/* =========================================================
   Universal Review & Rating Platform - Main Stylesheet
   Colorful, responsive, normal human-readable font
========================================================= */

:root{
    --primary:#0E9F6E;
    --primary-dark:#0B7A54;
    --primary-light:#E6F8F1;
    --navy:#1A2B4C;
    --navy-light:#2C406B;
    --accent:#F5A623;
    --accent-soft:#FFF3DE;
    --danger:#E5484D;
    --bg:#F6F8FA;
    --surface:#FFFFFF;
    --text:#1A2B4C;
    --muted:#6B7280;
    --border:#E7EAF0;
    --radius:14px;
    --radius-sm:8px;
    --shadow-sm:0 2px 8px rgba(26,43,76,.06);
    --shadow-md:0 8px 28px rgba(26,43,76,.10);
}

*{box-sizing:border-box;}
html, body{overflow-x:hidden; max-width:100%;}
body{
    margin:0;
    font-family:'Roboto', Arial, sans-serif;
    background:var(--bg);
    color:var(--text);
    line-height:1.65;
    font-size:15px;
    -webkit-font-smoothing:antialiased;
}
a{text-decoration:none; color:var(--primary-dark);}
img{max-width:100%;}
h1,h2,h3{font-weight:700; letter-spacing:-.01em;}

/* ---------- Header ---------- */
.site-header{
    background:var(--navy);
    color:#fff;
    position:sticky; top:0; z-index:999;
    box-shadow:var(--shadow-sm);
}
.header-inner{
    max-width:1200px; margin:0 auto; padding:16px 20px;
    display:flex; align-items:center; justify-content:space-between;
}
.site-logo{
    display:flex; align-items:center; gap:10px;
    font-size:21px; font-weight:700; color:#fff;
}
.site-logo img{height:36px;}

.menu-toggle{
    background:rgba(255,255,255,.12); border:none; border-radius:var(--radius-sm);
    width:42px; height:42px; cursor:pointer; display:flex; flex-direction:column;
    align-items:center; justify-content:center; gap:5px; transition:.2s;
}
.menu-toggle:hover{background:rgba(255,255,255,.2);}
.menu-toggle span{width:20px; height:2.5px; background:#fff; border-radius:2px;}

.main-nav{
    position:absolute; top:100%; right:20px; background:var(--surface); color:var(--text);
    border-radius:var(--radius); box-shadow:var(--shadow-md);
    min-width:230px; padding:10px 0; display:none; flex-direction:column;
    animation:fadeDown .2s ease; border:1px solid var(--border);
}
.main-nav.open{display:flex;}
.main-nav a{
    padding:12px 20px; color:var(--text); font-weight:500; display:flex; gap:10px; align-items:center;
    font-size:14px;
}
.main-nav a:hover{background:var(--primary-light); color:var(--primary-dark);}
.main-nav hr{border:none; border-top:1px solid var(--border); margin:6px 0;}

@keyframes fadeDown{from{opacity:0; transform:translateY(-8px);} to{opacity:1; transform:translateY(0);}}

/* ---------- Buttons ---------- */
.btn{
    display:inline-block; padding:11px 24px; border-radius:var(--radius-sm); font-weight:600;
    cursor:pointer; border:none; font-size:14px; transition:.2s;
}
.btn-primary{background:var(--primary); color:#fff;}
.btn-primary:hover{background:var(--primary-dark); transform:translateY(-1px);}
.btn-outline{background:transparent; border:1.5px solid rgba(255,255,255,.5); color:#fff;}

/* ---------- Cards / Containers ---------- */
.container{max-width:1200px; margin:0 auto; padding:0 20px;}
.card{
    background:var(--surface); border-radius:var(--radius); padding:22px;
    box-shadow:var(--shadow-sm); border:1px solid var(--border);
}

/* ---------- Category Grid ---------- */
.category-grid{
    display:grid; grid-template-columns:repeat(auto-fill,minmax(220px,1fr));
    gap:18px; margin:30px 0;
}
.category-card{
    background:var(--surface); border-radius:var(--radius); padding:24px; text-align:center;
    box-shadow:var(--shadow-sm); transition:.2s; border:1px solid var(--border);
}
.category-card:hover{transform:translateY(-4px); box-shadow:var(--shadow-md); border-color:var(--primary);}
.category-card .icon{
    font-size:26px; color:var(--primary); margin-bottom:12px;
    width:56px; height:56px; background:var(--primary-light); border-radius:50%;
    display:flex; align-items:center; justify-content:center; margin-left:auto; margin-right:auto;
}

/* ---------- Stars ---------- */
.stars{color:var(--accent); font-size:16px; letter-spacing:1px;}
.rating-badge{
    display:inline-flex; align-items:center; gap:5px; background:var(--primary-light);
    color:var(--primary-dark); font-weight:700; padding:4px 10px; border-radius:20px; font-size:13px;
}

/* ---------- Review Card ---------- */
.review-card{
    background:var(--surface); border-radius:var(--radius); padding:18px 20px; margin-bottom:14px;
    box-shadow:var(--shadow-sm); border:1px solid var(--border); border-left:4px solid var(--primary);
}
.review-head{display:flex; align-items:center; gap:12px; margin-bottom:8px;}
.review-avatar{
    width:42px; height:42px; border-radius:50%; background:var(--primary); color:#fff;
    display:flex; align-items:center; justify-content:center; font-weight:700; font-size:16px;
    flex-shrink:0;
}
.review-meta{flex:1; min-width:0;}
.review-meta .rname{font-weight:600; font-size:14px; color:var(--navy);}
.review-meta .rdate{font-size:12px; color:var(--muted);}
.review-reply{
    background:var(--primary-light); padding:12px 14px; border-radius:var(--radius-sm); margin-top:10px;
}

/* ---------- Rating Breakdown Bar ---------- */
.rating-bar-row{display:flex; align-items:center; gap:10px; margin-bottom:6px; font-size:13px;}
.rating-bar-track{flex:1; height:8px; background:var(--border); border-radius:6px; overflow:hidden;}
.rating-bar-fill{height:100%; background:var(--accent); border-radius:6px;}

/* ---------- Footer ---------- */
.site-footer{
    background:var(--navy); color:#B8C2D9; margin-top:60px; padding:45px 20px 20px;
}
.footer-inner{
    max-width:1200px; margin:0 auto; display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:25px;
}
.footer-inner h4{color:#fff; margin-bottom:14px; font-size:16px;}
.footer-inner a{color:#B8C2D9; display:block; margin-bottom:9px; font-size:14px;}
.footer-inner a:hover{color:var(--accent);}
.footer-bottom{
    text-align:center; padding-top:20px; margin-top:25px; border-top:1px solid var(--navy-light);
    font-size:13px; color:#7E8BAB;
}

/* ---------- Captcha ---------- */
.captcha-box{
    display:flex; align-items:center; gap:10px; background:var(--primary-light); padding:10px 14px;
    border-radius:var(--radius-sm); margin:10px 0;
}
.captcha-question{font-weight:700; font-size:16px; color:var(--primary-dark);}
.captcha-refresh{cursor:pointer; font-size:18px; background:none; border:none; color:var(--primary-dark);}
.input-valid{border-color:var(--primary) !important; background:var(--primary-light);}
.input-invalid{border-color:var(--danger) !important; background:#FDECEC;}

/* ---------- Responsive ---------- */
@media (max-width:768px){
    .header-inner{padding:12px 15px;}
    .category-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));}
}