:root {
  --bg:#ffffff; --bg2:#f8faff; --bg3:#f1f5ff; --bg4:#e8effe;
  --border:#e2e8f8; --bh:#c7d5f5;
  --text:#0f1729; --text2:#4a5578; --muted:#8a96b8;
  --blue:#2563eb; --blue2:#1d4ed8; --blue3:#3b82f6;
  --blue-lt:#eff4ff; --blue-bd:#bfcffd;
  --accent:#2563eb; --accent2:#1d4ed8;
  --green:#10b981; --red:#ef4444; --orange:#f59e0b; --purple:#7c3aed;
  --shadow-sm:0 1px 3px rgba(37,99,235,.08),0 1px 2px rgba(0,0,0,.04);
  --shadow:0 4px 16px rgba(37,99,235,.10),0 2px 8px rgba(0,0,0,.04);
  --shadow-lg:0 12px 40px rgba(37,99,235,.14),0 4px 16px rgba(0,0,0,.06);
  --fd:'Plus Jakarta Sans',sans-serif;
  --fb:'Plus Jakarta Sans',sans-serif;
  --r:12px; --rs:8px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{background:var(--bg);color:var(--text);font-family:var(--fb);font-size:16px;line-height:1.7;overflow-x:hidden}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:200;display:flex;align-items:center;justify-content:space-between;padding:0 48px;height:64px;background:rgba(255,255,255,.93);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);box-shadow:0 1px 0 var(--border)}
.logo{font-family:var(--fd);font-size:22px;font-weight:800;color:var(--text);text-decoration:none;letter-spacing:-.5px}
.logo span{color:var(--blue)}
.nav-right{display:flex;align-items:center;gap:8px}
.nav-link{font-size:14px;font-weight:500;color:var(--text2);text-decoration:none;padding:6px 12px;border-radius:8px;transition:all .2s}
.nav-link:hover{color:var(--blue);background:var(--blue-lt)}
.nav-cta{font-size:13px;font-weight:600;padding:8px 20px;border-radius:100px;background:var(--blue);color:#fff;text-decoration:none;transition:all .2s;box-shadow:0 2px 8px rgba(37,99,235,.3)}
.nav-cta:hover{background:var(--blue2);transform:translateY(-1px)}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:none;border:none;z-index:201}
.hamburger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all .3s}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;position:fixed;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);padding:12px 20px 20px;flex-direction:column;gap:2px;z-index:199;box-shadow:var(--shadow)}
.mobile-menu.open{display:flex}
.mobile-menu a{font-size:15px;font-weight:500;color:var(--text2);text-decoration:none;padding:12px 16px;border-radius:var(--rs);transition:all .2s}
.mobile-menu a:hover{color:var(--blue);background:var(--blue-lt)}
.mobile-menu a.cta{background:var(--blue);color:#fff;text-align:center;margin-top:8px}

/* BREADCRUMB */
.breadcrumb{margin-top:64px;padding:12px 48px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);border-bottom:1px solid var(--border);background:#fff}
.breadcrumb a{color:var(--muted);text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:var(--blue)}
.breadcrumb svg{width:12px;height:12px;flex-shrink:0}

/* TOOL HERO */
.tool-hero{padding:48px 48px 40px;max-width:960px;margin:0 auto;text-align:center}
.tool-badge{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--blue);background:var(--blue-lt);border:1px solid var(--blue-bd);padding:5px 16px;border-radius:100px;margin-bottom:20px}
.tool-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--green)}
.tool-hero h1{font-family:var(--fd);font-size:clamp(30px,5vw,56px);font-weight:800;letter-spacing:-2px;line-height:1;margin-bottom:16px;color:var(--text)}
.tool-hero p{font-size:17px;color:var(--text2);font-weight:400;max-width:580px;margin:0 auto 28px;line-height:1.65}
.trust-row{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.trust-pill{display:flex;align-items:center;gap:6px;font-size:12px;font-weight:500;color:var(--text2);padding:6px 14px;border:1.5px solid var(--border);border-radius:100px;background:#fff;box-shadow:var(--shadow-sm)}
.trust-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--green);flex-shrink:0}

/* TOOL BOX */
.tool-box{max-width:880px;margin:0 auto 64px;padding:0 48px}

/* DROPZONE */
.dropzone{border:2px dashed var(--blue-bd);border-radius:16px;padding:56px 32px;text-align:center;cursor:pointer;transition:all .25s;background:var(--blue-lt);position:relative}
.dropzone:hover,.dropzone.drag-over{border-color:var(--blue);background:#e0eaff;transform:scale(1.005)}
.dropzone input[type="file"]{position:absolute;inset:0;opacity:0;cursor:pointer;z-index:2}
.dz-icon{width:56px;height:56px;background:var(--blue);border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;color:#fff;box-shadow:0 4px 14px rgba(37,99,235,.35)}
.dz-icon svg{color:#fff}
.dropzone h2{font-family:var(--fd);font-size:19px;font-weight:700;margin-bottom:8px;color:var(--text)}
.dropzone p{font-size:14px;color:var(--muted);margin-bottom:18px}
.fmt-chips{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:20px}
.fmt{font-size:11px;font-weight:600;padding:3px 10px;border-radius:6px;background:#fff;border:1.5px solid var(--border);color:var(--text2)}
.pick-btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--fb);font-size:14px;font-weight:600;padding:11px 26px;border-radius:100px;background:var(--blue);color:#fff;border:none;cursor:pointer;transition:all .2s;box-shadow:0 2px 8px rgba(37,99,235,.3)}
.pick-btn:hover{background:var(--blue2);transform:translateY(-1px);box-shadow:0 4px 14px rgba(37,99,235,.4)}

/* SETTINGS */
.settings-wrap{background:var(--bg2);border:1.5px solid var(--border);border-radius:var(--r);padding:22px 24px;margin:16px 0}
.settings-title{font-family:var(--fd);font-size:14px;font-weight:700;margin-bottom:16px;color:var(--text)}
.setting-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;gap:16px}
.setting-row:last-child{margin-bottom:0}
.setting-label{font-size:14px;font-weight:500;color:var(--text)}
.setting-hint{font-size:12px;color:var(--muted)}
.range-wrap{display:flex;align-items:center;gap:10px}
.range-wrap input[type="range"]{width:140px;accent-color:var(--blue);cursor:pointer}
.range-val{font-size:14px;font-weight:700;color:var(--blue);min-width:36px;text-align:center;background:var(--blue-lt);border:1px solid var(--blue-bd);padding:2px 8px;border-radius:6px}

/* PROGRESS */
.progress-bar{height:4px;background:var(--bg3);border-radius:2px;overflow:hidden;margin:4px 0}
.progress-fill{height:100%;background:var(--blue);border-radius:2px;transition:width .4s ease}

/* PROCESS BUTTON */
.process-btn{width:100%;padding:14px;background:var(--blue);color:#fff;border:none;border-radius:100px;font-family:var(--fb);font-size:15px;font-weight:700;cursor:pointer;transition:all .22s;box-shadow:0 3px 12px rgba(37,99,235,.35);display:flex;align-items:center;justify-content:center;gap:10px;margin:16px 0}
.process-btn:hover:not(:disabled){background:var(--blue2);transform:translateY(-1px);box-shadow:0 5px 20px rgba(37,99,235,.45)}
.process-btn:disabled{background:var(--muted);cursor:not-allowed;transform:none;box-shadow:none}

/* FILE LIST */
.stats-row{display:flex;gap:0;background:var(--bg2);border:1.5px solid var(--border);border-radius:var(--rs);margin-top:16px;overflow:hidden}
.stat-item{flex:1;padding:14px 12px;text-align:center;border-right:1px solid var(--border)}
.stat-item:last-child{border-right:none}
.stat-n{font-family:var(--fd);font-size:20px;font-weight:800;color:var(--blue)}
.stat-l{font-size:11px;color:var(--muted);margin-top:2px}

.file-list{display:flex;flex-direction:column;gap:10px;margin-top:16px}
.file-item{display:flex;align-items:center;gap:12px;padding:14px 16px;background:#fff;border:1.5px solid var(--border);border-radius:var(--rs);transition:all .2s}
.file-item:hover{border-color:var(--blue-bd)}
.file-thumb{width:48px;height:48px;border-radius:6px;object-fit:cover;flex-shrink:0;border:1px solid var(--border)}
.file-info{flex:1;min-width:0}
.file-name{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text)}
.file-meta{font-size:12px;color:var(--muted);margin-top:2px}
.file-saving{font-size:11px;font-weight:700;color:var(--green)}
.file-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.dl-btn{font-size:12px;font-weight:600;padding:5px 14px;border-radius:6px;background:var(--blue-lt);color:var(--blue);border:1px solid var(--blue-bd);text-decoration:none;transition:all .2s;cursor:pointer}
.dl-btn:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.remove-btn{background:none;border:none;cursor:pointer;color:var(--muted);padding:4px;transition:color .2s}
.remove-btn:hover{color:var(--red)}

.dl-all-btn{width:100%;padding:12px;background:#fff;color:var(--blue);border:1.5px solid var(--blue-bd);border-radius:100px;font-family:var(--fb);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:12px}
.dl-all-btn:hover{background:var(--blue);color:#fff}

/* CANVAS / EDITOR */
.canvas-wrap{position:relative;overflow:hidden;border-radius:var(--rs);background:var(--bg3);border:1.5px solid var(--border);margin-top:16px}

/* COMPARISON TABLE */
.cmp-section{padding:48px 0;border-top:1px solid var(--border)}
.cmp-section h2{font-family:var(--fd);font-size:26px;font-weight:800;letter-spacing:-.5px;margin-bottom:20px;color:var(--text)}
.cmp-section h2 span{color:var(--blue)}
.cmp-table{width:100%;border-collapse:collapse;font-size:14px;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-sm)}
.cmp-table th{padding:12px 16px;background:var(--bg3);text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--text2);font-weight:600;border-bottom:1px solid var(--border)}
.cmp-table th:not(:first-child){text-align:center}
.cmp-table td{padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text2);background:#fff}
.cmp-table tr:last-child td{border-bottom:none}
.cmp-table td:first-child{font-weight:500;color:var(--text)}
.cmp-table td:not(:first-child){text-align:center}
.win{color:var(--green);font-weight:700}
.lose{color:var(--red)}

/* HOW TO STEPS */
.howto-section{padding:48px 0;border-top:1px solid var(--border)}
.howto-section h2{font-family:var(--fd);font-size:26px;font-weight:800;letter-spacing:-.5px;margin-bottom:20px;color:var(--text)}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.step-card{padding:24px;background:#fff;border:1.5px solid var(--border);border-radius:var(--r);position:relative;box-shadow:var(--shadow-sm)}
.step-num{font-family:var(--fd);font-size:40px;font-weight:800;color:var(--blue);opacity:.1;position:absolute;top:12px;right:16px;line-height:1}
.step-icon{width:40px;height:40px;background:var(--blue-lt);border:1px solid var(--blue-bd);border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.step-icon svg{color:var(--blue)}
.step-title{font-family:var(--fd);font-size:15px;font-weight:700;margin-bottom:6px;color:var(--text)}
.step-desc{font-size:13px;color:var(--text2);line-height:1.55}

/* FAQ */
.faq-section{padding:48px 0;border-top:1px solid var(--border)}
.faq-section h2{font-family:var(--fd);font-size:26px;font-weight:800;letter-spacing:-.5px;margin-bottom:20px;color:var(--text)}
.faq-list{list-style:none;padding:0}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:first-child{border-top:1px solid var(--border)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;cursor:pointer;font-family:var(--fd);font-size:15px;font-weight:600;color:var(--text);user-select:none;transition:color .2s}
.faq-q:hover,.faq-item.open .faq-q{color:var(--blue)}
.faq-q svg{color:var(--muted);transition:transform .3s;flex-shrink:0}
.faq-item.open .faq-q svg{transform:rotate(180deg);color:var(--blue)}
.faq-a{display:none;padding:0 0 18px;font-size:15px;color:var(--text2);line-height:1.7}
.faq-item.open .faq-a{display:block}

/* RELATED TOOLS */
.related-section{padding:40px 0;border-top:1px solid var(--border)}
.related-section h2{font-family:var(--fd);font-size:20px;font-weight:700;margin-bottom:16px;color:var(--text)}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}
.related-card{display:flex;align-items:center;gap:10px;padding:12px 14px;background:#fff;border:1.5px solid var(--border);border-radius:var(--rs);text-decoration:none;color:var(--text);font-size:13px;font-weight:500;transition:all .2s;box-shadow:var(--shadow-sm)}
.related-card:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-lt)}
.related-card svg{color:var(--blue);flex-shrink:0;width:14px;height:14px}

/* CONTENT SECTIONS */
.content-section{max-width:880px;margin:0 auto;padding:0 48px 48px}
.content-section h2{font-family:var(--fd);font-size:22px;font-weight:800;letter-spacing:-.5px;margin-bottom:14px;color:var(--text)}
.content-section h2 span{color:var(--blue)}
.content-section p{font-size:15px;color:var(--text2);margin-bottom:14px;line-height:1.75}
.content-section ul{padding-left:22px;margin-bottom:14px}
.content-section li{font-size:15px;color:var(--text2);margin-bottom:6px;line-height:1.65}
.content-section strong{color:var(--text);font-weight:600}

/* ALERTS */
.alert{padding:14px 18px;border-radius:var(--rs);font-size:14px;display:flex;align-items:flex-start;gap:10px;margin:14px 0}
.alert-info{background:var(--blue-lt);border:1px solid var(--blue-bd);color:var(--blue2)}
.alert-success{background:rgba(16,185,129,.06);border:1px solid rgba(16,185,129,.2);color:#065f46}
.alert svg{flex-shrink:0;margin-top:2px}

/* FOOTER */
footer{padding:64px 48px 0;max-width:1280px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;border-top:1px solid var(--border)}
.footer-brand p{font-size:13px;color:var(--muted);max-width:240px;line-height:1.65;margin-top:10px}
.footer-col h4{font-family:var(--fd);font-size:12px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--text);margin-bottom:14px}
.footer-col a{display:block;font-size:14px;color:var(--text2);text-decoration:none;margin-bottom:10px;transition:color .2s}
.footer-col a:hover{color:var(--blue)}
.footer-bottom{max-width:1280px;margin:0 auto;padding:24px 48px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
.footer-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-links a{color:var(--muted);text-decoration:none;transition:color .2s}
.footer-links a:hover{color:var(--blue)}

/* RESPONSIVE */
@media(max-width:1024px){footer{grid-template-columns:1fr 1fr}}
@media(max-width:768px){
  nav{padding:0 20px}
  .nav-right .nav-link,.nav-right .nav-cta{display:none}
  .hamburger{display:flex!important}
  .breadcrumb{padding:12px 20px}
  .tool-hero{padding:36px 20px 28px}
  .tool-box{padding:0 20px}
  .content-section{padding:0 20px 40px}
  .steps-grid{grid-template-columns:1fr}
  footer{padding:40px 20px 0;grid-template-columns:1fr 1fr;gap:28px}
  .footer-bottom{padding:20px;flex-direction:column;gap:8px;text-align:center}
  .cmp-table{font-size:12px}
  .cmp-table th,.cmp-table td{padding:8px 10px}
}
@media(max-width:560px){
  footer{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr 1fr}
  .steps-grid{grid-template-columns:1fr}
}

@keyframes dzPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}
@keyframes dzFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
.dropzone:not(.drag-over) .dz-icon{animation:dzFloat 3s ease infinite}
.dropzone.drag-over{border-color:var(--blue)!important;background:#e0eaff!important;transform:scale(1.01)}
.dropzone.drag-over .dz-icon{animation:dzPulse .4s ease;background:var(--blue)!important;border-color:var(--blue)!important}
.dropzone.drag-over .dz-icon svg{color:#fff!important}