/* The Yarn — Editorial Trust Redesign */
/* Surface: Decide/Learn — Decision engine, not blog */
/* Typography: Serif headlines (editorial trust), sans body (readability) */

:root {
    /* Palette: Warm editorial — ink, cream, sage, gold */
    --ink: #1a1a1a;
    --ink-light: #4a4a4a;
    --ink-muted: #7a7a7a;
    --cream: #faf8f2;
    --cream-dark: #f0ece0;
    --white: #ffffff;
    --sage: #2d6a4f;
    --sage-dark: #1b4332;
    --sage-light: #52b788;
    --sage-pale: #d8f3dc;
    --gold: #c8952e;
    --gold-light: #faedcd;
    --gold-pale: #fdf6e3;
    --border: #e0dcd0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --radius: 6px;
    --radius-lg: 10px;
    --max-width: 1160px;
    --font-serif: 'Georgia', 'Noto Serif', 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.65;
    color: var(--ink);
    background: var(--cream);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Skip Link (Accessibility) ── */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    background: var(--sage-dark);
    color: var(--white);
    padding: 0.5rem 1rem;
    z-index: 200;
    font-size: 0.9rem;
}
.skip-link:focus { top: 0; }

/* ── Header ── */
.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
    letter-spacing: -0.5px;
    position: relative;
    padding-bottom: 2px;
}

.logo::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gold);
}

.nav-links {
    display: flex;
    gap: 0.25rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--ink-light);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius);
    transition: background 0.15s, color 0.15s;
}

.nav-links a:hover {
    color: var(--sage-dark);
    background: var(--sage-pale);
}

/* ── Hero: Editorial Decision Surface ── */
.hero {
    background: var(--white);
    border-bottom: 1px solid var(--border);
}

.hero-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 3rem 1.5rem 2.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

.hero-text h1 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    line-height: 1.15;
    color: var(--ink);
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--ink-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.hero-cta-group {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--sage);
    color: var(--white);
    padding: 0.7rem 1.5rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.15s;
}
.btn-primary:hover { background: var(--sage-dark); }

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: transparent;
    color: var(--sage-dark);
    padding: 0.7rem 1.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--sage);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: background 0.15s;
}
.btn-secondary:hover { background: var(--sage-pale); }

/* Best Pick Highlight (the conversion anchor) */
.best-pick {
    background: var(--gold-pale);
    border: 2px solid var(--gold);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    position: relative;
}

.best-pick-badge {
    position: absolute;
    top: -12px;
    left: 1.25rem;
    background: var(--gold);
    color: var(--white);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.75rem;
    border-radius: 3px;
}

.best-pick h3 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    color: var(--ink);
    margin-bottom: 0.4rem;
    margin-top: 0.25rem;
}

.best-pick p {
    color: var(--ink-light);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.best-pick .best-pick-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--sage-dark);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
}
.best-pick .best-pick-link:hover { text-decoration: underline; }

/* ── Trust Bar ── */
.trust-bar {
    background: var(--sage-dark);
    color: var(--white);
    padding: 0.75rem 0;
    font-size: 0.8rem;
}

.trust-bar-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    opacity: 0.9;
}

.trust-item strong { opacity: 1; }

/* ── Main Layout ── */
main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2.5rem 1.5rem;
}

/* ── Section Headers ── */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 1.25rem;
}

.section-header h2 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--ink);
    letter-spacing: -0.3px;
}

.section-header a {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--sage);
    text-decoration: none;
}
.section-header a:hover { text-decoration: underline; }

/* ── Article Cards (Decision Surface) ── */
.article-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.article-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s, transform 0.2s;
    position: relative;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* Card hero image */
.card-image {
    width: 100%;
    height: 160px;
    object-fit: cover;
    background: var(--cream-dark);
}

/* Card pick badge (appears on "best" cards) */
.card-pick {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: var(--gold);
    color: var(--white);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.2rem 0.6rem;
    border-radius: 3px;
    z-index: 2;
}

.card-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.card-tag {
    display: inline-block;
    background: var(--sage-pale);
    color: var(--sage-dark);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.6rem;
    width: fit-content;
}

.card-body h3 {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    line-height: 1.35;
    margin-bottom: 0.4rem;
}

.card-body h3 a {
    color: var(--ink);
    text-decoration: none;
}
.card-body h3 a:hover { color: var(--sage-dark); }

.card-body p {
    color: var(--ink-muted);
    font-size: 0.85rem;
    line-height: 1.5;
    flex: 1;
}

.card-footer {
    padding: 0.75rem 1.25rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-footer .read-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--sage);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}
.card-footer .read-link:hover { text-decoration: underline; }

/* ── Category Grid ── */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.category-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--white);
    padding: 1.25rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: var(--ink);
    transition: box-shadow 0.2s, transform 0.2s;
}

.category-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.category-icon {
    width: 44px;
    height: 44px;
    background: var(--sage-pale);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}

.category-card h3 {
    font-family: var(--font-serif);
    font-size: 0.95rem;
    color: var(--ink);
    margin-bottom: 0.15rem;
}

.category-card .count {
    font-size: 0.75rem;
    color: var(--ink-muted);
}

/* ── Methodology Section ── */
.methodology {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    margin-top: 3rem;
    box-shadow: var(--shadow-sm);
}

.methodology h2 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--ink);
    margin-bottom: 1.5rem;
    text-align: center;
}

.method-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.method-step {
    position: relative;
}

.method-step .step-num {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--sage);
    opacity: 0.2;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.method-step h3 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--ink);
    margin-bottom: 0.3rem;
}

.method-step p {
    font-size: 0.85rem;
    color: var(--ink-muted);
    line-height: 1.5;
}

/* ── Newsletter / CTA Bar ── */
.cta-bar {
    background: linear-gradient(135deg, var(--sage-dark) 0%, var(--sage) 100%);
    color: var(--white);
    padding: 2.5rem 1.5rem;
    text-align: center;
    margin-top: 3rem;
    border-radius: var(--radius-lg);
}

.cta-bar h2 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.cta-bar p {
    opacity: 0.9;
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
}

.cta-bar .btn-primary {
    background: var(--gold);
    color: var(--ink);
    font-weight: 700;
}
.cta-bar .btn-primary:hover { background: #b5842a; }

/* ── Footer ── */
.site-footer {
    background: var(--ink);
    color: rgba(255,255,255,0.7);
    padding: 3rem 1.5rem 1.5rem;
    margin-top: 4rem;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand .logo {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    display: inline-block;
}
.footer-brand .logo::after { background: var(--gold); }

.footer-brand p {
    font-size: 0.85rem;
    line-height: 1.6;
    opacity: 0.7;
}

.footer-col h4 {
    color: var(--white);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.4rem; }
.footer-col ul li a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.15s;
}
.footer-col ul li a:hover { color: var(--white); }

.footer-bottom {
    max-width: var(--max-width);
    margin: 0 auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    opacity: 0.5;
}

/* ── Article Page ── */
.article-page {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2.5rem;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.breadcrumbs {
    grid-column: 1 / -1;
    font-size: 0.8rem;
    color: var(--ink-muted);
    margin-bottom: 0.5rem;
}
.breadcrumbs a { color: var(--sage); text-decoration: none; }
.breadcrumbs a:hover { text-decoration: underline; }

.article-content {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    line-height: 1.8;
}

.article-content h1 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--ink);
    margin-bottom: 0.75rem;
    line-height: 1.25;
    letter-spacing: -0.3px;
}

.article-content .article-meta {
    display: flex;
    gap: 1rem;
    align-items: center;
    font-size: 0.8rem;
    color: var(--ink-muted);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.article-content h2 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    color: var(--ink);
    margin-top: 2.5rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.3rem;
    border-bottom: 2px solid var(--gold);
    display: inline-block;
}

.article-content h3 {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    color: var(--ink);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

.article-content p { margin-bottom: 1.2rem; }
.article-content ul { margin: 1rem 0 1.5rem 1.5rem; }
.article-content li { margin-bottom: 0.5rem; }
.article-content strong { color: var(--ink); }

/* ── Product Cards (in-article) ── */
.product-box {
    background: var(--gold-pale);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin: 2rem 0;
    border-left: 4px solid var(--gold);
    position: relative;
}

.product-box .pick-label {
    position: absolute;
    top: -10px;
    left: 1rem;
    background: var(--gold);
    color: var(--white);
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.2rem 0.6rem;
    border-radius: 3px;
}

.product-box h3 {
    color: var(--ink);
    font-family: var(--font-serif);
    font-size: 1.1rem;
    margin-top: 0.25rem;
    margin-bottom: 0.3rem;
}

.product-box p { font-size: 0.9rem; }

.product-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--sage);
    color: var(--white);
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 0.75rem;
    transition: background 0.15s;
}
.product-btn:hover { background: var(--sage-dark); }

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--gold);
    color: var(--ink);
    padding: 0.8rem 1.5rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    margin: 1rem 0;
    transition: background 0.15s, transform 0.15s;
}
.cta-button:hover { background: #b5842a; transform: translateY(-1px); }

/* ── Comparison Table ── */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9rem;
}

.comparison-table th {
    background: var(--sage-dark);
    color: var(--white);
    padding: 0.65rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.comparison-table td {
    padding: 0.65rem 1rem;
    border-bottom: 1px solid var(--border);
}

.comparison-table tr:nth-child(even) td { background: var(--cream); }

.comparison-table tr:hover td { background: var(--gold-pale); }

/* ── FAQ ── */
.faq-item {
    margin: 1rem 0;
    padding: 1.25rem;
    background: var(--cream);
    border-radius: var(--radius);
    border-left: 3px solid var(--sage);
}

.faq-question {
    font-family: var(--font-serif);
    color: var(--ink);
    font-size: 1rem;
    margin-bottom: 0.4rem;
}
.faq-answer { color: var(--ink-light); font-size: 0.9rem; }

/* ── Sidebar ── */
.sidebar { min-width: 0; }

.sidebar-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.25rem;
}

.sidebar-card h3 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--ink);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gold);
}

.sidebar-card ul { list-style: none; }
.sidebar-card ul li { margin-bottom: 0.5rem; }
.sidebar-card ul li a {
    color: var(--sage-dark);
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}
.sidebar-card ul li a:hover { text-decoration: underline; }
.sidebar-card ul li a .arrow { font-size: 0.75rem; }

.sidebar-card.disclosure {
    background: var(--cream);
    border-left: 3px solid var(--gold);
    font-size: 0.8rem;
    color: var(--ink-muted);
    line-height: 1.5;
}
.sidebar-card.disclosure a { color: var(--sage); font-weight: 600; }

/* ── Category Page ── */
.category-hero {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 2.5rem 1.5rem;
}

.category-hero-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.category-hero h1 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--ink);
    margin-bottom: 0.5rem;
}

.category-hero p {
    color: var(--ink-light);
    font-size: 1.05rem;
    max-width: 600px;
}

/* ── Legal / About Pages ── */
.legal-page, .about-page {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.legal-page h1, .about-page h1 {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--ink);
    margin-bottom: 1.5rem;
}

.legal-page h2 {
    font-size: 1.3rem;
    color: var(--ink);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

.legal-page p { margin-bottom: 1rem; line-height: 1.7; }
.legal-page ul { margin: 0.5rem 0 1.5rem 1.5rem; }
.legal-page li { margin-bottom: 0.3rem; }

.about-page p { margin-bottom: 1.2rem; line-height: 1.8; font-size: 1.05rem; }

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.value-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border-top: 3px solid var(--sage);
}

.value-card h3 {
    font-family: var(--font-serif);
    color: var(--ink);
    margin-bottom: 0.5rem;
}
.value-card p { color: var(--ink-muted); font-size: 0.95rem; }

/* ── Hidden Thread (ARG) ── */
.thread-pull {
    color: inherit;
    text-decoration: none;
    cursor: text;
    transition: color 0.8s ease;
}
.thread-pull:hover { color: var(--sage); }
.thread-pull:active { color: var(--gold); }

/* ── Responsive ── */
@media (max-width: 1024px) {
    .article-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
    .article-page { grid-template-columns: 1fr; }
    .hero-inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav-links { gap: 0; }
    .nav-links a { font-size: 0.8rem; padding: 0.3rem 0.5rem; }
    .hero-text h1 { font-size: 2rem; }
    .article-content { padding: 1.5rem; }
    .article-content h1 { font-size: 1.6rem; }
    .article-content h2 { font-size: 1.25rem; }
    .article-grid { grid-template-columns: 1fr; }
    .category-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; text-align: center; }
    .trust-bar-inner { flex-direction: column; align-items: center; gap: 0.5rem; }
    .method-steps { grid-template-columns: 1fr 1fr; }
    .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}

@media (max-width: 480px) {
    .hero-inner { padding: 2rem 1rem; }
    .hero-text h1 { font-size: 1.75rem; }
    .method-steps { grid-template-columns: 1fr; }
    .comparison-table { font-size: 0.8rem; }
    .comparison-table th, .comparison-table td { padding: 0.5rem 0.5rem; }
}