/* FreeDocTools - Main Stylesheet */
:root{
  --primary:#4f46e5;
  --primary-2:#7c3aed;
  --grad:linear-gradient(135deg,#4f46e5 0%,#7c3aed 100%);
  --bg:#ffffff;
  --soft:#f7f8fc;
  --text:#1f2937;
  --muted:#6b7280;
  --border:#e5e7eb;
  --success:#10b981;
  --danger:#ef4444;
  --radius:14px;
  --shadow:0 6px 24px rgba(79,70,229,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,Arial,sans-serif;
  color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:sticky;top:0;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:100}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{font-weight:800;font-size:22px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;gap:24px;list-style:none}
.nav-links a{color:var(--text);font-weight:500;font-size:15px}
.nav-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--text)}

/* Hero */
.hero{padding:70px 0 50px;text-align:center;background:linear-gradient(180deg,#f5f3ff 0%,#fff 100%)}
.hero h1{font-size:clamp(28px,5vw,48px);font-weight:800;line-height:1.15;margin-bottom:18px}
.hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:18px;color:var(--muted);max-width:680px;margin:0 auto 30px}
.btn{display:inline-block;padding:12px 26px;border-radius:10px;font-weight:600;border:none;cursor:pointer;transition:transform .15s,box-shadow .15s;font-size:15px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{transform:translateY(-2px);text-decoration:none}
.btn-outline{background:#fff;color:var(--primary);border:2px solid var(--primary)}

/* Ad slot */
.ad-slot{margin:30px auto;padding:18px;background:#fafafa;border:1px dashed #cbd5e1;border-radius:10px;text-align:center;color:#94a3b8;font-size:13px;letter-spacing:.5px;max-width:1100px}
.ad-slot.sidebar{margin:0;min-height:280px;display:flex;align-items:center;justify-content:center}

/* Sections */
section{padding:60px 0}
.section-title{font-size:clamp(24px,3.5vw,34px);font-weight:800;text-align:center;margin-bottom:12px}
.section-sub{text-align:center;color:var(--muted);margin-bottom:40px;font-size:16px}

/* Tool grid */
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.tool-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:all .2s;cursor:pointer;text-align:left}
.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c7d2fe;text-decoration:none}
.tool-icon{width:48px;height:48px;border-radius:12px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;margin-bottom:14px}
.tool-card h3{font-size:17px;font-weight:700;margin-bottom:6px;color:var(--text)}
.tool-card p{font-size:14px;color:var(--muted)}

/* Features / Why */
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
.feature{padding:24px;background:var(--soft);border-radius:var(--radius)}
.feature .ico{font-size:28px;margin-bottom:10px}
.feature h4{font-size:17px;margin-bottom:8px}
.feature p{color:var(--muted);font-size:14px}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:10px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:16px 20px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;user-select:none}
.faq-q::after{content:"+";font-size:22px;color:var(--primary)}
.faq-item.open .faq-q::after{content:"−"}
.faq-a{padding:0 20px;max-height:0;overflow:hidden;transition:max-height .25s ease,padding .25s ease;color:var(--muted);font-size:15px}
.faq-item.open .faq-a{padding:0 20px 18px;max-height:400px}

/* Footer */
.footer{background:#0f172a;color:#cbd5e1;padding:50px 0 20px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:30px;margin-bottom:30px}
.footer h5{color:#fff;font-size:16px;margin-bottom:14px}
.footer ul{list-style:none}
.footer ul li{margin-bottom:8px}
.footer a{color:#cbd5e1;font-size:14px}
.footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid #1e293b;padding-top:20px;text-align:center;font-size:13px;color:#94a3b8}

/* Tool page layout */
.tool-layout{display:grid;grid-template-columns:1fr 300px;gap:30px;padding:40px 0}
.tool-main{min-width:0}
.tool-side{display:flex;flex-direction:column;gap:20px}
.tool-h1{font-size:clamp(26px,4vw,36px);font-weight:800;margin-bottom:10px}
.tool-h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.tool-intro{color:var(--muted);font-size:16px;margin-bottom:24px}

/* Dropzone */
.dropzone{
  border:2px dashed #c7d2fe;background:#f5f3ff;border-radius:var(--radius);
  padding:50px 24px;text-align:center;cursor:pointer;transition:.2s;
}
.dropzone:hover,.dropzone.dragover{background:#ede9fe;border-color:var(--primary)}
.dropzone .dz-ico{font-size:42px;margin-bottom:12px}
.dropzone p{color:var(--muted);margin-bottom:14px}
.dropzone input[type=file]{display:none}

/* Progress */
.progress{margin-top:20px;display:none}
.progress.active{display:block}
.progress-bar{height:8px;background:#e5e7eb;border-radius:99px;overflow:hidden}
.progress-bar > div{height:100%;width:0;background:var(--grad);transition:width .3s}
.progress-text{font-size:14px;color:var(--muted);margin-top:8px;text-align:center}

/* Result/Output */
.result{margin-top:20px;padding:18px;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:10px;display:none}
.result.active{display:block}
.error{margin-top:14px;padding:12px;background:#fef2f2;border:1px solid #fecaca;color:#b91c1c;border-radius:10px;display:none;font-size:14px}
.error.active{display:block}

/* Generic tool form */
.form-row{margin-bottom:16px}
.form-row label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.form-row input[type=text],.form-row input[type=number],.form-row textarea,.form-row select{
  width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font:inherit;
}
.form-row textarea{min-height:140px;resize:vertical}
.form-row input:focus,.form-row textarea:focus,.form-row select:focus{outline:none;border-color:var(--primary)}

/* Privacy notice */
.privacy-note{display:flex;align-items:center;gap:10px;background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af;padding:10px 14px;border-radius:10px;font-size:14px;margin-top:16px}

/* Content blocks on tool pages */
.content-block{margin-top:40px}
.content-block h2{font-size:24px;margin-bottom:14px;font-weight:700}
.content-block h3{font-size:18px;margin:16px 0 8px;font-weight:600}
.content-block p,.content-block li{color:#374151;margin-bottom:10px;font-size:15.5px}
.content-block ul,.content-block ol{padding-left:22px}

/* Related tools */
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;margin-top:14px}
.related-grid a{display:block;padding:14px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text);font-weight:600;font-size:14px;text-align:center;transition:.15s}
.related-grid a:hover{border-color:var(--primary);color:var(--primary);text-decoration:none}

/* Static pages */
.page-content{max-width:860px;margin:0 auto;padding:40px 0}
.page-content h1{font-size:32px;font-weight:800;margin-bottom:14px}
.page-content h2{font-size:22px;margin:24px 0 10px}
.page-content p{color:#374151;margin-bottom:12px}

/* QR specific */
#qrCanvasWrap{display:flex;justify-content:center;margin-top:20px}
#qrCanvasWrap canvas{border:1px solid var(--border);border-radius:8px;padding:10px;background:#fff}

/* Word counter */
.wc-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin-top:14px}
.wc-stat{background:var(--soft);padding:14px;border-radius:10px;text-align:center}
.wc-stat .n{font-size:22px;font-weight:800;color:var(--primary)}
.wc-stat .l{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-top:4px}

/* File list */
.file-list{margin-top:14px}
.file-item{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;background:var(--soft);border-radius:8px;margin-bottom:6px;font-size:14px}
.file-item button{background:none;border:none;color:var(--danger);cursor:pointer;font-size:18px}

/* Responsive */
@media (max-width:900px){
  .tool-layout{grid-template-columns:1fr}
  .tool-side .ad-slot.sidebar{min-height:90px}
}
@media (max-width:720px){
  .nav-links{display:none;position:absolute;top:60px;left:0;right:0;background:#fff;flex-direction:column;padding:16px 20px;border-bottom:1px solid var(--border);gap:14px}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .hero{padding:50px 0 30px}
  section{padding:40px 0}
}