/* ============================================================
   aitoolcluster — Frontend Stylesheet (Redesigned)
   ============================================================ */

:root {
  --purple: #6D28D9;
  --purple-light: #A78BFA;
  --purple-soft: #EDE9FE;
  --blue: #2563EB;
  --navy: #0F172A;
  --text: #1E293B;
  --text-secondary: #64748B;
  --bg: #FFFFFF;
  --bg-alt: #F8FAFC;
  --bg-lavender: #F5F3FF;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  --card-bg: #FFFFFF;
  --card-shadow: 0 1px 2px rgba(15,23,42,.04), 0 2px 8px rgba(15,23,42,.03);
  --card-shadow-hover: 0 8px 24px rgba(109,40,217,.08), 0 2px 8px rgba(15,23,42,.04);
  --gradient: linear-gradient(135deg, #6D28D9 0%, #2563EB 100%);
  --gradient-soft: linear-gradient(160deg, #F5F3FF 0%, #EFF6FF 50%, #F8FAFC 100%);
  --radius: 14px;
  --radius-sm: 10px;
  --radius-pill: 100px;
  --container: 1200px;
  --header-h: 64px;
  --font-display: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --transition: .2s cubic-bezier(.4,0,.2,1);
}
[data-theme="dark"] {
  --text: #E2E8F0; --text-secondary: #94A3B8; --bg: #0B1120; --bg-alt: #111827;
  --bg-lavender: #1a1333; --border: #1E293B; --border-light: #1E293B;
  --card-bg: #151D2E; --purple-soft: #1a1040;
  --card-shadow: 0 1px 3px rgba(0,0,0,.2); --card-shadow-hover: 0 8px 24px rgba(109,40,217,.15);
  --gradient-soft: linear-gradient(160deg, #0f0d1a 0%, #0c1425 50%, #0B1120 100%);
}

/* ── Reset ───────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}img{max-width:100%;display:block}
button,input{font-family:inherit;border:none;outline:none}ul{list-style:none}

/* ── Layout ──────────────────────────────────────────────── */
.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:80px 0}
.section-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:36px;gap:16px;flex-wrap:wrap}
.section-header-text h2{font-family:var(--font-display);font-size:28px;font-weight:800;color:var(--text);line-height:1.2;letter-spacing:-.02em}
.section-header-text p{color:var(--text-secondary);margin-top:6px;font-size:15px;max-width:480px}
.section-link{font-size:13px;font-weight:600;color:var(--purple);display:flex;align-items:center;gap:5px;white-space:nowrap;transition:var(--transition)}
.section-link:hover{gap:8px}
.gradient-text{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

/* ── Buttons ─────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;gap:7px;padding:11px 24px;border-radius:var(--radius-pill);font-weight:600;font-size:13px;cursor:pointer;transition:var(--transition);border:none;white-space:nowrap;letter-spacing:.01em}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 2px 10px rgba(109,40,217,.2)}
.btn-primary:hover{box-shadow:0 6px 20px rgba(109,40,217,.3);transform:translateY(-1px)}
.btn-secondary{background:var(--card-bg);color:var(--text);border:1.5px solid var(--border)}
.btn-secondary:hover{border-color:var(--purple-light);color:var(--purple)}
.btn-sm{padding:8px 16px;font-size:12px}

/* ── Badges ──────────────────────────────────────────────── */
.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 12px;border-radius:var(--radius-pill);font-size:11px;font-weight:600;letter-spacing:.02em}
.badge-category{background:var(--purple-soft);color:var(--purple)}
.badge-freemium,.badge-free{background:#ECFDF5;color:#059669}
.badge-paid{background:#FEF3C7;color:#B45309}
[data-theme="dark"] .badge-freemium,[data-theme="dark"] .badge-free{background:#064E3B}
[data-theme="dark"] .badge-paid{background:#78350F}

/* ── Animations ──────────────────────────────────────────── */
.fade-up{opacity:0;transform:translateY(24px);transition:opacity .5s ease,transform .5s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* ============================================================
   HEADER
   ============================================================ */
.header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-light);height:var(--header-h);transition:background var(--transition)}
[data-theme="dark"] .header{background:rgba(11,17,32,.92)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%}
.logo{display:flex;align-items:center;font-family:var(--font-display);font-weight:800;font-size:21px}
.logo-text{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.desktop-nav{display:flex;align-items:center;gap:2px}
.desktop-nav a{padding:8px 14px;border-radius:8px;font-size:13px;font-weight:500;color:var(--text-secondary);transition:var(--transition)}
.desktop-nav a:hover{color:var(--purple);background:var(--purple-soft)}
.header-actions{display:flex;align-items:center;gap:6px}
.icon-btn{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;background:transparent;color:var(--text-secondary);transition:var(--transition);font-size:15px;border:none}
.icon-btn:hover{background:var(--purple-soft);color:var(--purple)}
.sign-in-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:var(--radius-pill);background:var(--gradient);color:#fff;font-weight:600;font-size:12px;cursor:pointer;transition:var(--transition);border:none}
.sign-in-btn:hover{box-shadow:0 4px 14px rgba(109,40,217,.25)}
.hamburger{display:none;background:none;border:none;cursor:pointer;color:var(--text);font-size:20px;padding:6px}
.mobile-nav{display:none;position:fixed;top:var(--header-h);left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);padding:12px 20px 20px;z-index:999;box-shadow:0 12px 32px rgba(0,0,0,.06);transform:translateY(-8px);opacity:0;transition:var(--transition)}
.mobile-nav.open{display:block;transform:translateY(0);opacity:1}
.mobile-nav a{display:block;padding:12px 0;font-size:14px;font-weight:500;color:var(--text);border-bottom:1px solid var(--border-light)}
.mobile-nav a:last-child{border-bottom:none}

/* ============================================================
   HERO
   ============================================================ */
.hero{padding:64px 0 56px;background:var(--gradient-soft);position:relative;overflow:hidden;text-align:center}
.hero::before{content:'';position:absolute;top:-200px;right:-100px;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(109,40,217,.06) 0%,transparent 65%);pointer-events:none}
.hero::after{content:'';position:absolute;bottom:-150px;left:-80px;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(37,99,235,.05) 0%,transparent 65%);pointer-events:none}
.hero-pill{display:inline-flex;align-items:center;gap:7px;padding:7px 18px;border-radius:var(--radius-pill);background:rgba(109,40,217,.06);border:1px solid rgba(109,40,217,.12);font-size:12px;font-weight:600;color:var(--purple);margin-bottom:24px}
[data-theme="dark"] .hero-pill{background:rgba(109,40,217,.15)}
.hero h1{font-family:var(--font-display);font-size:clamp(30px,4.5vw,48px);font-weight:800;line-height:1.12;color:var(--text);margin-bottom:16px;max-width:640px;margin-left:auto;margin-right:auto;letter-spacing:-.03em}
.hero-desc{font-size:16px;color:var(--text-secondary);max-width:560px;margin:0 auto 32px;line-height:1.6}

/* Search */
.search-wrap{position:relative;max-width:680px;margin:0 auto 24px}
.search-bar{display:flex;align-items:center;background:var(--card-bg);border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(15,23,42,.05),0 0 0 1px var(--border);transition:box-shadow var(--transition)}
.search-bar:focus-within{box-shadow:0 2px 16px rgba(109,40,217,.1),0 0 0 2px var(--purple-light)}
.search-bar input{flex:1;padding:16px 18px 16px 46px;font-size:14px;background:transparent;color:var(--text);min-width:0}
.search-bar input::placeholder{color:var(--text-secondary)}
.search-icon-left{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-secondary);font-size:15px;pointer-events:none;z-index:2}
.search-btn{padding:10px 22px;margin:5px;background:var(--gradient);color:#fff;border-radius:8px;font-weight:600;font-size:13px;cursor:pointer;border:none;transition:var(--transition);white-space:nowrap}
.search-btn:hover{box-shadow:0 4px 12px rgba(109,40,217,.25)}
.search-btn .btn-icon{display:none}
.search-results{display:none;position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--card-bg);border-radius:12px;box-shadow:var(--card-shadow-hover);border:1px solid var(--border);max-height:340px;overflow-y:auto;z-index:50}
.search-results.active{display:block}
.search-result-item{display:flex;align-items:center;gap:12px;padding:12px 18px;cursor:pointer;transition:var(--transition)}
.search-result-item:hover{background:var(--purple-soft)}
.search-result-item .sr-icon{width:38px;height:38px;border-radius:10px;background:var(--gradient-soft);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0;color:var(--purple);overflow:hidden}
.search-result-item .sr-icon img{width:100%;height:100%;object-fit:contain}
.search-result-item .sr-info h4{font-size:13px;font-weight:600}
.search-result-item .sr-info span{font-size:11px;color:var(--text-secondary)}
.search-no-result{padding:20px;text-align:center;color:var(--text-secondary);font-size:13px}
.popular-searches{display:flex;align-items:center;gap:7px;justify-content:center;flex-wrap:wrap;margin-bottom:24px}
.popular-searches span{font-size:12px;color:var(--text-secondary);font-weight:500}
.search-pill{padding:5px 14px;border-radius:var(--radius-pill);background:var(--card-bg);border:1px solid var(--border);font-size:12px;font-weight:500;color:var(--text);cursor:pointer;transition:var(--transition)}
.search-pill:hover{border-color:var(--purple-light);color:var(--purple);background:var(--purple-soft)}
.hero-buttons{display:flex;gap:10px;justify-content:center;margin-bottom:36px;flex-wrap:wrap}
.hero-stats{display:flex;justify-content:center;gap:28px;flex-wrap:wrap}
.hero-stat{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--text-secondary)}
.hero-stat i{color:var(--purple);font-size:14px}

/* ============================================================
   CATEGORIES
   ============================================================ */
.categories-section{background:var(--bg)}
.categories-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.category-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:24px 18px;text-align:center;cursor:pointer;transition:var(--transition);display:block;color:inherit;position:relative}
.category-card::after{content:'';position:absolute;inset:0;border-radius:var(--radius);background:var(--gradient);opacity:0;transition:opacity .3s;pointer-events:none}
.category-card:hover{transform:translateY(-3px);box-shadow:var(--card-shadow-hover);border-color:var(--purple-light)}
.category-card .cat-icon{width:48px;height:48px;border-radius:12px;background:var(--purple-soft);display:flex;align-items:center;justify-content:center;font-size:20px;margin:0 auto 12px;color:var(--purple);transition:var(--transition)}
.category-card:hover .cat-icon{background:var(--gradient);color:#fff}
.category-card h3{font-family:var(--font-display);font-size:14px;font-weight:700;margin-bottom:4px}
.category-card span{font-size:12px;color:var(--text-secondary)}

/* ============================================================
   TOOL CARDS
   ============================================================ */
.tools-section{background:var(--bg-alt)}
.tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tool-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:var(--transition);display:flex;flex-direction:column}
.tool-card:hover{border-color:var(--purple-light);transform:translateY(-3px);box-shadow:var(--card-shadow-hover)}
.tool-card-top{display:flex;align-items:flex-start;gap:12px;margin-bottom:12px}
.tool-avatar{width:44px;height:44px;border-radius:11px;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;background:var(--purple-soft)}
.tool-avatar img{width:100%;height:100%;object-fit:contain}
.tool-avatar-fallback{width:44px;height:44px;border-radius:11px;background:var(--gradient);color:#fff;font-family:var(--font-display);font-size:15px;font-weight:800;display:flex;align-items:center;justify-content:center;text-transform:uppercase}
.tool-card-top .tool-meta h3{font-family:var(--font-display);font-size:15px;font-weight:700;margin-bottom:3px}
.tool-tagline{font-size:13px;color:var(--text-secondary);line-height:1.55;flex:1;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tool-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.tool-info-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.tool-rating{display:flex;align-items:center;gap:5px;font-size:12px;font-weight:600}
.tool-rating i{color:#FBBF24;font-size:12px}
.tool-rating span{color:var(--text-secondary);font-weight:400}
.tool-date{font-size:11px;color:var(--text-secondary);display:flex;align-items:center;gap:4px}
.tool-actions{display:flex;gap:6px}

/* ============================================================
   BLOG
   ============================================================ */
.blog-section{background:var(--bg)}
.blog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.blog-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.blog-card:hover{transform:translateY(-3px);box-shadow:var(--card-shadow-hover)}
.blog-thumb{height:170px;position:relative;overflow:hidden;display:block}
.blog-thumb img{width:100%;height:100%;object-fit:cover;position:absolute;top:0;left:0;transition:transform .4s}
.blog-card:hover .blog-thumb img{transform:scale(1.04)}
.blog-thumb-bg{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:32px;color:rgba(255,255,255,.6)}
.blog-card-body{padding:18px}
.blog-card-body .badge{margin-bottom:8px}
.blog-card-body h3{font-family:var(--font-display);font-size:14px;font-weight:700;line-height:1.4;margin-bottom:7px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.blog-card-body h3 a{color:var(--text);transition:var(--transition)}
.blog-card-body h3 a:hover{color:var(--purple)}
.blog-card-body p{font-size:12px;color:var(--text-secondary);line-height:1.55;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.blog-meta{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--text-secondary)}
.blog-meta span{display:flex;align-items:center;gap:3px}
.blog-read{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:600;color:var(--purple);margin-top:10px;transition:var(--transition)}
.blog-read:hover{gap:7px}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner{padding:64px 0;text-align:center;position:relative;overflow:hidden;background:linear-gradient(135deg,#0F172A,#1E1250,#162044);color:#fff}
.cta-banner::before{content:'';position:absolute;top:-60%;right:-10%;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(109,40,217,.2) 0%,transparent 65%)}
.cta-banner h2{font-family:var(--font-display);font-size:clamp(22px,3.5vw,32px);font-weight:800;margin-bottom:12px;position:relative;letter-spacing:-.02em}
.cta-banner p{color:rgba(255,255,255,.65);max-width:480px;margin:0 auto 24px;font-size:15px;position:relative}
.cta-banner .btn-primary{position:relative}

/* ============================================================
   NEWSLETTER
   ============================================================ */
.newsletter-section{background:var(--bg-lavender);padding:64px 0;text-align:center}
.newsletter-section h2{font-family:var(--font-display);font-size:24px;font-weight:800;margin-bottom:8px}
.newsletter-section .nl-desc{color:var(--text-secondary);margin-bottom:24px;font-size:14px;max-width:440px;margin-left:auto;margin-right:auto}
.newsletter-form{display:flex;max-width:440px;margin:0 auto;gap:0}
.newsletter-form input{flex:1;padding:12px 18px;border-radius:var(--radius-pill) 0 0 var(--radius-pill);border:1.5px solid var(--border);background:var(--card-bg);font-size:13px;color:var(--text);min-width:0}
.newsletter-form input:focus{border-color:var(--purple-light)}
.newsletter-form button{padding:12px 24px;border-radius:0 var(--radius-pill) var(--radius-pill) 0;background:var(--gradient);color:#fff;font-weight:600;font-size:13px;cursor:pointer;border:none;white-space:nowrap;transition:var(--transition)}
.newsletter-form button:hover{box-shadow:0 4px 12px rgba(109,40,217,.25)}
.newsletter-hint{font-size:11px;color:var(--text-secondary);margin-top:10px}
.newsletter-success{display:none;color:#059669;font-weight:600;font-size:13px;margin-top:10px}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{background:#080E1E;color:#94A3B8;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:36px;margin-bottom:40px}
.footer-brand p{font-size:13px;line-height:1.7;margin:12px 0 18px}
.footer-brand .logo-text{-webkit-text-fill-color:#fff;background:none}
.footer-socials{display:flex;gap:8px}
.footer-socials a{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;color:#94A3B8;font-size:13px;transition:var(--transition)}
.footer-socials a:hover{background:var(--purple);color:#fff}
.footer-col h4{color:#fff;font-family:var(--font-display);font-size:14px;font-weight:700;margin-bottom:14px}
.footer-col a{display:block;font-size:13px;padding:4px 0;transition:var(--transition)}
.footer-col a:hover{color:var(--purple-light)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:20px 0;display:flex;justify-content:space-between;align-items:center;font-size:12px;flex-wrap:wrap;gap:8px}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1024px){
  .desktop-nav{display:none}.hamburger{display:block}
  .blog-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:768px){
  .section{padding:48px 0}
  .section-header{flex-direction:column;align-items:flex-start}
  .categories-grid{grid-template-columns:repeat(2,1fr)}
  .tools-grid{grid-template-columns:1fr}
  .blog-grid{grid-template-columns:1fr}
  .hero{padding:40px 0 36px}.hero h1{font-size:26px}.hero-desc{font-size:14px}
  .search-btn .btn-label{display:none}.search-btn .btn-icon{display:inline}.search-btn{padding:10px 14px}
  .hero-stats{gap:14px}
  .footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}
  .newsletter-form{flex-direction:column;gap:8px}
  .newsletter-form input{border-radius:var(--radius-pill)}
  .newsletter-form button{border-radius:var(--radius-pill)}
  .section-header-text h2{font-size:22px}
}
@media(max-width:430px){
  .container{padding:0 16px}
  .hero-buttons{flex-direction:column;align-items:center}
  .hero-stat{font-size:12px}
  .tool-card-bottom{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
}