/* ============ CLOUDFLARE-STYLE THEME — Free AI Tools Guide ============
   Clean SaaS look inspired by cloudflare.com: bright white canvas,
   Cloudflare orange (#F6821F) accents, dark navy text, flat modern cards,
   subtle shadows. Light, fresh, trustworthy, professional. */
:root{
  --ink:#1e2a3a;
  --ink-soft:#33415c;
  --orange:#F6821F;
  --orange-deep:#d96c0b;
  --orange-soft:#fff4e8;
  --orange-line:#ffd9ae;
  --blue:#0051c3;
  --blue-soft:#eaf1fd;
  --mint:#0e9f6e;
  --paper:#ffffff;
  --paper-soft:#f7f8fa;
  --card:#ffffff;
  --line:#e5e8ec;
  --line-soft:#eef0f3;
  --text:#2b3648;
  --muted:#5b6b82;
  --muted-light:#93a1b5;
  --grad:linear-gradient(120deg,#F6821F 0%,#FBAD41 100%);
  --grad-text:linear-gradient(100deg,#F6821F,#e8590c);
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 20px 50px -20px rgba(30,42,58,.22);
  --shadow-sm:0 8px 24px -12px rgba(30,42,58,.14);
  --font-d:"Space Grotesk",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-b:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-b);background:var(--paper);color:var(--text);line-height:1.75;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1400px;margin:0 auto;padding:0 32px}
::selection{background:var(--orange);color:#fff}

/* ---------- top ribbon ---------- */
.topbar{background:var(--orange);color:#fff;font-size:13.5px;font-weight:600;letter-spacing:.02em;text-align:center;padding:9px 16px}
.topbar span{position:relative}

/* ---------- nav ---------- */
.sitenav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.sitenav .wrap{display:flex;align-items:center;gap:26px;padding-top:14px;padding-bottom:14px}
.brand{font-family:var(--font-d);font-weight:700;font-size:21px;color:var(--ink);display:flex;align-items:center;gap:10px;text-decoration:none!important}
.brand .orb{width:34px;height:34px;border-radius:9px;background:var(--orange);box-shadow:0 6px 16px -6px rgba(246,130,31,.55);position:relative;flex:none}
.brand .orb::after{content:"✦";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:16px}
.brand em{font-style:normal;color:var(--orange-deep)}
.navlinks{margin-left:auto;display:flex;gap:4px;align-items:center}
.navlinks a{color:var(--text);font-weight:600;font-size:15px;padding:9px 14px;border-radius:8px;text-decoration:none!important;transition:.2s}
.navlinks a:hover{background:var(--orange-soft);color:var(--orange-deep)}
.nav-cta{background:var(--orange)!important;color:#fff!important;box-shadow:0 8px 20px -8px rgba(246,130,31,.6)}
.nav-cta:hover{background:var(--orange-deep)!important;transform:translateY(-1px)}
@media(max-width:900px){.navlinks a:not(.nav-cta){display:none}}

/* ---------- hero ---------- */
.hero{position:relative;background:#fff;color:var(--ink);overflow:hidden;padding:88px 0 96px;border-bottom:1px solid var(--line-soft)}
.hero::before{content:"";position:absolute;width:560px;height:560px;right:-160px;top:-220px;background:radial-gradient(circle,rgba(246,130,31,.12),transparent 65%);filter:blur(10px)}
.hero::after{content:"";position:absolute;width:480px;height:480px;left:-160px;bottom:-240px;background:radial-gradient(circle,rgba(0,81,195,.08),transparent 65%);filter:blur(10px)}
.hero-grid-bg{position:absolute;inset:0;background-image:radial-gradient(rgba(30,42,58,.10) 1px,transparent 1px);background-size:26px 26px;mask-image:radial-gradient(ellipse 80% 70% at 50% 30%,#000 30%,transparent 75%)}
.globe-wrap{position:absolute;inset:0;z-index:1;pointer-events:none;overflow:hidden}
.globe-wrap canvas{display:block}
@media(max-width:860px){.globe-wrap{opacity:.35}}
.hero .wrap{position:relative;z-index:2}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-deep);background:var(--orange-soft);border:1px solid var(--orange-line);padding:8px 16px;border-radius:999px;margin-bottom:22px}
.kicker .dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.4}}
.hero h1{font-family:var(--font-d);font-size:clamp(38px,5.4vw,60px);line-height:1.1;font-weight:700;letter-spacing:-.02em;max-width:820px;color:var(--ink)}
.hero h1 .g1{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero h1 .g2{background:linear-gradient(100deg,#0051c3,#0ea5e9);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{color:var(--muted);font-size:19px;max-width:640px;margin:20px 0 30px}
.ctarow{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:16px;padding:15px 30px;border-radius:8px;text-decoration:none!important;transition:.2s;border:0;cursor:pointer}
.btn-grad{background:var(--orange);color:#fff;box-shadow:0 12px 28px -10px rgba(246,130,31,.6)}
.btn-grad:hover{background:var(--orange-deep);transform:translateY(-2px);box-shadow:0 16px 34px -10px rgba(246,130,31,.7)}
.btn-ghost{background:#fff;color:var(--ink);border:2px solid var(--line)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange-deep);transform:translateY(-2px)}
.hero-stats{display:flex;gap:36px;margin-top:44px;flex-wrap:wrap}
.hstat .n{font-family:var(--font-d);font-size:30px;font-weight:700;color:var(--ink)}
.hstat .l{font-size:13.5px;color:var(--muted);font-weight:600;letter-spacing:.04em}
.hero-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px}
.hcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px;box-shadow:var(--shadow-sm);transition:.25s}
.hcard:hover{transform:translateY(-4px);border-color:var(--orange-line);box-shadow:var(--shadow)}
.hcard .ic{font-size:26px;margin-bottom:8px}
.hcard b{display:block;font-family:var(--font-d);font-size:16px;margin-bottom:4px;color:var(--ink)}
.hcard small{color:var(--muted);font-size:13.5px;line-height:1.5}
@media(max-width:760px){.hero-cards{grid-template-columns:1fr}}

/* ---------- sections ---------- */
.block{padding:76px 0}
.block.alt{background:var(--paper-soft);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:720px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--orange-deep);margin-bottom:10px}
.section-head h2{font-family:var(--font-d);font-size:clamp(28px,3.6vw,38px);line-height:1.15;letter-spacing:-.015em;color:var(--ink)}
.section-head h2 .hl{color:var(--orange-deep)}
.section-head p{color:var(--muted);font-size:17px;margin-top:12px}

/* ---------- pillar cards ---------- */
.pillar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:960px){.pillar-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.pillar-grid{grid-template-columns:1fr}}
.pcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;position:relative;overflow:hidden;transition:.25s;text-decoration:none!important;color:var(--text);display:flex;flex-direction:column;box-shadow:0 4px 16px -10px rgba(30,42,58,.12)}
.pcard::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:var(--pc,var(--grad))}
.pcard:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--orange-line);text-decoration:none!important}
.pcard .tile{width:58px;height:58px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:18px;background:var(--pc,var(--grad));box-shadow:0 10px 22px -10px rgba(30,42,58,.3)}
.pcard h3{font-family:var(--font-d);font-size:21px;color:var(--ink);margin-bottom:8px;letter-spacing:-.01em}
.pcard p{color:var(--muted);font-size:15px;flex:1}
.pcard .go{margin-top:18px;font-weight:700;font-size:15px;color:var(--orange-deep);display:flex;align-items:center;gap:8px}
.pcard .go i{transition:.25s;font-style:normal}
.pcard:hover .go i{transform:translateX(6px)}
.pcard .count{position:absolute;top:20px;right:22px;font-size:12.5px;font-weight:700;color:var(--muted);background:var(--line-soft);padding:4px 12px;border-radius:999px}

/* ---------- tool list cards ---------- */
.tool-list{display:flex;flex-direction:column;gap:18px}
.tool{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:grid;grid-template-columns:64px 1fr auto;gap:22px;align-items:center;transition:.25s;position:relative;overflow:hidden;box-shadow:0 4px 16px -10px rgba(30,42,58,.1)}
.tool:hover{box-shadow:var(--shadow-sm);transform:translateY(-3px);border-color:var(--orange-line)}
.tool .rank{width:64px;height:64px;border-radius:14px;background:var(--orange);color:#fff;font-family:var(--font-d);font-weight:700;font-size:24px;display:flex;align-items:center;justify-content:center;position:relative}
.tool:nth-child(1) .rank{background:var(--orange)}
.tool:nth-child(2) .rank{background:var(--ink)}
.tool:nth-child(3) .rank{background:var(--blue)}
.tool h3{font-family:var(--font-d);font-size:20px;color:var(--ink);margin-bottom:6px}
.tool h3 .tag{font-size:12px;font-weight:700;background:#e6f9f0;color:#0b7a55;padding:3px 10px;border-radius:999px;vertical-align:middle;margin-left:8px;letter-spacing:.03em}
.tool p{color:var(--muted);font-size:15px;margin-bottom:10px}
.tool .meta{display:flex;gap:16px;flex-wrap:wrap;font-size:13.5px;font-weight:600;color:var(--muted)}
.tool .meta b{color:var(--text)}
.tool .visit{white-space:nowrap}
@media(max-width:640px){.tool{grid-template-columns:1fr;text-align:left}.tool .rank{width:52px;height:52px;font-size:20px}}

/* ---------- article cards ---------- */
.acard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:960px){.acard-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.acard-grid{grid-template-columns:1fr}}
.acard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s;text-decoration:none!important;color:var(--text);display:flex;flex-direction:column;box-shadow:0 4px 16px -10px rgba(30,42,58,.1)}
.acard:hover{transform:translateY(-6px);box-shadow:var(--shadow);text-decoration:none!important}
.acard .banner{height:170px;position:relative;overflow:hidden;display:block;padding:0}
.acard .banner img{width:100%;height:100%;object-fit:cover;display:block}
.icon-badge{width:84px;height:84px;border-radius:26px;background:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px -10px rgba(30,42,58,.22)}
.icon-badge svg{width:44px;height:44px;stroke:var(--ic,#F6821F);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.acard .pad{padding:24px;display:flex;flex-direction:column;flex:1}
.acard .k{font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--orange-deep);margin-bottom:8px}
.acard h3{font-family:var(--font-d);font-size:18.5px;line-height:1.35;color:var(--ink);margin-bottom:10px}
.acard p{color:var(--muted);font-size:14.5px;flex:1}
.acard .foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--muted-light);font-weight:600;display:flex;justify-content:space-between}

/* ---------- newsletter band ---------- */
.newsband{background:var(--orange-soft);border:1px solid var(--orange-line);border-radius:20px;padding:56px;position:relative;overflow:hidden;color:var(--ink);margin:20px 0}
.newsband .in{position:relative;z-index:2;max-width:560px}
.newsband h2{font-family:var(--font-d);font-size:clamp(26px,3.4vw,34px);margin-bottom:12px;color:var(--ink)}
.newsband h2 .hl{color:var(--orange-deep)}
.newsband p{color:var(--muted);margin-bottom:24px}
.newsform{display:flex;gap:12px;flex-wrap:wrap}
.newsform input{flex:1;min-width:220px;padding:15px 20px;border-radius:8px;border:2px solid var(--line);background:#fff;color:var(--ink);font-size:15px;font-family:inherit}
.newsform input::placeholder{color:var(--muted-light)}
.newsform input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(246,130,31,.15)}

/* ---------- article pages ---------- */
.article-hero{background:#fff;color:var(--ink);padding:64px 0 60px;position:relative;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.article-hero::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:var(--grad)}
.article-hero .wrap{position:relative;z-index:2}
.crumbs{font-size:13.5px;font-weight:600;margin-bottom:18px;color:var(--muted)}
.crumbs a{color:var(--orange-deep)}
.article-hero h1{font-family:var(--font-d);font-size:clamp(30px,4.4vw,44px);line-height:1.18;letter-spacing:-.02em;max-width:880px;color:var(--ink)}
.article-hero h1 .g{color:var(--orange-deep)}
.article-hero .lede{color:var(--muted);font-size:18px;max-width:720px;margin:18px 0 0}
.article-meta{display:flex;gap:20px;margin-top:24px;font-size:13.5px;color:var(--muted);font-weight:600;flex-wrap:wrap;align-items:center}
.article-meta .upd{background:#e6f9f0;color:#0b7a55;padding:4px 14px;border-radius:999px;border:1px solid #bfe9d4}

.article-body{max-width:1180px;margin:0 auto;padding:56px 24px 80px}
.article-body p{margin-bottom:20px;color:#3a4356}
.article-body h2{font-family:var(--font-d);font-size:30px;color:var(--ink);margin:52px 0 18px;letter-spacing:-.015em;line-height:1.25;position:relative;padding-left:20px}
.article-body h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:5px;border-radius:99px;background:var(--orange)}
.article-body h3{font-family:var(--font-d);font-size:22px;color:var(--ink-soft);margin:36px 0 14px}
.article-body h4{font-size:18px;color:var(--ink-soft);margin:28px 0 10px;font-weight:700}
.article-body ul,.article-body ol{margin:0 0 22px 24px;color:#3a4356}
.article-body li{margin-bottom:10px}
.article-body li::marker{color:var(--orange);font-weight:700}
.article-body strong{color:var(--ink)}
.answerbox{background:var(--orange-soft);border:1px solid var(--orange-line);border-left:6px solid var(--orange);border-radius:var(--radius-sm);padding:26px 28px;margin:30px 0;font-size:17px}
.answerbox .lbl{font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-deep);margin-bottom:10px;display:block}
.verdict{background:var(--paper-soft);border:1px solid var(--line);border-left:6px solid var(--orange);border-radius:var(--radius);padding:34px;margin:40px 0;box-shadow:var(--shadow-sm)}
.verdict h3{font-family:var(--font-d);color:var(--ink);font-size:22px;margin-bottom:12px}
.verdict p{color:var(--muted)}
.proscons{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:28px 0}
@media(max-width:640px){.proscons{grid-template-columns:1fr}}
.pros,.cons{border-radius:var(--radius-sm);padding:24px}
.pros{background:#f0fbe4;border:1px solid #cdebb0}
.cons{background:#fdeef2;border:1px solid #f5c6d4}
.pros h4,.cons h4{margin:0 0 12px;font-size:16px}
.pros h4{color:#3f7a17}.cons h4{color:#b0244e}
.pros ul,.cons ul{margin:0 0 0 20px}
.pros li::marker{color:#5aa32c}.cons li::marker{color:#d6336c}
table.cmp{width:100%;border-collapse:collapse;margin:28px 0;font-size:15px;background:#fff;border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
table.cmp th{background:var(--ink);color:#fff;text-align:left;padding:14px 16px;font-family:var(--font-d);font-size:14px;letter-spacing:.02em}
table.cmp td{padding:13px 16px;border-bottom:1px solid var(--line-soft);vertical-align:top}
table.cmp tr:last-child td{border-bottom:0}
table.cmp tr:nth-child(even) td{background:#fafbfc}
.toc{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:26px 28px;margin:32px 0;box-shadow:var(--shadow-sm)}
.toc b{font-family:var(--font-d);font-size:16px;color:var(--ink);display:block;margin-bottom:12px}
.toc ol{margin:0 0 0 20px}
.toc li{margin-bottom:8px;font-size:15px}
.faq{margin:36px 0}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden;transition:.2s}
.faq details[open]{border-color:var(--orange);box-shadow:var(--shadow-sm)}
.faq summary{padding:18px 22px;font-weight:700;font-size:16px;color:var(--ink);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:24px;color:var(--orange);font-weight:400;flex:none;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .fa{padding:0 22px 20px;color:var(--muted);font-size:15.5px}
.ctaband{background:var(--paper-soft);border:1px solid var(--line);border-radius:var(--radius);padding:44px;color:var(--ink);text-align:center;margin:48px 0;position:relative;overflow:hidden}
.ctaband::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:var(--grad)}
.ctaband h3{font-family:var(--font-d);font-size:26px;margin-bottom:10px;position:relative;color:var(--ink)}
.ctaband p{color:var(--muted);margin-bottom:22px;position:relative}
.btn-white{background:var(--orange);color:#fff;box-shadow:0 12px 28px -10px rgba(246,130,31,.6);position:relative}
.btn-white:hover{background:var(--orange-deep);transform:translateY(-2px)}
.related{margin-top:56px}
.related h3{font-family:var(--font-d);font-size:24px;color:var(--ink);margin-bottom:20px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:640px){.rel-grid{grid-template-columns:1fr}}
.rel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px;transition:.22s;text-decoration:none!important;color:var(--text)}
.rel:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--orange-line)}
.rel .k{font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--orange-deep)}
.rel b{display:block;font-family:var(--font-d);color:var(--ink);font-size:15.5px;margin-top:6px;line-height:1.4}

/* ---------- legal pages ---------- */
.legal-hero{background:#fff;color:var(--ink);padding:56px 0;border-bottom:1px solid var(--line-soft);position:relative}
.legal-hero::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:var(--grad)}
.legal-hero h1{font-family:var(--font-d);font-size:clamp(30px,4vw,40px);position:relative;color:var(--ink)}
.legal-body{max-width:820px;margin:0 auto;padding:52px 24px 80px}
.legal-body h2{font-family:var(--font-d);font-size:24px;color:var(--ink);margin:38px 0 14px}
.legal-body p,.legal-body li{color:#3a4356;margin-bottom:14px}
.legal-body ul{margin-left:24px}

/* ---------- footer ---------- */
footer{background:#fff;color:var(--muted);padding:64px 0 34px;position:relative;border-top:1px solid var(--line)}
footer::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:var(--grad)}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:44px}
@media(max-width:800px){.fgrid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.fgrid{grid-template-columns:1fr}}
.fbrand{font-family:var(--font-d);font-weight:700;font-size:20px;color:var(--ink);display:flex;align-items:center;gap:10px;margin-bottom:14px}
.fbrand .orb{width:30px;height:30px;border-radius:8px;background:var(--orange)}
footer p{font-size:14.5px;color:var(--muted)}
footer h4{font-family:var(--font-d);color:var(--ink);font-size:15px;margin-bottom:16px;letter-spacing:.04em}
footer ul{list-style:none}
footer li{margin-bottom:10px}
footer li a{color:var(--muted);font-size:14.5px}
footer li a:hover{color:var(--orange-deep)}
.fbottom{border-top:1px solid var(--line-soft);padding-top:26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted-light)}

/* ---------- misc ---------- */
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.chip{background:var(--orange-soft);border:1px solid var(--orange-line);color:var(--orange-deep);font-size:13.5px;font-weight:600;padding:8px 16px;border-radius:999px}
.badge-new{font-size:11px;font-weight:700;letter-spacing:.08em;background:var(--orange);color:#fff;padding:4px 12px;border-radius:999px;text-transform:uppercase}
.divider{height:1px;background:var(--line-soft);margin:0}
.fade-up{animation:fadeUp .7s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}
@media(max-width:640px){.block{padding:56px 0}.newsband{padding:36px 24px}.article-body h2{font-size:25px}}