/* ReviewLab — Editorial Magazine */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#fafafa;--surface:#ffffff;--surface-alt:#f5f5f5;
  --primary:#dc2626;--secondary:#171717;--text:#171717;--muted:#737373;
  --border:#e5e5e5;--radius:0;--ease:cubic-bezier(0.4,0,0.2,1);
  --font-body:'Segoe UI',system-ui,sans-serif;
  --font-display:'Merriweather',Georgia,serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:1100px;margin:0 auto;padding:0 clamp(16px,4vw,32px)}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(250,250,250,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-inner{max-width:1100px;margin:0 auto;padding:0 clamp(16px,4vw,32px);display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.2rem;color:var(--primary)}
.nav-links{display:flex;gap:28px}
.nav-links a{font-size:0.85rem;color:var(--muted);transition:color 0.3s var(--ease);text-transform:uppercase;letter-spacing:1px}
.nav-links a:hover{color:var(--primary)}
.nav-toggle{display:none;background:none;border:none;color:var(--text);cursor:pointer}

/* Hero */
.hero{padding:140px clamp(16px,4vw,32px) 100px;text-align:center}
.hero-kicker{font-size:0.8rem;text-transform:uppercase;letter-spacing:3px;color:var(--primary);font-weight:600;margin-bottom:16px}
.hero h1{font-family:var(--font-display);font-size:clamp(2.5rem,6vw,4.5rem);font-weight:700;line-height:1.1;margin-bottom:24px}
.hero h1 em{font-style:italic;color:var(--primary)}
.hero-sub{color:var(--muted);margin-bottom:40px;font-size:1.05rem;max-width:500px;margin-left:auto;margin-right:auto}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--radius);font-weight:600;font-size:0.9rem;transition:all 0.3s var(--ease);cursor:pointer;border:2px solid transparent}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:#b91c1c;transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--text);border-color:var(--text)}
.btn-outline:hover{background:var(--text);color:var(--bg)}

/* Sections */
.section{padding:clamp(60px,10vw,100px) 0}
.section-alt{background:var(--surface-alt)}
.section-title{font-family:var(--font-display);font-size:clamp(1.8rem,4vw,2.5rem);font-weight:700;margin-bottom:8px}
.section-sub{color:var(--muted);margin-bottom:48px;font-size:1rem}

/* Review Grid */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:32px}
.review-card{background:var(--surface);border:1px solid var(--border);padding:32px;position:relative}
.review-category{font-size:0.75rem;text-transform:uppercase;letter-spacing:2px;color:var(--primary);font-weight:600;margin-bottom:8px}
.review-title{font-family:var(--font-display);font-size:1.3rem;margin-bottom:16px}
.review-score{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.score-circle{width:64px;height:64px;border-radius:50%;background:conic-gradient(var(--primary) calc(var(--score) * 10%), var(--border) 0);display:flex;align-items:center;justify-content:center;position:relative}
.score-circle::before{content:'';position:absolute;inset:4px;background:var(--surface);border-radius:50%}
.score-circle span{position:relative;font-weight:700;font-size:1.1rem}
.score-label{font-size:0.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
.review-text{font-size:0.9rem;color:var(--muted);line-height:1.8;margin-bottom:24px}
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px;padding-top:16px;border-top:1px solid var(--border)}
.pros strong,.cons strong{font-size:0.75rem;text-transform:uppercase;letter-spacing:1px;display:block;margin-bottom:8px}
.pros strong{color:var(--primary)}
.cons strong{color:var(--muted)}
.pros ul,.cons ul{font-size:0.8rem;color:var(--muted);padding-left:16px;list-style:disc}
.pros ul li,.cons ul li{margin-bottom:4px}
.review-footer{font-size:0.75rem;color:var(--muted);border-top:1px solid var(--border);padding-top:12px}

/* Categories */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px}
.cat-card{background:var(--surface);border:1px solid var(--border);padding:24px;text-align:center;transition:border-color 0.3s var(--ease)}
.cat-card:hover{border-color:var(--primary)}
.cat-icon{color:var(--primary);margin-bottom:12px}
.cat-card h3{font-family:var(--font-display);font-size:1rem;margin-bottom:4px}
.cat-card p{font-size:0.75rem;color:var(--muted)}

/* Method */
.method-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:32px}
.method-step{position:relative;padding-left:48px}
.step-number{font-family:var(--font-display);font-size:3rem;font-weight:700;color:var(--border);position:absolute;top:-16px;left:0;line-height:1}
.method-step h3{font-family:var(--font-display);font-size:1.1rem;margin-bottom:8px}
.method-step p{font-size:0.85rem;color:var(--muted);line-height:1.7}

/* What is this */
.what-card{background:var(--surface);border:1px solid var(--border);overflow:hidden}
.what-toggle{width:100%;display:flex;justify-content:space-between;align-items:center;padding:24px;background:none;border:none;color:var(--text);font-size:1.1rem;font-weight:600;cursor:pointer;font-family:var(--font-display)}
.what-toggle .chevron{transition:transform 0.3s var(--ease)}
.what-toggle[aria-expanded="true"] .chevron{transform:rotate(180deg)}
.what-content{max-height:0;overflow:hidden;transition:max-height 0.4s var(--ease);padding:0 24px}
.what-content.open{max-height:500px;padding:0 24px 24px}
.what-content p{color:var(--muted);margin-bottom:16px;line-height:1.7}

/* Footer */
.footer{background:var(--surface);border-top:1px solid var(--border);padding:48px 0 24px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px;margin-bottom:32px}
.footer-col h4{font-family:var(--font-display);font-size:0.9rem;margin-bottom:12px}
.footer-col p,.footer-col a{font-size:0.85rem;color:var(--muted);line-height:1.8}
.footer-col ul li{margin-bottom:6px}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--border);padding-top:20px;text-align:center}
.footer-bottom p{font-size:0.8rem;color:var(--muted)}

/* Reveal */
.reveal{opacity:0;transform:translateY(20px);transition:opacity 0.5s var(--ease),transform 0.5s var(--ease)}
.reveal.visible{opacity:1;transform:translateY(0)}

/* Responsive */
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--surface);flex-direction:column;padding:16px;gap:12px;border-bottom:1px solid var(--border)}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .review-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .method-grid{grid-template-columns:1fr}
  .pros-cons{grid-template-columns:1fr}
}