:root {

    /* Colors */

    --background: #FAFAFA;
    --surface: #FFFFFF;

    --text-primary: #111827;
    --text-secondary: #6B7280;

    --primary: #2563EB;
    --primary-hover: #1D4ED8;

    --success: #10B981;
    --warning: #F59E0B;

    --border: #E5E7EB;

    /* Shadows */

    --shadow-sm: 0 4px 12px rgba(0,0,0,.05);
    --shadow-md: 0 12px 24px rgba(0,0,0,.08);

    /* Radius */

    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;

    /* Spacing */

    --space-1:8px;
    --space-2:16px;
    --space-3:24px;
    --space-4:32px;
    --space-5:48px;
    --space-6:64px;

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

body{

    font-family:'Inter', sans-serif;

    background:#fafafa;

    color:#1a1a1a;

    line-height:1.6;
}

.hero{

    text-align:center;

    padding:40px 20px 24px;
}

.hero h1{

    font-size:2.6rem;

    font-weight:700;

    letter-spacing:-2px;

    margin-bottom:8px;

}

.tagline{

    color:var(--primary);

    font-size:1rem;

    font-weight:600;

    margin-bottom:6px;

}

.subtitle{

    color:var(--text-secondary);

    font-size:.95rem;

    max-width:700px;

    margin:auto;

    margin-bottom:0;

}
.button,
button{

    display:inline-flex;

    align-items:center;

    justify-content:center;

    background:var(--primary);

    color:white;

    border:none;

    padding:18px 36px;

    border-radius:var(--radius-sm);

    cursor:pointer;

    font-size:1rem;

    font-weight:600;

    text-decoration:none;

    transition:.25s ease;

}

.button:hover,
button:hover{

    opacity:.92;

    transform:translateY(-2px);

}

.cards{

    display:grid;

    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));

    gap:25px;

    max-width:1100px;

    margin:auto;

    padding:40px;
}

.card{

    background:var(--surface);

    padding:32px;

    border-radius:var(--radius-md);

    border:1px solid var(--border);

    box-shadow:var(--shadow-sm);

    transition:.25s ease;

}

.card:hover{

    transform:translateY(-6px);

    box-shadow:var(--shadow-md);

}

.trust{

    max-width:900px;

    margin:60px auto;

    padding:20px;
}

.trust ul{

    margin-top:20px;

    padding-left:25px;
}

footer{

    text-align:center;

    padding:40px;

    color:#777;
}

.overall-answer{
    max-width:1150px;
    margin:0 auto 40px auto;
    padding:24px 28px;
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-md);
}

.eyebrow{
    color:var(--primary);
    font-weight:700;
    text-transform:uppercase;
    letter-spacing:.08em;
    margin-bottom:16px;
}

.overall-answer h2{
    font-size:2rem;
    font-weight:800;
    letter-spacing:-1px;
    margin-bottom:8px;
}

.specs{
    color:var(--text-secondary);
    font-size:1.1rem;
    margin-bottom:32px;
}

.price-row{
    display:flex;
    align-items:baseline;
    gap:20px;
    margin-bottom:12px;
}

.price{
    font-size:2.4rem;
    font-weight:800;
    color:var(--text-primary);
}

.retailer{
    font-size:1.2rem;
    color:var(--text-secondary);
}

.verified{
    color:var(--success);
    font-weight:600;
    margin-bottom:24px;
}

.summary{
    font-size:1.05rem;
    max-width:650px;
    margin-bottom:32px;
}

.why-box{
    background:#F9FAFB;
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:18px;
    margin-bottom:24px;
}

.why-box h3{
    margin-bottom:16px;
}

.why-box ul{
    list-style:none;
}

.why-box li{
    margin-bottom:8px;
}

.price-button{
    display:inline-block;
    background:var(--primary);
    color:white;
    text-decoration:none;
    padding:18px 32px;
    border-radius:var(--radius-sm);
    font-weight:700;
    transition:.25s ease;
}

.price-button:hover{
    background:var(--primary-hover);
    transform:translateY(-2px);
}

.overall-topline,
.price-row,
.category-price-row{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:16px;
}

.verification-block{
    display:flex;
    flex-direction:column;
    align-items:flex-end;
}

.verified-time{
    color:#10b981;
    font-weight:700;
    margin:0;
    font-size:.95rem;
}

.verification-details{
    margin-top:4px;
    color:#6b7280;
    font-size:.8rem;
}

.category-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
    max-width:1150px;
    margin:0 auto 32px;
    padding:0 20px;
}

.category-card{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:20px;
    box-shadow:var(--shadow-sm);

    display:flex;
    flex-direction:column;
    min-height:240px;
}

.category-title{
    color:var(--primary);
    font-weight:700;
    margin-bottom:10px;
}

.category-card h3{
    font-size:1rem;
    margin-bottom:8px;
}

.best-for,
.category-specs,
.mini-verified{
    color:var(--text-secondary);
    font-size:.9rem;
    margin-bottom:8px;
    min-height:44px;
}

.category-footer{
    margin-top:auto;
    padding-top:12px;
}

.category-price-row strong{
    font-size:1.4rem;
}

.more-link{
    display:inline-block;
    margin-top:10px;
    color:var(--primary);
    font-weight:700;
    text-decoration:none;
}

.insight-badge{
    display:inline-block;
    background:#ECFDF5;
    color:#047857;
    border:1px solid #A7F3D0;
    padding:8px 12px;
    border-radius:999px;
    font-weight:700;
    margin-bottom:16px;
}

.trust-panel{
    max-width:1100px;
    margin:0 auto 40px;
    padding:24px;
}

.trust-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:16px;
    margin-top:16px;
}

@media(max-width:900px){
    .category-grid,
    .trust-grid{
        grid-template-columns:repeat(2,1fr);
    }
}

@media(max-width:600px){
    .category-grid,
    .trust-grid{
        grid-template-columns:1fr;
    }

    .overall-topline,
    .price-row{
        align-items:flex-start;
        flex-direction:column;
    }
    .verification-block{
        align-items:flex-start;
        margin-top:8px;
    }
}

/* ============================================
   Expandable Comparison Component
============================================ */

.comparison{
    max-width:1150px;
    margin:0 auto 40px;
    padding:0 20px;
}

.comparison-toggle{
    width:100%;

    display:flex;
    justify-content:space-between;
    align-items:center;

    background:var(--surface);
    color:var(--text-primary);

    border:1px solid var(--border);
    border-radius:var(--radius-md);

    padding:18px 24px;

    font-size:1rem;
    font-weight:700;

    cursor:pointer;

    transition:.25s ease;
}

.comparison-toggle:hover{
    background:#fafafa;
}

.comparison-content{

    margin-top:16px;

    border:1px solid var(--border);

    border-radius:var(--radius-md);

    overflow:hidden;

}

.comparison-item{

    display:flex;

    justify-content:space-between;

    align-items:center;

    padding:16px 20px;

    border-bottom:1px solid var(--border);

}

.comparison-item:last-child{

    border-bottom:none;

}

.comparison-info{

    display:flex;

    flex-direction:column;

    gap:4px;

}

.comparison-price{

    display:flex;

    flex-direction:column;

    align-items:flex-end;

}

.comparison-arrow{

    font-size:1.1rem;

    transition:.2s ease;

}

.comparison-toggle{

    user-select:none;

}

.decision-section{

    max-width:1150px;
    margin:56px auto;
    padding:0 20px;

}

.decision-grid{

    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:32px;

}

.decision-card{
    display:flex;

    flex-direction:column;

    min-height:280px;

    background:white;

    border:1px solid var(--border);

    border-radius:var(--radius-md);

    padding:36px;

    transition:.2s ease;

}

.decision-card h3{

    margin-bottom:16px;

}

.decision-card p{

    line-height:1.6;

    color:var(--text-secondary);

}

.decision-icon{
    font-size:2.5rem;
    margin-bottom:20px;
}

.decision-card:hover{

    transform:translateY(-3px);

    box-shadow:var(--shadow-md);

}

.decision-link{

    margin-top:auto;

    font-weight:700;

    letter-spacing:.2px;

    text-decoration:none;

    color:var(--primary);

}

.buying-advice{
    max-width:1150px;
    margin:56px auto;
    padding:32px;
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
}

.buying-advice-summary{
    color:var(--text-secondary);
    max-width:760px;
    margin-bottom:20px;
}

.buying-advice-list{
    display:grid;
    gap:12px;
    padding-left:20px;
}


.faq{

    max-width:1150px;

    margin:56px auto;

    padding:0 20px;

}

.faq-list{

    border:1px solid var(--border);

    border-radius:var(--radius-md);

    overflow:hidden;

}

.faq-item{

    border-bottom:1px solid var(--border);

}

.faq-item:last-child{

    border-bottom:none;

}

.faq-question{

    width:100%;

    display:flex;

    justify-content:space-between;

    align-items:center;

    padding:20px 24px;

    background:white;

    color:var(--text-primary);

    border:none;

    cursor:pointer;

    font-size:1rem;

    font-weight:600;

    text-align:left;

}

.faq-answer{

    padding:0 24px 20px;

    color:var(--text-secondary);

    line-height:1.6;
}

.faq-question:hover{

    background:#f8fafc;

}

.faq-item.open .faq-question{

    background:#f8fafc;

}


.site-footer{
    margin-top:64px;
    padding:48px 20px 24px;
    background:#f8fafc;
    border-top:1px solid var(--border);
    text-align:left;
}

.footer-grid{
    max-width:1150px;
    margin:0 auto;
    display:grid;
    grid-template-columns:2fr 1fr 1fr 1fr;
    text-align:left;
    gap:32px;
}

.site-footer h3,
.site-footer h4{
    margin-bottom:12px;
     font-size:1.3rem;
    font-weight:700;
}

.site-footer p,
.site-footer a{
    color:var(--text-secondary);
    font-size:.95rem;
    line-height:1.6;
}

.site-footer a{
    display:block;
    text-decoration:none;
    margin-bottom:8px;
    text-align:left;
     transition:color .2s ease;
}

.site-footer a:hover{
    color:var(--primary);
}

.footer-bottom{
    max-width:1150px;
    margin:32px auto 0;
    padding-top:24px;
    border-top:1px solid var(--border);
    display:flex;
    justify-content:space-between;
    gap:16px;
}

@media(max-width:700px){
    .footer-grid{
        grid-template-columns:1fr;
    }

    .footer-bottom{
        flex-direction:column;
    }
}

/* ============================================
   About Page
============================================ */

.about-page{
    max-width:1000px;
    margin:0 auto;
    padding:0 20px;
}

.about-section{
    margin:56px 0;
}

.about-section h2{
    margin-bottom:16px;
}

.about-section p{
    color:var(--text-secondary);
    line-height:1.7;
    margin-bottom:16px;
}

.about-highlight{
    color:var(--text-primary) !important;
    font-size:1.2rem;
    font-weight:700;
    max-width:720px;
}

.about-principles{
    display:grid;
    grid-template-columns:repeat(2, 1fr);
    gap:24px;
}

.about-card{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--radius-md);
    padding:28px;
}

.about-card h3{
    margin-bottom:12px;
}

.about-card p{
    margin-bottom:0;
}

.about-list{
    display:grid;
    gap:12px;
    padding-left:20px;
    line-height:1.6;
}

.about-closing{
    margin:64px 0;
    font-size:1.1rem;
    font-weight:700;
}

@media(max-width:700px){
    .about-principles{
        grid-template-columns:1fr;
    }
}


/* ============================================
   Shared Header
============================================ */

.site-header{
    background:white;
    border-bottom:1px solid var(--border);
}

.header-inner{
    max-width:1150px;
    margin:0 auto;
    padding:16px 20px;

    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
}

.header-brand{
    display:flex;
    align-items:center;
    gap:10px;

    color:var(--text-primary);
    text-decoration:none;
}

.header-logo-image{
    display:block;
    width:34px;
    height:34px;
    flex-shrink:0;
}

.header-brand-text{
    display:inline-block;

    font-family:"Inter", Arial, sans-serif;
    font-size:1.05rem;
    font-weight:800;
    font-style:normal;
    font-stretch:normal;
    line-height:1.2;
    letter-spacing:0;
    white-space:nowrap;
}

.header-nav{
    display:flex;
    align-items:center;
    gap:24px;
}

.header-nav a{
    color:var(--text-secondary);
    text-decoration:none;
    font-size:.95rem;
    font-weight:600;
    transition:color .2s ease;
}

.header-nav a:hover{
    color:var(--primary);
}

@media(max-width:700px){
    .header-inner{
        align-items:flex-start;
        flex-direction:column;
        gap:14px;
    }

    .header-nav{
        width:100%;
        gap:18px;
        overflow-x:auto;
        padding-bottom:4px;
    }

    .header-nav a{
        white-space:nowrap;
    }
}

.header-logo-image{
    width:34px;
    height:34px;
    display:block;
}

.about-closing{
    margin-top:3rem;
}

/* ============================================
   404 Page
============================================ */

.error-page{
    min-height:560px;
    max-width:760px;
    margin:0 auto;
    padding:96px 20px;
    text-align:center;

    display:flex;
    flex-direction:column;
    align-items:center;
}

.error-icon{
    width:76px;
    height:76px;
    margin-bottom:20px;
}

.error-code{
    margin:0 0 8px;
    color:var(--primary);
    font-size:.95rem;
    font-weight:800;
    letter-spacing:.16em;
}

.error-page h1{
    margin:0 0 16px;
    font-size:clamp(2.25rem, 6vw, 4rem);
}

.error-message{
    margin:0 0 10px;
    color:var(--text-primary);
    font-size:1.15rem;
    font-weight:600;
}

.error-help{
    max-width:560px;
    margin:0 0 32px;
    color:var(--text-secondary);
    line-height:1.7;
}

.error-home-link{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    text-decoration:none;
}

.error-home-link{
    margin-top:8px;
}
/* Future:
   - Expand animation
   - Leaderboard cards
   - Price differences
*/