/* =========================================================
   AI Tools Directory Hub - Frontend Styles
   ========================================================= */
:root{
	--aitdh-bg: #0d1526;
	--aitdh-bg-soft: #111b31;
	--aitdh-card: #1a2439;
	--aitdh-card-2: #16203a;
	--aitdh-border: #26314c;
	--aitdh-text: #e7ecf5;
	--aitdh-text-dim: #9aa7c2;
	--aitdh-primary: #1D3A8A;
	--aitdh-primary-2: #1E73BE;
	--aitdh-accent: #2fd480;
	--aitdh-gold: #f5a524;
	--aitdh-danger: #ef4444;
	--aitdh-radius: 14px;
	--aitdh-radius-sm: 8px;
	--aitdh-font: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}

.aitdh-wrap{
	font-family: var(--aitdh-font);
	color: var(--aitdh-text);
	max-width: 1240px;
	margin: 0 auto;
	padding: 24px 16px;
	box-sizing: border-box;
}
.aitdh-wrap *{ box-sizing: border-box; }
.aitdh-wrap a{ text-decoration:none; color:inherit; }

/* ---------- Buttons ---------- */
.aitdh-btn{
	display:inline-flex; align-items:center; justify-content:center; gap:6px;
	padding:10px 18px; border-radius:8px; font-weight:600; font-size:14px;
	background: var(--aitdh-primary-2); color:#fff; border:none; cursor:pointer;
	transition: transform .15s ease, filter .15s ease;
}
.aitdh-btn:hover{ filter:brightness(1.12); transform: translateY(-1px); color:#fff; }
.aitdh-btn-primary{ background: linear-gradient(135deg, var(--aitdh-primary), var(--aitdh-primary-2)); }
.aitdh-btn-outline{ background:transparent; border:1px solid var(--aitdh-border); color: var(--aitdh-text); }
.aitdh-btn-outline:hover{ background: var(--aitdh-card-2); color: var(--aitdh-text); }
.aitdh-btn-block{ width:100%; }
.aitdh-btn-small{ padding:6px 12px; font-size:12px; }
.aitdh-btn-gradient{ background: linear-gradient(90deg,#7b5cff,#1E73BE,#2fd480); }

/* ---------- Hero / Directory ---------- */
.aitdh-hero{ text-align:center; padding: 30px 10px 20px; }
.aitdh-hero-badge{
	display:inline-block; background: var(--aitdh-card); border:1px solid var(--aitdh-border);
	padding:6px 16px; border-radius: 999px; font-size:13px; color:var(--aitdh-text-dim); margin-bottom:14px;
}
.aitdh-hero-title{ font-size: clamp(26px,4vw,42px); font-weight:800; margin: 6px 0; }
.aitdh-hero-sub{ color: var(--aitdh-text-dim); font-size:15px; margin-bottom: 22px; }

.aitdh-search-bar{
	display:flex; flex-wrap:wrap; gap:10px; justify-content:center; align-items:center;
	background: var(--aitdh-card); border:1px solid var(--aitdh-border); border-radius: 16px;
	padding: 14px; max-width: 900px; margin: 0 auto;
}
.aitdh-search-input{
	display:flex; align-items:center; gap:8px; background: var(--aitdh-bg-soft);
	border:1px solid var(--aitdh-border); border-radius:10px; padding:10px 14px; flex:1 1 260px; min-width:200px;
}
.aitdh-search-input svg{ opacity:.6; flex-shrink:0; }
.aitdh-search-input input{
	background:transparent; border:none; outline:none; color:var(--aitdh-text); width:100%; font-family:inherit; font-size:14px;
}
#aitdh-category-select{
	background: var(--aitdh-bg-soft); color:var(--aitdh-text); border:1px solid var(--aitdh-border);
	border-radius:10px; padding:10px 14px; font-family:inherit; font-size:14px;
}
.aitdh-filter-pills{ display:flex; flex-wrap:wrap; gap:8px; }
.aitdh-pill{
	background: var(--aitdh-bg-soft); border:1px solid var(--aitdh-border); color:var(--aitdh-text-dim);
	padding:8px 14px; border-radius:999px; font-size:13px; cursor:pointer; transition:.15s;
}
.aitdh-pill:hover{ color:#fff; border-color: var(--aitdh-primary-2); }
.aitdh-pill.is-active{ background: var(--aitdh-primary-2); color:#fff; border-color: var(--aitdh-primary-2); }

.aitdh-stats-row{ margin-top:16px; color:var(--aitdh-text-dim); font-size:14px; }
.aitdh-stats-row strong{ color:var(--aitdh-text); }
.aitdh-stats-row .dot{ margin:0 8px; opacity:.5; }

/* ---------- Grid & Cards ---------- */
.aitdh-grid{
	display:grid; grid-template-columns: repeat(var(--aitdh-cols, 4), 1fr); gap:18px; margin-top: 26px;
}
@media (max-width: 1024px){ .aitdh-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px){ .aitdh-grid{ grid-template-columns: 1fr; } }

.aitdh-card{
	position:relative; background: var(--aitdh-card); border:1px solid var(--aitdh-border);
	border-radius: var(--aitdh-radius); padding:16px; display:flex; flex-direction:column; gap:10px;
	transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.aitdh-card:hover{ transform: translateY(-4px); border-color: var(--aitdh-primary-2); box-shadow: 0 10px 30px rgba(30,115,190,.18); }

.aitdh-card-type{
	position:absolute; top:12px; inset-inline-end:12px; font-size:11px; padding:3px 10px; border-radius:999px; font-weight:600;
}
.aitdh-type-free{ background:#124d34; color:#4ade80; }
.aitdh-type-freemium{ background:#4d3a12; color:#f5a524; }
.aitdh-type-paid{ background:#4d1414; color:#f87171; }
.aitdh-type-free_trial{ background:#241a4d; color:#a78bfa; }

.aitdh-card-head{ display:flex; align-items:center; gap:10px; }
.aitdh-card-icon{ width:48px; height:48px; border-radius:10px; overflow:hidden; flex-shrink:0; background:var(--aitdh-card-2); display:flex; align-items:center; justify-content:center; }
.aitdh-card-icon img{ width:100%; height:100%; object-fit:cover; }
.aitdh-icon-fallback{ font-size:22px; }
.aitdh-card-headinfo{ display:flex; flex-direction:column; overflow:hidden; }
.aitdh-card-title{ font-weight:700; font-size:15px; display:flex; align-items:center; gap:5px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.aitdh-card-cat{ font-size:11.5px; color:var(--aitdh-text-dim); }
.aitdh-card-desc{ font-size:13px; color:var(--aitdh-text-dim); line-height:1.6; min-height:40px; }

.aitdh-verified{ display:inline-flex; align-items:center; justify-content:center; width:16px; height:16px; border-radius:50%; font-size:10px; color:#fff; flex-shrink:0; }
.aitdh-verified-blue{ background: var(--aitdh-primary-2); }
.aitdh-verified-gold{ background: var(--aitdh-gold); }

.aitdh-card-footer{ display:flex; align-items:center; justify-content:space-between; }
.aitdh-card-votes{ font-size:13px; color: var(--aitdh-accent); font-weight:700; }

.aitdh-card-actions{ display:flex; align-items:center; gap:8px; }
.aitdh-fav-btn{
	background: var(--aitdh-bg-soft); border:1px solid var(--aitdh-border); color:var(--aitdh-text-dim);
	width:38px; height:38px; border-radius:8px; cursor:pointer; font-size:16px; flex-shrink:0; transition:.15s;
}
.aitdh-fav-btn:hover{ color: var(--aitdh-gold); }
.aitdh-fav-btn.is-active{ color: var(--aitdh-gold); border-color: var(--aitdh-gold); }
.aitdh-fav-lg{ width:44px; height:44px; font-size:20px; }

/* ---------- Stars ---------- */
.aitdh-stars{ display:inline-flex; align-items:center; gap:6px; font-size:12px; }
.aitdh-stars-track{ position:relative; width:80px; height:14px; background: repeating-linear-gradient(90deg, transparent, transparent 14px); }
.aitdh-stars-track:before, .aitdh-stars-track:after{ content:'★★★★★'; position:absolute; top:0; left:0; letter-spacing:2px; font-size:14px; line-height:1; }
.aitdh-stars-track:before{ color:#3a4460; }
.aitdh-stars-fill{ position:absolute; top:0; left:0; height:100%; overflow:hidden; display:block; }
.aitdh-stars-fill:before{ content:'★★★★★'; color: var(--aitdh-gold); letter-spacing:2px; font-size:14px; line-height:14px; white-space:nowrap; }
.aitdh-stars-legend{ color: var(--aitdh-text-dim); }
.aitdh-stars-count{ color: var(--aitdh-text-dim); }

/* ---------- Load more / no results ---------- */
.aitdh-load-more-wrap{ text-align:center; margin-top:30px; }
.aitdh-no-results{ grid-column: 1/-1; text-align:center; color: var(--aitdh-text-dim); padding:30px; }

/* ---------- Categories Showcase (home) ---------- */
.aitdh-showcase-label{ text-align:center; color:var(--aitdh-text-dim); letter-spacing:2px; font-size:12px; text-transform:uppercase; margin-bottom:20px; }
.aitdh-showcase-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:18px; }
@media (max-width: 900px){ .aitdh-showcase-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .aitdh-showcase-grid{ grid-template-columns: 1fr; } }
.aitdh-showcase-col{ background: var(--aitdh-card); border:1px solid var(--aitdh-border); border-radius: var(--aitdh-radius); padding:16px; }
.aitdh-showcase-col h3{ font-size:15px; border-bottom:2px solid var(--aitdh-primary-2); padding-bottom:10px; margin:0 0 10px; }
.aitdh-showcase-col ul{ list-style:none; margin:0; padding:0; max-height:260px; overflow-y:auto; }
.aitdh-showcase-col li{ display:flex; align-items:center; gap:8px; padding:6px 0; font-size:13px; border-bottom:1px dashed var(--aitdh-border); }
.aitdh-showcase-col li img{ width:20px; height:20px; border-radius:5px; object-fit:cover; }
.aitdh-idx{ color:var(--aitdh-text-dim); width:16px; }
.aitdh-showcase-more{ display:block; text-align:center; margin-top:12px; padding-top:10px; border-top:1px solid var(--aitdh-border); font-size:12px; color: var(--aitdh-primary-2); }

/* ---------- Featured / Ads block ---------- */
.aitdh-block-title{ font-size:22px; font-weight:800; text-align:center; margin-bottom:20px; }
.aitdh-featured-grid{ display:grid; grid-template-columns: repeat(var(--aitdh-cols,4),1fr); gap:16px; }
@media (max-width: 900px){ .aitdh-featured-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .aitdh-featured-grid{ grid-template-columns: 1fr; } }

.aitdh-featured-card{
	position:relative; background: linear-gradient(160deg, var(--aitdh-card), var(--aitdh-card-2));
	border:1px solid var(--aitdh-primary-2); border-radius: var(--aitdh-radius); padding:18px; text-align:center;
}
.aitdh-featured-flag{ position:absolute; top:-10px; left:50%; transform:translateX(-50%); background: var(--aitdh-gold); color:#1a1a1a; font-size:11px; font-weight:700; padding:3px 12px; border-radius:999px; }
.aitdh-featured-icon{ width:56px; height:56px; margin: 10px auto 8px; border-radius:12px; overflow:hidden; background:var(--aitdh-bg-soft); display:flex; align-items:center; justify-content:center; }
.aitdh-featured-icon img{ width:100%; height:100%; object-fit:cover; }
.aitdh-featured-title{ display:flex; align-items:center; justify-content:center; gap:5px; font-weight:700; margin-bottom:6px; }
.aitdh-featured-desc{ font-size:12.5px; color:var(--aitdh-text-dim); margin: 8px 0 14px; line-height:1.6; }

/* ---------- Sidebar Alternatives ---------- */
.aitdh-sidebar-alternatives{ background: var(--aitdh-card); border:1px solid var(--aitdh-border); border-radius: var(--aitdh-radius); padding:16px; margin-bottom:18px; }
.aitdh-alt-header{ display:flex; align-items:center; gap:8px; font-size:14px; font-weight:700; margin-bottom:14px; border-bottom:1px solid var(--aitdh-border); padding-bottom:10px; }
.aitdh-alt-icon{ color: var(--aitdh-primary-2); }
.aitdh-alt-item{ position:relative; padding:12px 0; border-bottom:1px dashed var(--aitdh-border); }
.aitdh-alt-item:last-of-type{ border-bottom:none; }
.aitdh-alt-type{ float:right; font-size:10px; padding:2px 8px; border-radius:999px; font-weight:600; }
.aitdh-alt-title-row{ display:flex; align-items:center; gap:8px; font-weight:600; font-size:13.5px; margin-bottom:6px; }
.aitdh-alt-title-row img{ border-radius:6px; }
.aitdh-alt-desc{ font-size:12px; color: var(--aitdh-text-dim); margin: 6px 0; line-height:1.6; }
.aitdh-alt-bottom{ display:flex; align-items:center; justify-content:space-between; margin-top:8px; }
.aitdh-alt-votes{ font-size:12px; color: var(--aitdh-accent); font-weight:700; }

/* ---------- Single Tool Page ---------- */
.aitdh-breadcrumb{ font-size:13px; color: var(--aitdh-text-dim); margin-bottom:16px; }
.aitdh-breadcrumb a{ color: var(--aitdh-text-dim); }
.aitdh-breadcrumb a:hover{ color: var(--aitdh-primary-2); }

.aitdh-card-ai{ background: var(--aitdh-card); border:1px solid var(--aitdh-border); border-radius: var(--aitdh-radius); padding:22px; overflow:hidden; }

.aitdh-header{ display:flex; align-items:flex-start; justify-content:space-between; flex-wrap:wrap; gap:16px; }
.aitdh-header-left{ display:flex; gap:14px; align-items:flex-start; }
.aitdh-header-icon{ width:64px; height:64px; border-radius:14px; overflow:hidden; background: var(--aitdh-bg-soft); flex-shrink:0; }
.aitdh-header-icon img{ width:100%; height:100%; object-fit:cover; }
.aitdh-titver{ display:flex; align-items:center; gap:8px; }
.aitdh-titver h1{ font-size:24px; margin:0; font-weight:800; }
.aitdh-header-sub{ display:flex; align-items:center; gap:14px; margin-top:8px; flex-wrap:wrap; font-size:13px; color: var(--aitdh-text-dim); }
.aitdh-rank a{ color: var(--aitdh-primary-2); }

.aitdh-header-right{ display:flex; align-items:center; gap:10px; }
.aitdh-share-wrap{ position:relative; }
.aitdh-share-btn{ background: var(--aitdh-bg-soft); border:1px solid var(--aitdh-border); color:var(--aitdh-text); width:44px; height:44px; border-radius:8px; cursor:pointer; font-size:16px; }
.aitdh-share-popup{ display:none; position:absolute; top:52px; inset-inline-end:0; background: var(--aitdh-card-2); border:1px solid var(--aitdh-border); border-radius:10px; padding:10px; z-index:20; min-width:160px; box-shadow:0 12px 30px rgba(0,0,0,.4); }
.aitdh-share-popup.is-open{ display:block; }
.aitdh-share-popup a, .aitdh-share-popup button{ display:block; width:100%; text-align:start; padding:8px 10px; border-radius:6px; font-size:13px; color:var(--aitdh-text); background:transparent; border:none; cursor:pointer; }
.aitdh-share-popup a:hover, .aitdh-share-popup button:hover{ background: var(--aitdh-bg-soft); }

.aitdh-grad-bar{ height:4px; border-radius:4px; margin:18px 0; background: linear-gradient(90deg,#f5a524,#1E73BE,#7b5cff); }

.aitdh-quote{ font-size:16px; font-style:italic; color: var(--aitdh-text-dim); background: var(--aitdh-bg-soft); border-inline-start:3px solid var(--aitdh-primary-2); padding:14px 18px; border-radius:8px; margin-bottom:18px; }

.aitdh-body{ display:grid; grid-template-columns: 1fr 1.15fr; gap:24px; }
@media (max-width: 860px){ .aitdh-body{ grid-template-columns: 1fr; } }

.aitdh-meta-row{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:16px; }
.aitdh-badge{ font-size:12px; font-weight:600; padding:6px 12px; border-radius:999px; background: var(--aitdh-bg-soft); border:1px solid var(--aitdh-border); }
.aitdh-badge-week{ background:#3a2a12; color:#f5a524; border-color:#5c3d16; }
.aitdh-badge-verified{ background:#12324d; color:#5fb9f5; border-color:#1a4d75; }
.aitdh-badge-views{ color: var(--aitdh-accent); }

.aitdh-links-row{ display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
.aitdh-links-label{ font-size:12px; color:var(--aitdh-text-dim); text-transform:uppercase; letter-spacing:1px; width:100%; margin-bottom:4px; }
.aitdh-link-btn{ display:flex; align-items:center; gap:6px; background: var(--aitdh-bg-soft); border:1px solid var(--aitdh-border); padding:8px 12px; border-radius:8px; font-size:13px; transition:.15s; }
.aitdh-link-btn:hover{ border-color: var(--aitdh-primary-2); color: var(--aitdh-primary-2); }
.aitdh-link-btn img{ border-radius:4px; }

.aitdh-gallery-main{ border-radius:12px; overflow:hidden; border:1px solid var(--aitdh-border); }
.aitdh-gallery-main img{ width:100%; display:block; }
.aitdh-gallery-thumbs{ display:flex; gap:8px; margin-top:8px; overflow-x:auto; }
.aitdh-gallery-thumbs img{ width:70px; height:70px; object-fit:cover; border-radius:8px; cursor:pointer; border:2px solid transparent; opacity:.7; transition:.15s; }
.aitdh-gallery-thumbs img:hover{ opacity:1; border-color: var(--aitdh-primary-2); }

.aitdh-tags-row{ display:flex; flex-wrap:wrap; gap:8px; margin-top:12px; }
.aitdh-tag{ font-size:12px; background: var(--aitdh-bg-soft); border:1px solid var(--aitdh-border); padding:5px 12px; border-radius:999px; color:var(--aitdh-text-dim); }
.aitdh-tag:hover{ color: var(--aitdh-primary-2); border-color: var(--aitdh-primary-2); }

.aitdh-card-footer-bar{ display:flex; align-items:center; gap:14px; margin-top:20px; padding-top:16px; border-top:1px solid var(--aitdh-border); }
.aitdh-popular-badge{ font-size:18px; }
.aitdh-vote-btn{ display:flex; align-items:center; gap:6px; background: var(--aitdh-bg-soft); border:1px solid var(--aitdh-border); color: var(--aitdh-accent); font-weight:700; padding:8px 16px; border-radius:999px; cursor:pointer; transition:.15s; }
.aitdh-vote-btn:hover{ border-color: var(--aitdh-accent); }
.aitdh-vote-btn.is-voted{ background: var(--aitdh-accent); color:#062; }

/* ---------- Columns (content + sidebar) ---------- */
.aitdh-columns{ display:grid; grid-template-columns: 2.2fr 1fr; gap:24px; margin-top:24px; align-items:start; }
@media (max-width: 900px){ .aitdh-columns{ grid-template-columns: 1fr; } }
.aitdh-article-content{ background: var(--aitdh-card); border:1px solid var(--aitdh-border); border-radius: var(--aitdh-radius); padding:28px; line-height:1.9; }
.aitdh-article-content h2{ font-size:22px; margin-top:34px; border-inline-start:4px solid var(--aitdh-primary-2); padding-inline-start:12px; }
.aitdh-article-content h3{ font-size:17px; margin-top:22px; color: var(--aitdh-primary-2); }
.aitdh-article-content p{ color: var(--aitdh-text-dim); margin:12px 0; }
.aitdh-article-content ul{ color: var(--aitdh-text-dim); }
.aitdh-article-content a{ color: var(--aitdh-primary-2); text-decoration:underline; }

.aitdh-more-like{ margin-top:20px; font-size:13px; color:var(--aitdh-text-dim); }
.aitdh-more-like a{ color: var(--aitdh-primary-2); }
.aitdh-human-written{ font-size:12px; color:var(--aitdh-text-dim); text-align:center; margin-top:16px; }

.aitdh-col-side > *{ margin-bottom:18px; }

.aitdh-ad-slot{ background: var(--aitdh-bg-soft); border:1px dashed var(--aitdh-border); border-radius:12px; padding:12px; text-align:center; font-size:12px; color:var(--aitdh-text-dim); }
.aitdh-ad-top{ margin-bottom:18px; }

.aitdh-embed-badge{ text-align:center; margin-top:30px; }

/* Toast */
.aitdh-toast{ position:fixed; bottom:24px; left:50%; transform:translateX(-50%) translateY(20px); background:#111; color:#fff; padding:10px 20px; border-radius:8px; font-size:13px; opacity:0; pointer-events:none; transition:.25s; z-index:9999; }
.aitdh-toast.is-visible{ opacity:1; transform:translateX(-50%) translateY(0); }

/* RTL fine-tuning */
body.ltr .aitdh-alt-type{ float:left; }