/* ===================================================================
   ToolMaster — Design Tokens & Global Styles
   =================================================================== */
:root{
  --hero-start:#0B1145;
  --hero-mid:#1A2478;
  --hero-end:#3B4FE0;
  --primary:#3D4CE0;
  --primary-dark:#2E3BC2;
  --accent-green:#22C55E;
  --accent-green-bg:#DCFCE7;
  --bg-light:#F4F6FB;
  --bg-white:#FFFFFF;
  --text-dark:#0F1631;
  --text-body:#33395B;
  --text-muted:#6B7280;
  --border:#E7E9F5;
  --radius-card:16px;
  --radius-pill:999px;
  --shadow-soft:0 4px 20px rgba(15,22,49,0.07);
  --shadow-card-hover:0 10px 30px rgba(15,22,49,0.12);
  --maxw:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--text-body);
  background:var(--bg-white);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Poppins','Inter',sans-serif;
  color:var(--text-dark);
  margin:0 0 .5em;
  line-height:1.2;
  font-weight:700;
}
p{margin:0 0 1em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;}
:focus-visible{outline:3px solid var(--primary);outline-offset:2px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--radius-pill);
  font-weight:600;font-size:15px;border:none;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(61,76,224,.35);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);}
.btn-outline{background:#fff;color:var(--primary);border:1.5px solid var(--border);}
.btn-outline:hover{border-color:var(--primary);}
.btn-sm{padding:9px 18px;font-size:13px;}
.btn-block{width:100%;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--border);
}
.site-header .container{
  display:flex;align-items:center;justify-content:space-between;
  height:76px;
}
.brand{display:flex;align-items:center;gap:10px;font-family:'Poppins',sans-serif;font-weight:700;font-size:20px;color:var(--text-dark);}
.brand .brand-icon{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--hero-start),var(--hero-end));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;
}
.main-nav{display:flex;align-items:center;gap:32px;}
.main-nav a{font-size:14.5px;font-weight:600;color:var(--text-body);}
.main-nav a:hover,.main-nav a.active{color:var(--primary);}
.header-actions{display:flex;align-items:center;gap:14px;}
.nav-toggle{display:none;background:none;border:none;padding:8px;color:var(--text-dark);}
.nav-toggle svg{width:26px;height:26px;}

@media (max-width:900px){
  .main-nav{
    position:fixed;inset:76px 0 0 0;background:#fff;flex-direction:column;
    align-items:flex-start;padding:24px;gap:20px;transform:translateX(100%);
    transition:transform .25s ease;overflow-y:auto;
  }
  .main-nav.open{transform:translateX(0);}
  .nav-toggle{display:block;}
  .header-actions .btn{display:none;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--hero-start) 0%,var(--hero-mid) 45%,var(--hero-end) 100%);
  color:#fff;padding:76px 0 56px;
}
.hero::before{
  content:"";position:absolute;top:-120px;right:-160px;width:520px;height:520px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.10),transparent 70%);
}
.hero::after{
  content:"";position:absolute;bottom:-200px;left:-120px;width:480px;height:480px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.06),transparent 70%);
}
.hero .container{position:relative;z-index:1;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(34,197,94,.14);
  border:1px solid rgba(34,197,94,.4);color:#7CF3A6;
  padding:7px 16px;border-radius:var(--radius-pill);font-size:13px;font-weight:600;margin-bottom:22px;
}
.hero h1{color:#fff;font-size:44px;max-width:680px;margin-bottom:18px;}
.hero h1 .accent{color:#4ADE80;}
.hero p.lead{color:rgba(255,255,255,.82);font-size:17px;max-width:560px;margin-bottom:30px;}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px;}
.hero-stats{display:flex;gap:28px;flex-wrap:wrap;}
.hero-stat{display:flex;align-items:center;gap:12px;}
.hero-stat .icon{
  width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;
}
.hero-stat b{display:block;font-size:14px;color:#fff;}
.hero-stat span{display:block;font-size:12.5px;color:rgba(255,255,255,.7);}

/* ---------- Ad Slot ---------- */
.ad-slot{
  background:#F7F8FC;border:1px dashed #CBD2EB;border-radius:12px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:#9AA1C2;font-size:12px;text-align:center;margin:0 auto;
}
.ad-slot .ad-label{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:#B3B9D6;margin-bottom:6px;}
.ad-slot--leaderboard{max-width:728px;min-height:90px;margin-top:34px;}
.ad-slot--banner{max-width:970px;min-height:90px;}
.ad-slot--rect{max-width:300px;min-height:250px;}
.ad-slot--native{min-height:150px;}
.ad-slot--footer{max-width:var(--maxw);min-height:90px;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.18);color:rgba(255,255,255,.55);}
.ad-section{padding:28px 0;background:var(--bg-light);display:flex;justify-content:center;}

/* ---------- Section basics ---------- */
.section{padding:72px 0;}
.section-alt{background:var(--bg-light);}
.section-head{text-align:center;max-width:640px;margin:0 auto 44px;}
.eyebrow{
  display:inline-block;color:var(--primary);font-weight:700;font-size:13px;
  letter-spacing:.06em;text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{font-size:32px;}
.section-head p{color:var(--text-muted);}

/* ---------- Category Filter Pills ---------- */
.filter-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:40px;}
.filter-pill{
  padding:11px 20px;border-radius:var(--radius-pill);border:1.5px solid var(--border);
  background:#fff;font-weight:600;font-size:13.5px;color:var(--text-body);
  display:inline-flex;align-items:center;gap:7px;
}
.filter-pill.active,.filter-pill:hover{border-color:var(--primary);color:var(--primary);background:#EEF0FD;}

/* ---------- Tool Grid ---------- */
.tool-grid{
  display:grid;grid-template-columns:repeat(7,1fr);gap:18px;
}
@media (max-width:1100px){.tool-grid{grid-template-columns:repeat(4,1fr);}}
@media (max-width:640px){.tool-grid{grid-template-columns:repeat(2,1fr);gap:12px;}}

.tool-card{
  background:#fff;border-radius:var(--radius-card);padding:22px 14px;text-align:center;
  box-shadow:var(--shadow-soft);border:1px solid var(--border);
  transition:transform .18s ease,box-shadow .18s ease;
}
.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);}
.tool-icon{
  width:52px;height:52px;border-radius:14px;margin:0 auto 12px;
  display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;
}
.tool-card .tool-name{font-size:13.5px;font-weight:700;color:var(--text-dark);}
.tool-card .tool-cat{font-size:11px;color:var(--text-muted);margin-top:2px;}

/* category colors */
.cat-text{background:linear-gradient(135deg,#F59E0B,#FB923C);}
.cat-pdf{background:linear-gradient(135deg,#EF4444,#F87171);}
.cat-image{background:linear-gradient(135deg,#3B82F6,#60A5FA);}
.cat-converter{background:linear-gradient(135deg,#22C55E,#4ADE80);}
.cat-generator{background:linear-gradient(135deg,#A855F7,#C084FC);}
.cat-utility{background:linear-gradient(135deg,#0F1631,#33395B);}

.ad-card{
  background:#F7F8FC;border:1.5px dashed #CBD2EB;border-radius:var(--radius-card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-height:130px;color:#9AA1C2;font-size:11px;text-align:center;padding:14px;
}
.ad-card .ad-label{text-transform:uppercase;letter-spacing:.08em;font-size:10px;margin-bottom:6px;}

.grid-cta{text-align:center;margin-top:40px;}

/* ---------- Feature cards ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
@media (max-width:900px){.feature-grid{grid-template-columns:1fr;}}
.feature-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:30px 26px;box-shadow:var(--shadow-soft);
}
.feature-card .feature-icon{
  width:54px;height:54px;border-radius:14px;background:#EEF0FD;color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:18px;
}
.feature-card h3{font-size:18px;}
.feature-card p{color:var(--text-muted);font-size:14.5px;margin:0;}

/* why-choose icons row */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
@media (max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr);}}
.why-item{text-align:center;padding:18px;}
.why-item .icon{
  width:56px;height:56px;border-radius:16px;background:#EEF0FD;color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 14px;
}
.why-item h4{font-size:15.5px;margin-bottom:6px;}
.why-item p{font-size:13.5px;color:var(--text-muted);margin:0;}

/* ---------- Testimonials ---------- */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
@media (max-width:900px){.testi-grid{grid-template-columns:1fr;}}
.testi-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-soft);}
.testi-stars{color:#F59E0B;font-size:14px;margin-bottom:10px;letter-spacing:2px;}
.testi-quote{font-size:14.5px;color:var(--text-body);margin-bottom:16px;}
.testi-person{display:flex;align-items:center;gap:12px;}
.testi-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--hero-start),var(--hero-end));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;}
.testi-name{font-size:13.5px;font-weight:700;color:var(--text-dark);}
.testi-role{font-size:12px;color:var(--text-muted);}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--hero-start),var(--hero-end));
  border-radius:24px;padding:40px 44px;display:flex;align-items:center;justify-content:space-between;
  gap:20px;flex-wrap:wrap;color:#fff;
}
.cta-band h3{color:#fff;font-size:22px;margin-bottom:4px;}
.cta-band p{color:rgba(255,255,255,.8);margin:0;font-size:14.5px;}
.cta-band .btn-primary{background:#fff;color:var(--primary);box-shadow:none;}
.cta-band .btn-primary:hover{background:#EEF0FD;}

/* ---------- Footer ---------- */
.site-footer{background:linear-gradient(160deg,var(--hero-start),#161E5E 60%,#12193f);color:rgba(255,255,255,.82);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:28px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}
.footer-grid h4{color:#fff;font-size:14.5px;margin-bottom:16px;}
.footer-grid ul li{margin-bottom:10px;}
.footer-grid a{font-size:13.5px;color:rgba(255,255,255,.68);}
.footer-grid a:hover{color:#fff;}
.footer-brand p{font-size:13.5px;color:rgba(255,255,255,.65);margin:12px 0 18px;}
.social-row{display:flex;gap:10px;}
.social-row a{
  width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.25);
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.footer-newsletter{display:flex;margin-top:10px;border-radius:10px;overflow:hidden;border:1px solid rgba(255,255,255,.2);}
.footer-newsletter input{flex:1;border:none;background:rgba(255,255,255,.06);color:#fff;padding:11px 12px;font-size:13px;}
.footer-newsletter button{border:none;background:var(--primary);color:#fff;padding:0 16px;}
.footer-bottom{padding:20px 0;text-align:center;font-size:12.5px;color:rgba(255,255,255,.55);}
.footer-bottom a{color:rgba(255,255,255,.75);margin:0 8px;}

/* ---------- Breadcrumb ---------- */
.breadcrumb{padding:18px 0;font-size:13px;color:var(--text-muted);}
.breadcrumb a{color:var(--primary);}

/* ---------- Tool Page ---------- */
.tool-page-head{padding:36px 0 8px;}
.tool-page-head .tool-icon{width:56px;height:56px;font-size:26px;border-radius:16px;margin:0 0 16px;}
.tool-page-head h1{font-size:30px;}
.tool-page-head p.tool-sub{color:var(--text-muted);font-size:15px;max-width:640px;}
.tool-layout{display:grid;grid-template-columns:1fr 300px;gap:32px;align-items:start;}
@media (max-width:960px){.tool-layout{grid-template-columns:1fr;}}
.tool-app{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-soft);
}
.tool-sidebar{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px;}
@media (max-width:960px){.tool-sidebar{position:static;}}

.field-group{margin-bottom:16px;}
.field-group label{display:block;font-size:13.5px;font-weight:600;color:var(--text-dark);margin-bottom:7px;}
.field-group .hint{font-size:12px;color:var(--text-muted);margin-top:5px;}
textarea,input[type=text],input[type=number],input[type=email],input[type=tel],input[type=search],select{
  width:100%;padding:12px 14px;border:1.5px solid var(--border);border-radius:10px;
  font-family:inherit;font-size:14px;color:var(--text-dark);background:#fff;
}
textarea{min-height:170px;resize:vertical;font-family:'SFMono-Regular',Menlo,Consolas,monospace;font-size:13.5px;}
textarea:focus,input:focus,select:focus{border-color:var(--primary);}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;}
@media (max-width:520px){.row-2,.row-3{grid-template-columns:1fr;}}
.checkbox-row{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:13.5px;}
.checkbox-row input{width:auto;}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px;}
.tool-result{
  margin-top:20px;padding:16px;border-radius:12px;background:var(--bg-light);
  font-size:14px;word-break:break-word;
}
.tool-result.hidden{display:none;}
.stat-pill-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;}
.stat-pill{background:#EEF0FD;color:var(--primary);border-radius:10px;padding:10px 14px;font-size:13px;font-weight:600;flex:1;min-width:110px;text-align:center;}
.stat-pill b{display:block;font-size:18px;}
.dropzone{
  border:2px dashed var(--border);border-radius:14px;padding:34px 20px;text-align:center;
  color:var(--text-muted);cursor:pointer;transition:border-color .15s;
}
.dropzone:hover,.dropzone.drag{border-color:var(--primary);color:var(--primary);background:#F8F9FE;}
.dropzone input{display:none;}
.file-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.file-chip{display:flex;justify-content:space-between;align-items:center;background:var(--bg-light);padding:9px 12px;border-radius:9px;font-size:13px;}
.file-chip button{background:none;border:none;color:#EF4444;font-weight:700;}
.canvas-preview{max-width:100%;border-radius:10px;border:1px solid var(--border);margin-top:14px;}
.color-swatch{width:100%;height:64px;border-radius:12px;border:1px solid var(--border);margin-bottom:14px;}

.sidebar-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-soft);}
.sidebar-card h3{font-size:15px;margin-bottom:12px;}
.related-list a{display:block;padding:9px 0;font-size:13.5px;border-bottom:1px solid var(--border);color:var(--text-body);}
.related-list a:last-child{border-bottom:none;}
.related-list a:hover{color:var(--primary);}

.content-block{padding:44px 0;border-top:1px solid var(--border);}
.content-block h2{font-size:22px;}
.steps-list{counter-reset:step;display:flex;flex-direction:column;gap:14px;margin-top:18px;}
.steps-list li{display:flex;gap:14px;align-items:flex-start;font-size:14.5px;}
.steps-list li::before{
  counter-increment:step;content:counter(step);flex-shrink:0;
  width:30px;height:30px;border-radius:50%;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;
}
.faq-item{border-bottom:1px solid var(--border);}
.faq-q{
  width:100%;background:none;border:none;text-align:left;padding:18px 0;
  font-size:15px;font-weight:600;color:var(--text-dark);display:flex;justify-content:space-between;align-items:center;
}
.faq-q .plus{font-size:20px;color:var(--primary);transition:transform .2s;flex-shrink:0;margin-left:14px;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;font-size:14px;color:var(--text-muted);}
.faq-item.open .faq-a{max-height:400px;padding-bottom:18px;}

.form-card{max-width:600px;margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:34px;box-shadow:var(--shadow-soft);}
.copy-toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
  background:var(--text-dark);color:#fff;padding:12px 22px;border-radius:var(--radius-pill);
  font-size:13.5px;opacity:0;pointer-events:none;transition:all .25s ease;z-index:999;
}
.copy-toast.show{opacity:1;transform:translateX(-50%) translateY(0);}

.plain-list{columns:2;gap:28px;}
@media (max-width:640px){.plain-list{columns:1;}}
.plain-list li{break-inside:avoid;padding:8px 0;border-bottom:1px solid var(--border);font-size:14px;}
.plain-list a{font-weight:600;color:var(--text-dark);}
.plain-list a:hover{color:var(--primary);}
.plain-list .d{color:var(--text-muted);font-size:12.5px;display:block;margin-top:2px;}