0.75rem;
    }
}

/* ========================================
     SCROLLBAR STYLING
     ======================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-body);
}

::-webkit-scrollbar-thumb {
    background-color: var(--border);
    border-radius: 4px;
}

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

/* ========================================
     SELECTION
     ======================================== */
::selection {
    background-color: rgba(59, 130, 246, 0.3);
    color: var(--text-heading);
}