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

/* === BASE === */
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,sans-serif;color:var(--color-text);background:var(--color-bg);line-height:1.7}
img{max-width:100%;height:auto;display:block}
a{color:var(--color-primary);text-decoration:none}
a:hover{text-decoration:underline}

/* === LAYOUT === */
.container{max-width:1100px;margin:0 auto;padding:0 1.25rem}
.site-main{min-height:60vh;padding:2rem 0}

/* === HEADER === */
.site-header{background:var(--color-bg);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;height:60px}
.site-header__logo{font-weight:700;font-size:1.25rem;color:var(--color-text);text-decoration:none}
.site-header__logo img{height:32px}
.site-header__name{color:var(--color-primary)}
.site-nav{display:flex;gap:1.5rem}
.site-nav__link{color:var(--color-text);font-size:.9rem;font-weight:500;padding:.25rem 0;border-bottom:2px solid transparent;transition:border-color .2s}
.site-nav__link:hover,.site-nav__link--active{border-bottom-color:var(--color-primary);text-decoration:none;color:var(--color-primary)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:.5rem}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--color-text);margin:5px 0;transition:transform .2s}

@media(max-width:768px){
  .nav-toggle{display:block}
  .site-nav{display:none;position:absolute;top:60px;left:0;right:0;background:var(--color-bg);flex-direction:column;padding:1rem 1.25rem;border-bottom:1px solid var(--color-border);gap:.5rem}
  .site-nav.is-open{display:flex}
  .site-nav__link{padding:.75rem 0;font-size:1rem}
}

/* === FOOTER === */
.site-footer{background:var(--color-surface);border-top:1px solid var(--color-border);padding:3rem 0 2rem;margin-top:4rem}
.site-footer__grid{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.site-footer__name{font-weight:700;font-size:1.1rem;margin-bottom:.25rem}
.site-footer__tagline{color:#6b7280;font-size:.9rem}
.site-footer__nav{display:flex;flex-wrap:wrap;gap:1rem}
.site-footer__nav a{color:var(--color-text);font-size:.9rem}
.site-footer__bottom{margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--color-border);font-size:.8rem;color:#6b7280}
.site-footer__disclosure{margin-bottom:.75rem;font-style:italic}

/* === HERO === */
.hero{background:var(--color-surface);padding:4rem 0;text-align:center;margin-bottom:2rem}
.hero__title{font-size:2.5rem;font-weight:800;color:var(--color-text);margin-bottom:.5rem}
.hero__tagline{font-size:1.2rem;color:#6b7280;max-width:600px;margin:0 auto}
@media(max-width:768px){.hero__title{font-size:1.75rem}.hero__tagline{font-size:1rem}}

/* === SECTION HEADERS === */
.section-header{margin-bottom:2rem}
.section-header h1{font-size:2rem;font-weight:800}
.section-desc{color:#6b7280;margin-top:.5rem;font-size:1.1rem}
.section-title{font-size:1.5rem;font-weight:700;margin-bottom:1.5rem}

/* === ARTICLE GRID === */
.article-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem;margin-bottom:2rem}
.article-grid--small{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.article-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:8px;overflow:hidden;transition:box-shadow .2s}
.article-card:hover{box-shadow:0 4px 12px rgba(0,0,0,.08)}
.article-card__image img{width:100%;height:200px;object-fit:cover}
.article-card__body{padding:1.25rem}
.article-card__section{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-primary)}
.article-card__meta{display:flex;align-items:center;gap:.75rem;font-size:.8rem;color:#6b7280;margin-bottom:.5rem}
.article-card__title{font-size:1.1rem;font-weight:700;line-height:1.3;margin:.5rem 0}
.article-card__title a{color:var(--color-text)}
.article-card__title a:hover{color:var(--color-primary);text-decoration:none}
.article-card__excerpt{font-size:.9rem;color:#6b7280;line-height:1.5}
.article-card__author{font-size:.8rem;color:#6b7280;margin-top:.5rem}

/* === CATEGORY GRID === */
.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}
.category-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;padding:1.5rem;text-align:center;color:var(--color-text);transition:border-color .2s,transform .2s}
.category-card:hover{border-color:var(--color-primary);transform:translateY(-2px);text-decoration:none}
.category-card h3{font-size:1rem;font-weight:600}

/* === ARTICLE === */
.article__header{margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--color-border)}
.article__section-label{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-primary);margin-bottom:.5rem;display:inline-block}
.article__title{font-size:2.25rem;font-weight:800;line-height:1.2;margin-bottom:.75rem}
.article__subtitle{font-size:1.1rem;color:#6b7280;line-height:1.5}
.article__meta{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:.75rem}
.article__hero{margin-bottom:2rem;border-radius:8px;overflow:hidden}
@media(max-width:768px){.article__title{font-size:1.5rem}}

/* === ARTICLE CONTENT === */
.article__content{max-width:720px}
.article__content h2{font-size:1.5rem;font-weight:700;margin:2.5rem 0 1rem;color:var(--color-text)}
.article__content h3{font-size:1.25rem;font-weight:600;margin:2rem 0 .75rem}
.article__content p{margin-bottom:1.25rem}
.article__content ul,.article__content ol{margin-bottom:1.25rem;padding-left:1.5rem}
.article__content li{margin-bottom:.5rem}
.article__content blockquote{border-left:3px solid var(--color-primary);padding:.75rem 1.25rem;margin:1.5rem 0;background:var(--color-surface);border-radius:0 4px 4px 0}
.article__content img{border-radius:8px;margin:1.5rem 0}
.article__content table{width:100%;border-collapse:collapse;margin:1.5rem 0}
.article__content th,.article__content td{padding:.75rem;border:1px solid var(--color-border);text-align:left}
.article__content th{background:var(--color-surface);font-weight:600}
.article__footer{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--color-border)}
.article__tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:2rem}
.content-page{max-width:720px}
.content-page h2{font-size:1.5rem;font-weight:700;margin:2rem 0 1rem}
.content-page p{margin-bottom:1rem}

/* === AUTHOR CARD === */
.author-card{display:flex;align-items:center;gap:.75rem;margin-top:1rem}
.author-card__avatar{width:44px;height:44px;border-radius:50%;object-fit:cover}
.author-card__info{display:flex;flex-wrap:wrap;align-items:center;gap:.25rem .75rem;font-size:.85rem}
.author-card__name{font-weight:600;color:var(--color-text)}
.author-card__role{color:#6b7280}
.author-card__date,.author-card__reading-time{color:#9ca3af;font-size:.8rem}

/* === AUTHOR PROFILE === */
.author-profile{margin-bottom:3rem}
.author-profile__header{display:flex;align-items:center;gap:1.5rem;margin-bottom:1.5rem}
.author-profile__avatar{width:100px;height:100px;border-radius:50%;object-fit:cover}
.author-profile__name{font-size:2rem;font-weight:800}
.author-profile__role{color:var(--color-primary);font-weight:500}
.author-profile__location{color:#6b7280;font-size:.9rem}
.author-profile__bio{font-size:1.05rem;line-height:1.7;margin-bottom:1.5rem;max-width:720px}
.author-profile__expertise h3{font-size:1rem;font-weight:600;margin-bottom:.5rem}
.author-profile__expertise ul{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;padding:0}
.author-profile__expertise li{background:var(--color-surface);border:1px solid var(--color-border);padding:.25rem .75rem;border-radius:20px;font-size:.85rem}

/* === AFFILIATE CARD === */
.affiliate-card{border:1px solid var(--color-border);border-radius:8px;padding:1.5rem;margin:1.5rem 0;display:flex;gap:1.25rem;align-items:flex-start;flex-wrap:wrap}
.affiliate-card__image{width:120px;height:120px;object-fit:contain;border-radius:4px;flex-shrink:0}
.affiliate-card__body{flex:1;min-width:200px}
.affiliate-card__name{font-size:1.1rem;font-weight:700;margin-bottom:.25rem}
.affiliate-card__summary{color:#6b7280;font-size:.9rem;margin:.5rem 0}
.affiliate-card__price{font-weight:700;color:var(--color-primary);font-size:1.1rem}
.affiliate-card__pros,.affiliate-card__cons{list-style:none;padding:0;margin:.5rem 0;font-size:.9rem}
.affiliate-card__pros li::before{content:"✓ ";color:#16a34a;font-weight:700}
.affiliate-card__cons li::before{content:"✗ ";color:#dc2626;font-weight:700}
.affiliate-card__cta{align-self:center;flex-shrink:0}

/* === COMPARISON TABLE === */
.comparison-table-wrapper{overflow-x:auto;margin:1.5rem 0}
.comparison-table{width:100%;border-collapse:collapse;min-width:500px}
.comparison-table th,.comparison-table td{padding:.75rem 1rem;border:1px solid var(--color-border);text-align:center;vertical-align:top}
.comparison-table th{background:var(--color-surface);font-weight:700}
.comparison-table td:first-child,.comparison-table th:first-child{text-align:left;background:var(--color-surface)}
.comparison-table ul{list-style:none;padding:0;text-align:left;font-size:.85rem}
.comparison-table li{margin-bottom:.25rem}

/* === PROS/CONS === */
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin:2rem 0}
.pros-cons__col{padding:1.25rem;border-radius:8px}
.pros-cons__col h3{font-size:1rem;font-weight:700;margin-bottom:.75rem}
.pros-cons__col--pros{background:#f0fdf4;border:1px solid #bbf7d0}
.pros-cons__col--cons{background:#fef2f2;border:1px solid #fecaca}
.pros-cons__col ul{list-style:none;padding:0}
.pros-cons__col--pros li::before{content:"✓ ";color:#16a34a;font-weight:700}
.pros-cons__col--cons li::before{content:"✗ ";color:#dc2626;font-weight:700}
.pros-cons__col li{margin-bottom:.5rem;font-size:.9rem}
@media(max-width:600px){.pros-cons{grid-template-columns:1fr}}

/* === RATING === */
.rating{display:inline-flex;gap:1px;font-size:1rem;color:var(--color-accent)}
.rating__star--full{color:var(--color-accent)}
.rating__star--half{color:var(--color-accent);opacity:.6}
.rating__star--empty{color:var(--color-border)}
.review-score{display:flex;align-items:center;gap:.75rem;padding:1rem;background:var(--color-surface);border-radius:8px;margin-bottom:2rem}
.review-score .rating{font-size:1.5rem}
.review-score__value{font-size:1.5rem;font-weight:800;color:var(--color-text)}

/* === CTA BOX === */
.cta-box{background:var(--color-surface);border:2px solid var(--color-primary);border-radius:8px;padding:2rem;text-align:center;margin:2rem 0}
.cta-box__headline{font-size:1.3rem;font-weight:700;margin-bottom:.5rem}
.cta-box__description{color:#6b7280;margin-bottom:1rem}

/* === VERDICT BOX === */
.verdict-box{background:var(--color-surface);border:2px solid var(--color-primary);border-radius:8px;padding:1.5rem;margin:2rem 0}
.verdict-box h3{font-size:1.1rem;font-weight:700;margin-bottom:.5rem;color:var(--color-primary)}
.verdict-box__winner{font-size:1.2rem;margin-bottom:.5rem}

/* === KEY TAKEAWAYS === */
.key-takeaways{background:linear-gradient(135deg,var(--color-surface),var(--color-bg));border-left:4px solid var(--color-primary);border-radius:0 8px 8px 0;padding:1.5rem 1.5rem 1.5rem 1.75rem;margin-bottom:2rem}
.key-takeaways__title{font-size:1rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--color-primary);margin-bottom:.75rem}
.key-takeaways ul{list-style:none;padding:0}
.key-takeaways li{padding:.35rem 0;padding-left:1.25rem;position:relative;font-size:.95rem}
.key-takeaways li::before{content:"→";position:absolute;left:0;color:var(--color-primary);font-weight:700}

/* === FAQ === */
.faq{margin:2.5rem 0}
.faq__title{font-size:1.5rem;font-weight:700;margin-bottom:1rem}
.faq__item{border:1px solid var(--color-border);border-radius:6px;margin-bottom:.5rem;overflow:hidden}
.faq__question{padding:1rem 1.25rem;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq__question::after{content:"+";font-size:1.2rem;color:#6b7280;transition:transform .2s}
details[open] .faq__question::after{transform:rotate(45deg)}
.faq__question::-webkit-details-marker{display:none}
.faq__answer{padding:0 1.25rem 1rem;color:#4b5563}

/* === TOC === */
.toc{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;padding:1.25rem 1.5rem;margin-bottom:2rem;max-width:720px}
.toc__title{font-size:.9rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.75rem}
.toc nav ul{list-style:none;padding:0}
.toc nav ul ul{padding-left:1.25rem}
.toc nav li{margin:.35rem 0}
.toc nav a{color:var(--color-text);font-size:.9rem}
.toc nav a:hover{color:var(--color-primary)}

/* === ROUNDUP LIST === */
.roundup-overview{margin:2rem 0}
.roundup-list{list-style:none;padding:0;counter-reset:roundup}
.roundup-list__item{display:flex;align-items:center;gap:1rem;padding:1rem;border:1px solid var(--color-border);border-radius:8px;margin-bottom:.75rem}
.roundup-list__rank{font-size:1.5rem;font-weight:800;color:var(--color-primary);min-width:40px;text-align:center}
.roundup-list__info{flex:1}
.roundup-list__info strong{display:block;font-size:1.05rem;margin-bottom:.25rem}
.roundup-list__summary{display:block;font-size:.9rem;color:#6b7280}
.roundup-list__price{font-weight:600;font-size:.9rem;color:var(--color-text)}

/* === RELATED === */
.related{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--color-border)}

/* === NEWSLETTER === */
.newsletter{background:var(--color-surface);border-radius:8px;padding:2.5rem;text-align:center;margin:2rem 0}
.newsletter__title{font-size:1.3rem;font-weight:700;margin-bottom:.5rem}
.newsletter__desc{color:#6b7280;margin-bottom:1.25rem;font-size:.95rem}
.newsletter__form{display:flex;gap:.5rem;max-width:420px;margin:0 auto}
.newsletter__input{flex:1;padding:.6rem 1rem;border:1px solid var(--color-border);border-radius:6px;font-size:.95rem}
.newsletter__input:focus{outline:none;border-color:var(--color-primary)}
@media(max-width:480px){.newsletter__form{flex-direction:column}}

/* === TAXONOMY === */
.taxonomy-list{list-style:none;padding:0;columns:2;gap:1rem}
.taxonomy-list li{margin-bottom:.5rem}
.taxonomy-list a{display:flex;justify-content:space-between;padding:.75rem 1rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;color:var(--color-text)}
.taxonomy-list a:hover{border-color:var(--color-primary);text-decoration:none}
.count{color:#6b7280;font-size:.85rem}
@media(max-width:600px){.taxonomy-list{columns:1}}

/* === BUTTONS === */
.btn{display:inline-block;padding:.6rem 1.5rem;background:var(--color-primary);color:#fff;border-radius:6px;font-weight:600;font-size:.9rem;border:none;cursor:pointer;text-decoration:none;transition:opacity .2s}
.btn:hover{opacity:.9;text-decoration:none;color:#fff}
.btn--small{padding:.4rem 1rem;font-size:.85rem}
.btn--large{padding:.75rem 2rem;font-size:1.05rem}

/* === TAGS === */
.tag{display:inline-block;padding:.2rem .6rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:4px;font-size:.8rem;color:var(--color-text)}
.tag:hover{border-color:var(--color-primary);text-decoration:none}
.tag--small{font-size:.75rem;padding:.15rem .5rem}

/* === PAGINATION === */
.pagination{display:flex;justify-content:center;gap:.5rem;padding:2rem 0}
.pagination li{list-style:none}
.pagination a,.pagination .active{padding:.5rem .9rem;border:1px solid var(--color-border);border-radius:4px;font-size:.9rem}
.pagination .active{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}

/* === ARTICLE LAYOUT WITH SIDEBAR === */
.article-layout{display:flex;gap:2.5rem;align-items:flex-start}
.article-layout .article{flex:1;min-width:0}
.sidebar{width:280px;flex-shrink:0}
@media(max-width:900px){.article-layout{flex-direction:column}.sidebar{width:100%}}

/* === SIDEBAR === */
.sidebar__section{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;padding:1.25rem;margin-bottom:1.25rem}
.sidebar__title{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--color-primary);margin-bottom:.875rem}
.sidebar__related-list{list-style:none;padding:0}
.sidebar__related-item{padding:.6rem 0;border-bottom:1px solid var(--color-border)}
.sidebar__related-item:last-child{border-bottom:none;padding-bottom:0}
.sidebar__related-link{font-size:.9rem;font-weight:600;color:var(--color-text);display:block;margin-bottom:.2rem;line-height:1.3}
.sidebar__related-link:hover{color:var(--color-primary);text-decoration:none}
.sidebar__related-meta{font-size:.75rem;color:#9ca3af}
.sidebar__empty{font-size:.85rem;color:#9ca3af}
.sidebar__tools-list{list-style:none;padding:0}
.sidebar__tool{padding:.6rem 0;border-bottom:1px solid var(--color-border)}
.sidebar__tool:last-child{border-bottom:none;padding-bottom:0}
.sidebar__tool-name{display:block;font-size:.9rem;color:var(--color-text);margin-bottom:.1rem}
.sidebar__tool-desc{display:block;font-size:.8rem;color:#6b7280}
.sidebar__tool-link{display:block;font-size:.75rem;color:#9ca3af;font-style:italic;margin-top:.1rem}

/* === UTILITIES === */
@media print{.site-header,.site-footer,.toc,.newsletter,.related,.cta-box,.sidebar{display:none}.article__content{max-width:none}}

/* === SIDEBAR TOC === */
.sidebar__toc nav ul{list-style:none;padding:0;margin:0}
.sidebar__toc nav ul ul{padding-left:1rem}
.sidebar__toc nav li{margin:.3rem 0}
.sidebar__toc nav a{color:#666;font-size:.85rem;text-decoration:none;line-height:1.4;display:block;padding:2px 0}
.sidebar__toc nav a:hover{color:#E8501A}