/* QuickTools — Main Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Poppins:wght@700;800&display=swap');

:root {
  --primary:#16414A; --primary-dark:#0F2E35; --accent:#E8893A;
  --bg:#F6F3ED; --surface:#FFFFFF; --border:#E4E0D6;
  --text:#233238; --muted:#6B7B82;
  --radius:12px; --shadow:0 2px 16px rgba(0,0,0,.08);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);line-height:1.65;font-size:16px}

a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}

/* Nav */
.site-header{background:var(--primary);color:#fff;position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.nav{max-width:1100px;margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:16px;height:60px}
.logo{font-family:'Poppins',sans-serif;font-weight:800;font-size:22px;color:#fff;text-decoration:none}
.logo span{color:var(--accent)}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{color:rgba(255,255,255,.85);font-size:14px;font-weight:500;padding:6px 12px;border-radius:8px;text-decoration:none}
.nav-links a:hover{background:rgba(255,255,255,.15);color:#fff;text-decoration:none}
@media(max-width:600px){.nav-links a span{display:none}.nav-links a{padding:6px 8px}}

/* Container */
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.section{padding:48px 0}

/* Hero */
.hero{background:linear-gradient(135deg,var(--primary),#1F5C68);color:#fff;padding:60px 20px;text-align:center}
.hero h1{font-family:'Poppins',sans-serif;font-size:clamp(28px,5vw,48px);font-weight:800;margin-bottom:14px}
.hero h1 span{color:var(--accent)}
.hero p{font-size:17px;opacity:.85;max-width:560px;margin:0 auto 28px}
.hero-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn-primary{background:var(--accent);color:#fff;padding:13px 28px;border-radius:10px;font-weight:700;font-size:16px;text-decoration:none;display:inline-block}
.btn-primary:hover{background:#d97b2e;text-decoration:none}
.btn-ghost{background:rgba(255,255,255,.15);color:#fff;padding:13px 28px;border-radius:10px;font-weight:700;font-size:16px;text-decoration:none;border:1px solid rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.25);text-decoration:none}

/* Cards grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:transform .15s,box-shadow .15s;text-decoration:none;color:inherit;display:block}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);text-decoration:none}
.card .icon{font-size:32px;margin-bottom:12px}
.card h3{font-size:16px;font-weight:700;color:var(--primary);margin-bottom:6px}
.card p{font-size:13px;color:var(--muted);line-height:1.55}
.card .go{display:inline-block;margin-top:12px;font-size:13px;font-weight:700;color:var(--accent)}

/* Section title */
.section-title{font-family:'Poppins',sans-serif;font-size:24px;font-weight:800;color:var(--primary);margin-bottom:6px}
.section-sub{color:var(--muted);font-size:14px;margin-bottom:28px}

/* Blog cards */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.blog-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit;display:block;transition:transform .15s,box-shadow .15s}
.blog-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);text-decoration:none}
.blog-card img{width:100%;height:180px;object-fit:cover}
.blog-card-body{padding:18px}
.blog-card .cat{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--accent);margin-bottom:6px}
.blog-card h3{font-size:16px;font-weight:700;color:var(--text);line-height:1.35;margin-bottom:8px}
.blog-card p{font-size:13px;color:var(--muted);line-height:1.5}
.blog-card .meta{font-size:11px;color:var(--muted);margin-top:10px}

/* Article (blog post) */
.article-wrap{max-width:740px;margin:0 auto}
.article-wrap h1{font-size:clamp(22px,4vw,34px);font-weight:800;line-height:1.2;margin-bottom:12px;color:var(--primary)}
.article-wrap .post-meta{font-size:13px;color:var(--muted);margin-bottom:20px;display:flex;gap:14px;flex-wrap:wrap;align-items:center;padding-bottom:14px;border-bottom:1px solid var(--border)}
.article-wrap .post-meta span{display:flex;align-items:center;gap:4px}
.article-wrap .hero-img{width:100%;border-radius:12px;margin-bottom:24px;max-height:420px;object-fit:cover}
.article-body{font-size:17px;line-height:1.8;color:#2d3748}
.article-body h2{font-size:22px;font-weight:800;color:var(--primary);margin:32px 0 12px}
.article-body h3{font-size:18px;font-weight:700;color:var(--primary);margin:24px 0 10px}
.article-body p{margin-bottom:18px}
.article-body ul,.article-body ol{margin:12px 0 18px 24px}
.article-body li{margin-bottom:8px}
.article-body strong{font-weight:700;color:var(--text)}
.article-body a{color:var(--accent);text-decoration:underline}

/* Tool widget */
.tool-wrap{max-width:640px;margin:0 auto}
.field{margin-bottom:16px}
.field label{display:block;font-size:12px;text-transform:uppercase;letter-spacing:1.2px;font-weight:700;color:var(--muted);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;font-size:15px;padding:11px 13px;border-radius:10px;border:1px solid var(--border);background:#FAFAF8;color:var(--text);font-family:'Inter',sans-serif}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.btn-calc{background:var(--primary);color:#fff;border:none;border-radius:10px;padding:13px 28px;font-size:16px;font-weight:700;cursor:pointer;font-family:'Inter',sans-serif;width:100%;margin-top:4px}
.btn-calc:hover{background:var(--primary-dark)}
.result-box{background:linear-gradient(135deg,var(--primary),#1F5C68);color:#fff;border-radius:14px;padding:24px;margin-top:20px;text-align:center;display:none}
.result-box .label{font-size:12px;text-transform:uppercase;letter-spacing:2px;opacity:.75;margin-bottom:8px}
.result-box .value{font-size:36px;font-weight:800;font-family:'Poppins',sans-serif}
.result-box .sub{font-size:13px;opacity:.8;margin-top:6px}
.result-box.show{display:block}
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-top:16px}
.result-item{background:rgba(255,255,255,.12);border-radius:10px;padding:14px;text-align:center}
.result-item .ri-label{font-size:10px;opacity:.75;text-transform:uppercase;letter-spacing:1px;margin-bottom:4px}
.result-item .ri-val{font-size:20px;font-weight:800;font-family:'Poppins',sans-serif}

/* Categories */
.cat-pill{display:inline-block;background:#EEF7F5;color:var(--primary);font-size:11px;font-weight:700;padding:4px 10px;border-radius:999px;text-transform:uppercase;letter-spacing:1px}
.tag-pill{display:inline-block;background:#F3F0EA;color:var(--muted);font-size:11px;padding:3px 8px;border-radius:999px;margin:2px}

/* Related posts */
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-top:16px}

/* Share */
.share-bar{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px;padding-top:20px;border-top:1px solid var(--border)}
.share-btn{padding:8px 16px;border-radius:8px;font-size:13px;font-weight:700;text-decoration:none;color:#fff}
.s-wa{background:#25D366}.s-tw{background:#000}.s-fb{background:#1877F2}.s-li{background:#0A66C2}
.share-btn:hover{opacity:.85;text-decoration:none}

/* Author box */
.author-box{display:flex;gap:16px;background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:20px;margin-top:28px;align-items:flex-start}
.author-avatar{width:52px;height:52px;border-radius:50%;background:var(--primary);color:#fff;font-size:18px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.author-info .name{font-weight:700;color:var(--primary);font-size:15px}
.author-info .role{font-size:11px;color:var(--accent);font-weight:700;text-transform:uppercase;letter-spacing:1px;margin-bottom:4px}
.author-info p{font-size:13px;color:var(--muted);line-height:1.55;margin-top:4px}

/* FAQ */
.faq-item{border:1px solid var(--border);border-radius:10px;margin-bottom:8px;overflow:hidden}
.faq-q{width:100%;background:var(--surface);border:none;padding:15px 18px;text-align:left;font-size:15px;font-weight:600;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-family:'Inter',sans-serif}
.faq-q:hover{background:var(--bg)}
.faq-q .arr{transition:transform .2s;font-size:12px;color:var(--muted)}
.faq-q.open .arr{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s;padding:0 18px;background:var(--surface);font-size:14px;color:var(--muted);line-height:1.7}
.faq-a.open{max-height:300px;padding:0 18px 16px}

/* Cookie banner */
.cookie-banner{position:fixed;bottom:0;left:0;right:0;background:#1B2A41;color:#E7EEEF;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;z-index:9999;transform:translateY(100%);transition:transform .35s;font-size:14px}
.cookie-banner.show{transform:translateY(0)}
.cookie-banner a{color:var(--accent)}
.cookie-btns{display:flex;gap:8px;flex-shrink:0}
.cookie-accept{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:8px 18px;font-size:13px;font-weight:700;cursor:pointer;font-family:'Inter',sans-serif}
.cookie-decline{background:transparent;color:#E7EEEF;border:1px solid rgba(255,255,255,.3);border-radius:8px;padding:8px 14px;font-size:13px;cursor:pointer;font-family:'Inter',sans-serif}

/* Back to top */
.btt{position:fixed;bottom:24px;right:20px;background:var(--primary);color:#fff;border:none;border-radius:50%;width:44px;height:44px;font-size:18px;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .3s;z-index:999;box-shadow:0 4px 14px rgba(0,0,0,.2)}
.btt.show{opacity:1;pointer-events:auto}

/* Footer */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.7);padding:32px 20px;margin-top:64px;font-size:13px}
.footer-inner{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:16px}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.6);text-decoration:none}
.footer-links a:hover{color:#fff;text-decoration:none}
.footer-copy{max-width:1100px;margin:0 auto;border-top:1px solid rgba(255,255,255,.1);padding-top:14px;font-size:12px}

/* Notices */
.notice{background:#EFF6FF;border:1px solid #BFDBFE;border-radius:10px;padding:12px 16px;font-size:13px;color:#1E40AF;margin-bottom:16px}
.notice.warn{background:#FFFBEB;border-color:#FDE68A;color:#92400E}
.notice.err{background:#fee2e2;border-color:#fca5a5;color:#991b1b}

/* Breadcrumb */
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumb a{color:var(--muted)}

/* Pagination */
.pagination{display:flex;gap:8px;justify-content:center;margin-top:32px;flex-wrap:wrap}
.pagination a,.pagination span{padding:8px 14px;border-radius:8px;border:1px solid var(--border);font-size:14px;font-weight:600;text-decoration:none;color:var(--text)}
.pagination a:hover{background:var(--primary);color:#fff;border-color:var(--primary);text-decoration:none}
.pagination .current{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Search box */
.search-form{position:relative;max-width:440px}
.search-form input{width:100%;padding:11px 44px 11px 16px;border-radius:999px;border:1px solid var(--border);font-size:15px;font-family:'Inter',sans-serif;background:var(--surface)}
.search-form button{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;font-size:18px}

/* Utility */
.text-center{text-align:center}
.mt-4{margin-top:16px}.mt-8{margin-top:32px}.mb-4{margin-bottom:16px}
.flex{display:flex}.gap-2{gap:8px}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}

@media(max-width:768px){
  .section{padding:32px 0}
  .hero{padding:40px 16px}
  .grid{grid-template-columns:1fr 1fr}
  .blog-grid{grid-template-columns:1fr}
  .author-box{flex-direction:column}
}
@media(max-width:480px){
  .grid{grid-template-columns:1fr}
}