/* =======================================================================
   PDFStack — Design Tokens
   Color: white base (#FFFFFF) + primary green (#16A34A), extended with a
   deep green and a teal accent for the signature "document stack"
   glow. Type: Sora (display, used sparingly) + Inter (body/UI) + JetBrains
   Mono (utility: stats, file metadata, badges) — a nod to the technical,
   structured nature of document processing.
   ===================================================================== */
:root{
	--white:#FFFFFF;
	--mist:#F0FDF4;
	--mist-2:#DCFCE7;
	--border:#E2E8F0;
	--ink:#0F172A;
	--slate:#64748B;
	--slate-light:#94A3B8;
	--primary:#16A34A;
	--primary-dark:#15803D;
	--primary-light:#4ADE80;
	--cyan:#14B8A6;
	--success:#16A34A;
	--radius-lg:20px;
	--radius-md:14px;
	--radius-sm:10px;
	--shadow-sm:0 2px 8px rgba(15,23,42,.06);
	--shadow-md:0 8px 24px rgba(22,163,74,.10);
	--shadow-lg:0 20px 48px rgba(22,163,74,.16);
	--font-display:'Sora',sans-serif;
	--font-body:'Inter',sans-serif;
	--font-mono:'JetBrains Mono',monospace;
	--container:1240px;
	--header-h:76px;
	--footer-bg:#E4F7EC;
}
[data-theme="dark"]{
	--white:#0B1220;
	--mist:#111A2E;
	--mist-2:#0F1A30;
	--border:#1E293B;
	--ink:#F1F5F9;
	--slate:#94A3B8;
	--slate-light:#64748B;
	--shadow-sm:0 2px 8px rgba(0,0,0,.35);
	--shadow-md:0 8px 24px rgba(0,0,0,.4);
	--shadow-lg:0 20px 48px rgba(0,0,0,.5);
	--footer-bg:#101B31;
}

/* =======================================================================
   Reset & base
   ===================================================================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
	font-family:var(--font-body);
	color:var(--ink);
	background:var(--white);
	line-height:1.6;
	font-size:16px;
	-webkit-font-smoothing:antialiased;
	transition:background .3s ease,color .3s ease;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;color:inherit}
button{cursor:pointer;background:none;border:none}
ul{list-style:none}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.skip-link{position:absolute;left:-999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.15;letter-spacing:-.01em}
section{padding:96px 24px}
@media (max-width:768px){section{padding:64px 20px}}

.text-gradient{background:linear-gradient(100deg,var(--primary) 10%,var(--cyan) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-block;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.04em;color:var(--primary);background:var(--mist);border:1px solid var(--mist-2);padding:6px 14px;border-radius:99px;margin-bottom:16px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:12px;font-weight:600;font-size:14.5px;transition:transform .18s ease,box-shadow .18s ease,background .18s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:var(--shadow-md)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-ghost{background:var(--mist);color:var(--primary)}
.btn-ghost:hover{background:var(--mist-2);transform:translateY(-2px)}
.btn-lg{padding:16px 32px;font-size:16px}
.btn-sm{padding:8px 16px;font-size:13px}
.btn-block{width:100%}

/* scroll reveal */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .6s cubic-bezier(.16,.8,.3,1),transform .6s cubic-bezier(.16,.8,.3,1)}
[data-reveal].is-visible{opacity:1;transform:translateY(0)}
[data-reveal-delay="1"]{transition-delay:.08s}
[data-reveal-delay="2"]{transition-delay:.16s}
[data-reveal-delay="3"]{transition-delay:.24s}
[data-reveal-delay="4"]{transition-delay:.32s}
[data-reveal-delay="5"]{transition-delay:.4s}
@media (prefers-reduced-motion:reduce){
	[data-reveal]{opacity:1;transform:none;transition:none}
	*{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* =======================================================================
   Header
   ===================================================================== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,0,0,.08);transition:border-color .25s ease,box-shadow .25s ease}
[data-theme="dark"] .site-header{background:rgba(11,18,32,.78)}
.site-header.is-stuck{border-bottom-color:rgba(0,0,0,.08);box-shadow:0 4px 20px rgba(15,23,42,.05)}
.header-inner{max-width:var(--container);margin:0 auto;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;padding:0 24px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:20px;min-width:0}
.brand-logo{max-height:40px;width:auto;height:auto;object-fit:contain;flex-shrink:1}
.brand-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (max-width:640px){.brand{font-size:17px}.brand-logo{max-height:30px}}
.brand-name em{font-style:normal;color:var(--primary)}
.primary-nav{display:flex;align-items:center;gap:6px}
.primary-nav li{margin:0}
.primary-nav li a{padding:10px 14px;border-radius:10px;font-weight:500;font-size:14.5px;color:var(--ink);transition:background .15s ease,color .15s ease}
.primary-nav li a:hover{background:var(--mist);color:var(--primary)}
.nav-item{display:flex;align-items:center;gap:6px;padding:10px 14px;border-radius:10px;font-weight:500;font-size:14.5px;color:var(--ink);transition:background .15s ease,color .15s ease}
.nav-item:hover{background:var(--mist);color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:10px}
.theme-toggle{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--mist);color:var(--primary)}
.theme-toggle .icon-moon{display:none}
[data-theme="dark"] .theme-toggle .icon-sun{display:none}
[data-theme="dark"] .theme-toggle .icon-moon{display:block}
.menu-toggle{display:none;width:38px;height:38px;flex-direction:column;justify-content:center;gap:5px}
.menu-toggle span{width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s ease,opacity .2s ease}

/* mega menu */
.mega-menu{position:absolute;top:100%;left:0;right:0;background:var(--white);border-bottom:1px solid var(--border);box-shadow:0 20px 40px rgba(15,23,42,.08);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .2s ease,transform .2s ease,visibility .2s}
.primary-nav:has(.has-mega[aria-expanded="true"]) + .mega-menu,
.mega-menu.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.mega-menu-inner{max-width:var(--container);margin:0 auto;padding:32px 24px;display:grid;grid-template-columns:repeat(6,1fr);gap:24px}
.mega-col h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--slate);margin-bottom:12px;font-family:var(--font-mono);font-weight:500}
.mega-col ul li{margin-bottom:8px}
.mega-col ul li a{font-size:14px;color:var(--ink)}
.mega-col ul li a:hover{color:var(--primary)}
.mega-col-promo{background:var(--mist);border-radius:var(--radius-md);padding:18px}
.mega-col-promo p{font-size:13px;color:var(--slate);margin:8px 0 14px}

.mobile-nav{display:none;position:fixed;top:var(--header-h);left:0;right:0;bottom:0;background:var(--white);z-index:99;padding:24px;flex-direction:column;gap:4px;overflow-y:auto}
.mobile-nav.is-open{display:flex}
.mobile-nav a{padding:14px 4px;font-weight:500;border-bottom:1px solid var(--border)}
.mobile-nav hr{border:none;border-top:1px solid var(--border);margin:8px 0}

/* =======================================================================
   Hero + signature "document stack" illustration
   ===================================================================== */
.hero{position:relative;overflow:hidden;padding:88px 24px 64px;background:linear-gradient(180deg,var(--mist) 0%,var(--white) 65%)}
.hero-shapes .shape{position:absolute;border-radius:50%;filter:blur(2px);opacity:.5;animation:float 9s ease-in-out infinite}
.shape-a{width:220px;height:220px;background:radial-gradient(circle,var(--primary-light),transparent 70%);top:-60px;left:-60px}
.shape-b{width:160px;height:160px;background:radial-gradient(circle,var(--cyan),transparent 70%);bottom:20px;right:8%;animation-delay:-3s}
.shape-c{width:100px;height:100px;background:radial-gradient(circle,var(--primary),transparent 70%);top:40%;right:30%;animation-delay:-6s}
@keyframes float{0%,100%{transform:translateY(0) translateX(0)}50%{transform:translateY(-22px) translateX(10px)}}

.hero-inner{position:relative;max-width:var(--container);margin:0 auto;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-copy h1{font-size:clamp(34px,4.4vw,58px);margin:2px 0 16px}
.hero-sub{font-size:19px;color:var(--slate);margin-bottom:32px}

.hero-dropzone,.upload-dropzone{position:relative;border:2px dashed var(--primary-light);border-radius:var(--radius-lg);background:rgba(255,255,255,.6);backdrop-filter:blur(6px);padding:32px;text-align:center;cursor:pointer;transition:border-color .2s ease,background .2s ease,transform .2s ease}
[data-theme="dark"] .hero-dropzone,[data-theme="dark"] .upload-dropzone{background:rgba(255,255,255,.03)}
.hero-dropzone:hover,.upload-dropzone:hover,.hero-dropzone.is-dragover,.upload-dropzone.is-dragover{border-color:var(--primary);background:var(--mist);transform:translateY(-2px)}
.dropzone-icon{width:56px;height:56px;margin:0 auto 14px;border-radius:16px;background:var(--mist-2);display:flex;align-items:center;justify-content:center}
.hero-dropzone p,.upload-dropzone p{font-size:15px}
.link-strong{color:var(--primary);font-weight:600;text-decoration:underline}
.dropzone-hint{display:block;margin-top:8px;font-size:12.5px;color:var(--slate-light);font-family:var(--font-mono)}

.hero-trust{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;font-size:13px;color:var(--slate)}
.hero-trust span{display:flex;align-items:center;gap:6px}

.hero-visual{display:flex;justify-content:center}
.doc-stack{position:relative;width:280px;height:280px}
.doc-glow{position:absolute;inset:20px;background:radial-gradient(circle,rgba(22,163,74,.28),transparent 70%);filter:blur(20px);z-index:0}
.doc-card{position:absolute;width:170px;height:220px;background:var(--white);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-lg);padding:20px 18px}
.doc-card-1{top:10px;left:0;transform:rotate(-14deg)}
.doc-card-2{top:20px;left:40px;transform:rotate(-3deg)}
.doc-card-3{top:14px;left:78px;transform:rotate(9deg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:linear-gradient(160deg,var(--white),var(--mist))}
.doc-line{display:block;height:8px;border-radius:6px;background:var(--mist-2);margin-bottom:10px}
.doc-card-label{font-family:var(--font-mono);font-size:11px;color:var(--primary)}
.progress-ring{transform:rotate(-90deg)}
.progress-ring-fill{stroke-dasharray:120;stroke-dashoffset:40;animation:dash 2.4s ease-in-out infinite}
@keyframes dash{0%{stroke-dashoffset:120}50%{stroke-dashoffset:20}100%{stroke-dashoffset:120}}
.doc-card-mini{position:static;width:150px;height:110px;transform:none;box-shadow:none;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.12)}
.doc-card-mini .doc-line{background:rgba(255,255,255,.4)}

/* =======================================================================
   Section heads (shared)
   ===================================================================== */
.section-head{max-width:640px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:clamp(26px,3vw,38px)}
.section-head p{color:var(--slate);margin-top:12px;font-size:16px}

/* =======================================================================
   Tool grid
   ===================================================================== */
.tools-section{max-width:var(--container);margin:0 auto}
.tool-filters{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:36px}
.filter-chip{padding:9px 18px;border-radius:99px;font-size:13.5px;font-weight:500;border:1px solid var(--border);color:var(--slate);transition:all .15s ease}
.filter-chip:hover{border-color:var(--primary-light);color:var(--primary)}
.filter-chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff}

.tool-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.tool-grid-compact{grid-template-columns:repeat(3,1fr);max-width:var(--container);margin:0 auto}
@media (max-width:1080px){.tool-grid{grid-template-columns:repeat(4,1fr)}}
@media (max-width:720px){.tool-grid,.tool-grid-compact{grid-template-columns:1fr}}

.tool-card{position:relative;display:block;padding:26px 20px;background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:transform .22s cubic-bezier(.16,.8,.3,1),box-shadow .22s ease,border-color .22s ease;overflow:hidden}
.tool-card::before{content:"";position:absolute;inset:0;padding:1px;border-radius:var(--radius-lg);background:linear-gradient(135deg,var(--primary-light),var(--cyan));opacity:0;transition:opacity .22s ease;-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.tool-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.tool-card:hover::before{opacity:1}
.tool-icon-wrap{display:flex;width:48px;height:48px;align-items:center;justify-content:center;border-radius:var(--radius-sm);background:var(--mist);color:var(--primary);margin-bottom:16px}
.tool-icon-wrap-lg{width:64px;height:64px;margin:0 auto 16px}
.tool-icon{width:26px;height:26px;color:var(--primary)}
.tool-card h3{font-size:16px;margin-bottom:6px}
.tool-card p{font-size:13.5px;color:var(--slate);line-height:1.5}
.badge-popular{position:absolute;top:16px;right:16px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#fff;font-size:10.5px;font-weight:700;letter-spacing:.03em;padding:4px 10px;border-radius:99px;font-family:var(--font-mono)}
.tool-card[hidden]{display:none}

/* =======================================================================
   How it works
   ===================================================================== */
.how-section{max-width:var(--container);margin:0 auto}
.steps{display:flex;align-items:flex-start;gap:0;max-width:980px;margin:0 auto}
.step{flex:1;text-align:center;padding:0 12px}
.step-num{display:inline-block;font-family:var(--font-mono);font-size:13px;font-weight:600;color:var(--primary);background:var(--mist);border-radius:99px;padding:6px 12px;margin-bottom:14px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{color:var(--slate);font-size:14.5px}
.step-connector{flex:0 0 60px;height:2px;background:linear-gradient(90deg,var(--primary-light),var(--cyan));margin-top:20px;opacity:.5}
@media (max-width:768px){.steps{flex-direction:column;gap:32px}.step-connector{display:none}}

/* =======================================================================
   Features
   ===================================================================== */
.features-section{max-width:var(--container);margin:0 auto}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:900px){.feature-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.feature-grid{grid-template-columns:1fr}}
.feature-card{padding:28px;border-radius:var(--radius-lg);background:linear-gradient(160deg,var(--white),var(--mist));border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.feature-icon{display:flex;width:44px;height:44px;align-items:center;justify-content:center;border-radius:12px;background:var(--mist-2);color:var(--primary);margin-bottom:16px}
.feature-card h3{font-size:16.5px;margin-bottom:6px}
.feature-card p{font-size:14px;color:var(--slate)}

/* =======================================================================
   Stats
   ===================================================================== */
.stats-section{background:linear-gradient(135deg,var(--primary-dark),var(--primary));border-radius:28px;max-width:var(--container);margin:0 auto;padding:56px 24px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
@media (max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr)}}
.stat-num{display:block;font-family:var(--font-mono);font-size:clamp(28px,4vw,42px);font-weight:600;color:#fff}
.stat-label{color:rgba(255,255,255,.8);font-size:13.5px;margin-top:6px;display:block}

/* =======================================================================
   Pricing
   ===================================================================== */
.pricing-section{max-width:var(--container);margin:0 auto}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
@media (max-width:900px){.pricing-grid{grid-template-columns:1fr;max-width:420px;margin:0 auto}}
.pricing-card{position:relative;padding:32px;border-radius:var(--radius-lg);background:var(--white);border:1px solid var(--border);box-shadow:var(--shadow-sm);display:flex;flex-direction:column}
.pricing-card.is-featured{border-color:var(--primary);box-shadow:var(--shadow-lg);transform:scale(1.03)}
.pricing-card h3{font-size:18px;margin-bottom:8px}
.price{font-family:var(--font-mono);font-size:34px;font-weight:600;margin-bottom:20px}
.price span{font-size:14px;color:var(--slate);font-weight:400}
.pricing-card ul{margin-bottom:24px;flex:1}
.pricing-card li{padding:8px 0;font-size:14px;color:var(--slate);border-bottom:1px dashed var(--border)}
.pricing-card li::before{content:"✓ ";color:var(--primary);font-weight:700}

/* =======================================================================
   Testimonials
   ===================================================================== */
.testimonials-section{max-width:var(--container);margin:0 auto}
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:900px){.testimonial-grid{grid-template-columns:1fr}}
.testimonial-card{padding:28px;border-radius:var(--radius-lg);background:var(--white);border:1px solid var(--border);box-shadow:var(--shadow-sm)}
.testimonial-card blockquote{font-size:15px;line-height:1.6;margin-bottom:20px;color:var(--ink)}
.testimonial-card figcaption{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--slate)}
.avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700}

/* =======================================================================
   FAQ
   ===================================================================== */
.faq-section{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;padding:20px 4px;text-align:left;font-weight:600;font-size:15.5px}
.faq-question svg{transition:transform .2s ease;flex-shrink:0;color:var(--slate)}
.faq-item.is-open .faq-question svg{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-item.is-open .faq-answer{max-height:220px}
.faq-answer p{padding:0 4px 20px;color:var(--slate);font-size:14.5px;line-height:1.6}

/* =======================================================================
   CTA
   ===================================================================== */
.cta-section{max-width:var(--container);margin:0 auto;background:radial-gradient(circle at 30% 20%,var(--primary-dark),#052E16 70%);border-radius:28px;padding:72px 24px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-inner{position:relative;max-width:560px;margin:0 auto}
.cta-doc{display:flex;justify-content:center;margin-bottom:24px}
.cta-section h2{font-size:clamp(24px,3vw,34px);margin-bottom:12px}
.cta-section p{color:rgba(255,255,255,.78);margin-bottom:28px}

/* =======================================================================
   Footer
   ===================================================================== */
.site-footer{background:var(--footer-bg);padding:64px 24px 24px}
.footer-top{max-width:var(--container);margin:0 auto;display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:32px}
@media (max-width:900px){.footer-top{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.footer-top{grid-template-columns:1fr}}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .brand-name{font-family:var(--font-display);font-weight:700;font-size:20px}
.footer-brand-icon{max-height:36px;width:auto;height:auto;object-fit:contain}
.footer-brand p{color:var(--slate);font-size:14px;margin:14px 0 20px;max-width:280px}
.newsletter{display:flex;gap:8px}
.newsletter input{flex:1;padding:11px 14px;border-radius:10px;border:1px solid var(--border);background:var(--white)}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--slate);margin-bottom:14px;font-family:var(--font-mono);font-weight:500}
.footer-col ul{margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--ink)}
.footer-col a:hover{color:var(--primary)}
.social-icons{display:flex;gap:10px}
.social-icons a{width:36px;height:36px;border-radius:10px;background:var(--white);display:flex;align-items:center;justify-content:center;color:var(--primary);border:1px solid var(--border)}
.footer-bottom{max-width:var(--container);margin:40px auto 0;padding-top:24px;border-top:1px solid var(--border);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--slate)}

/* =======================================================================
   Breadcrumb
   ===================================================================== */
.breadcrumb{max-width:var(--container);margin:20px auto 0;padding:0 24px}
.breadcrumb ol{display:flex;gap:8px;font-size:13px;color:var(--slate)}
.breadcrumb a{color:var(--primary)}
.breadcrumb li:not(:last-child)::after{content:"/";margin-left:8px;color:var(--slate-light)}

/* =======================================================================
   Tool page: how-to steps, related tools (shared container)
   ===================================================================== */
.container{max-width:var(--container);margin:0 auto}
.howto-section{max-width:var(--container);margin:0 auto}
.howto-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:8px}
.howto-step{position:relative;padding:30px 26px 28px;background:linear-gradient(165deg,var(--white) 0%,var(--mist) 100%);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .22s cubic-bezier(.16,.8,.3,1),box-shadow .22s ease,border-color .22s ease}
.howto-step::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--cyan))}
.howto-step::after{content:"";position:absolute;top:50%;right:-15px;width:14px;height:14px;border-top:2.5px solid var(--primary-light);border-right:2.5px solid var(--primary-light);transform:translateY(-50%) rotate(45deg);z-index:2}
.howto-step:last-child::after{display:none}
.howto-step:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.howto-num{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:13px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;font-family:var(--font-mono);font-weight:600;font-size:16px;margin-bottom:16px;box-shadow:var(--shadow-md)}
.howto-step h3{font-size:17px;margin-bottom:8px}
.howto-step p{font-size:14px;color:var(--slate);line-height:1.6}
.related-tools h2{text-align:center;margin-bottom:24px}
@media (max-width:768px){.howto-steps{grid-template-columns:1fr;gap:18px}.howto-step::after{display:none}}

/* =======================================================================
   Ad slots (AdSense ready)
   ===================================================================== */
.ad-slot{display:flex;justify-content:center;align-items:center;min-height:90px;padding:8px 0;overflow:hidden}
.ad-slot .adsbygoogle{display:block;max-width:100%}
.ad-card .ad-slot{min-height:140px;height:100%;background:linear-gradient(165deg,var(--white),var(--mist));border:1px dashed var(--border);border-radius:var(--radius-lg);padding:20px}

/* =======================================================================
   Tool workspace
   ===================================================================== */
.workspace{max-width:760px;margin:0 auto;padding:48px 24px}
.workspace-head{text-align:center;margin-bottom:36px}
.workspace-head h1{font-size:clamp(24px,3vw,32px);margin-bottom:8px}
.workspace-head p{color:var(--slate)}
.workspace-panel{animation:panelIn .35s ease}
@keyframes panelIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

.file-preview-list{display:flex;flex-direction:column;gap:10px;margin-bottom:24px}
.file-preview-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-md);background:var(--mist);border:1px solid var(--border)}
.file-preview-item .fname{flex:1;font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-preview-item .fsize{font-family:var(--font-mono);font-size:12px;color:var(--slate)}
.file-preview-item .fremove{color:var(--slate);font-size:18px;line-height:1;padding:4px}

.tool-options{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;margin-bottom:22px}
.tool-options h4{font-size:13.5px;text-transform:uppercase;letter-spacing:.03em;color:var(--slate);margin-bottom:14px;font-family:var(--font-mono);font-weight:500}
.option-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.option-row-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.option-chip{padding:9px 16px;border-radius:10px;border:1px solid var(--border);font-size:13.5px;font-weight:500;color:var(--slate)}
.option-chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff}
.option-label{font-size:13px;color:var(--slate);margin-right:6px}
.text-input{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--border);background:var(--white);font-size:14px;margin-bottom:10px}
.option-note{color:var(--slate);font-size:14px}
#signature-pad{border:1px dashed var(--border);border-radius:var(--radius-md);width:100%;height:160px;touch-action:none;background:var(--white);margin-bottom:10px}
.page-reorder-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.page-thumb{aspect-ratio:3/4;background:var(--mist);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:12px;color:var(--slate);cursor:grab}
.page-thumb.dragging{opacity:.4}

.processing-visual{display:flex;justify-content:center;margin-bottom:20px}
.progress-ring-lg .progress-ring-fill{stroke-dasharray:239;stroke-dashoffset:80}
.workspace-panel[data-panel="processing"]{text-align:center}
.progress-bar{height:8px;border-radius:99px;background:var(--mist-2);overflow:hidden;margin:18px auto 10px;max-width:360px}
.progress-bar span{display:block;height:100%;width:0%;background:linear-gradient(90deg,var(--primary),var(--cyan));transition:width .25s ease}
.processing-note{color:var(--slate-light);font-size:13px}

.workspace-panel[data-panel="success"]{text-align:center}
.success-icon{display:flex;justify-content:center;margin-bottom:16px}
.success-actions{display:flex;gap:12px;justify-content:center;margin-top:22px;flex-wrap:wrap}

.related-tools{max-width:var(--container);margin:0 auto;padding:0 24px 96px}
.related-tools h2{font-size:22px;margin-bottom:20px;text-align:center}

/* Loading skeleton (used while recent-files/history populate client-side) */
.skeleton{background:linear-gradient(90deg,var(--mist) 25%,var(--mist-2) 37%,var(--mist) 63%);background-size:400% 100%;animation:skeleton 1.4s ease infinite;border-radius:8px}
@keyframes skeleton{0%{background-position:100% 0}100%{background-position:0 0}}

.recent-files{margin-top:28px}
.recent-files h4{font-size:13px;text-transform:uppercase;color:var(--slate);margin-bottom:10px;font-family:var(--font-mono)}
.recent-files ul li{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:13.5px}

.page-content{font-size:16px;color:var(--ink)}
.page-content p{margin-bottom:16px}
.page-content h2{font-size:22px;margin:28px 0 12px}
.page-content h3{font-size:18px;margin:22px 0 10px}
.page-content a{color:var(--primary);text-decoration:underline}
.page-content ul,.page-content ol{margin:0 0 16px 20px}

/* =======================================================================
   Responsive: header collapse
   ===================================================================== */
@media (max-width:1024px){
	.primary-nav{display:none}
	.menu-toggle{display:flex}
	.header-actions .btn{display:none}
	.mega-menu{display:none}
}
@media (max-width:900px){
	.hero-inner{grid-template-columns:1fr;text-align:center}
	.hero-copy .hero-trust{justify-content:center}
	.hero-visual{order:-1}
	.doc-stack{transform:scale(.8)}
}

/* =======================================================================
   Responsive: mobile typography
   ===================================================================== */
@media (max-width:640px){
	body{font-size:15px;line-height:1.55}
	.hero-copy h1{font-size:28px}
	.hero-sub{font-size:16px}
	.section-head h2{font-size:24px}
	.cta-section h2{font-size:24px}
	.step h3{font-size:16px}
	.step p{font-size:13.5px}
	.tool-card{padding:20px 16px}
	.tool-card h3{font-size:15px}
	.tool-card p{font-size:12.5px}
	.tool-icon-wrap{width:42px;height:42px}
	.tool-icon-wrap-lg{width:56px;height:56px}
	.workspace-head h1{font-size:22px}
	.feature-card h3{font-size:15px}
	.feature-card p{font-size:13.5px}
	.promo-banner-text{font-size:13px}
	.promo-banner-sub{font-size:11.5px}
	.promo-banner-btn{font-size:12.5px;padding:8px 14px}
	.footer-col a{font-size:13px}
	.newsletter input{font-size:14px}
	.text-input{font-size:13.5px}
	.option-chip{font-size:12.5px;padding:8px 13px}
}

/* =======================================================================
   Header & Footer Options Panel
   Everything below is driven by Appearance → PDF Tools Options →
   General / Logo & Branding / Navigation / Footer Content / Design /
   Advanced. Class names are added to <body> by header.php.
   ===================================================================== */

/* Layout width: full */
body.layout-full .container,
body.layout-full .header-inner,
body.layout-full .mega-menu-inner,
body.layout-full .footer-top,
body.layout-full .footer-bottom{
	max-width:none;
	padding-left:32px;
	padding-right:32px;
}
@media (max-width:640px){
	body.layout-full .container,
	body.layout-full .header-inner,
	body.layout-full .mega-menu-inner,
	body.layout-full .footer-top,
	body.layout-full .footer-bottom{ padding-left:18px;padding-right:18px }
}

/* Sticky header off */
body.no-sticky .site-header{position:static}

/* Transparent header over the hero */
body.header-transparent .site-header{
	background:transparent;
	backdrop-filter:none;
	-webkit-backdrop-filter:none;
	border-bottom-color:transparent;
}
body.header-transparent .site-header.is-stuck{
	background:rgba(255,255,255,.78);
	backdrop-filter:blur(14px);
	-webkit-backdrop-filter:blur(14px);
	border-bottom-color:var(--border);
}
body[data-theme="dark"].header-transparent .site-header.is-stuck{background:rgba(11,18,32,.78)}

/* Logo variants: mobile + sticky swap */
.brand-logo-mobile{display:none}
.brand-logo-sticky{display:none}
body.has-sticky-logo .site-header.is-stuck .brand-logo:not(.brand-logo-mobile){display:none}
body.has-sticky-logo .site-header.is-stuck .brand-logo-sticky{display:block}
@media (max-width:640px){
	.brand-logo{display:none !important}
	.brand-logo-sticky{display:none !important}
	.brand-logo-mobile{display:block}
}

/* Header action icons: social, search, theme toggle */
.icon-btn{
	width:36px;height:36px;border-radius:10px;border:1px solid var(--border);
	background:transparent;color:var(--ink);display:flex;align-items:center;justify-content:center;
	cursor:pointer;transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.icon-btn:hover{color:var(--primary);border-color:var(--primary-light)}
.header-social{display:flex;align-items:center;gap:6px}
.header-social a{
	width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;
	color:var(--slate);border:1px solid transparent;transition:color .2s ease,border-color .2s ease;
}
.header-social a:hover{color:var(--primary);border-color:var(--border)}
.header-search{position:relative}
.search-drop{
	position:absolute;right:0;top:calc(100% + 12px);width:300px;padding:10px;
	background:var(--white);border:1px solid var(--border);border-radius:var(--radius-md);
	box-shadow:var(--shadow-md);display:none;z-index:120;
}
.search-drop.is-open{display:block}
.search-drop form{display:flex;gap:8px}
.search-drop input[type="search"]{
	flex:1;min-width:0;height:38px;padding:0 12px;font-size:14px;
	border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--white);
}
.search-drop input[type="search"]:focus{outline:none;border-color:var(--primary)}

/* CTA visible on mobile (overrides the default hide) */
body.cta-mobile .header-actions .btn{display:inline-flex}
@media (max-width:640px){
	body.cta-mobile .header-actions .btn{display:inline-flex;padding:0 12px;height:38px;font-size:13px}
	body.cta-mobile .header-actions{gap:6px}
	body.cta-mobile .menu-toggle{display:flex}
}

/* Back to top */
.back-to-top{
	position:fixed;right:22px;bottom:22px;z-index:90;width:44px;height:44px;border-radius:50%;
	background:var(--primary);color:#fff;border:none;cursor:pointer;
	display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);
	opacity:0;pointer-events:none;transform:translateY(10px);
	transition:opacity .25s ease,transform .25s ease,background .2s ease;
}
.back-to-top:hover{background:var(--primary-dark)}
.back-to-top.is-visible{opacity:1;pointer-events:auto;transform:none}

/* Footer column count */
.footer-cols-3 .footer-top{grid-template-columns:1.6fr repeat(3,1fr)}
.footer-cols-2 .footer-top{grid-template-columns:1.6fr repeat(2,1fr)}
.footer-cols-1 .footer-top{grid-template-columns:1.6fr 1fr}
@media (max-width:900px){
	.footer-cols-3 .footer-top{grid-template-columns:repeat(2,1fr)}
	.footer-cols-2 .footer-top,.footer-cols-1 .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){.footer-cols-1 .footer-top,.footer-cols-2 .footer-top,.footer-cols-3 .footer-top{grid-template-columns:1fr}}

/* Footer contact block */
.footer-contact{list-style:none;margin:14px 0 0;padding:0;font-size:14px;color:var(--slate)}
.footer-contact li{margin-bottom:6px}
.footer-contact a{color:var(--slate)}
.footer-contact a:hover{color:var(--primary)}

/* Design → header/footer padding presets */
body.header-pad-compact{--header-h:60px}
body.header-pad-spacious{--header-h:88px}
body.footer-pad-compact .site-footer{padding-top:40px}
body.footer-pad-spacious .site-footer{padding-top:88px}

/* Design → header shadow off */
body.no-header-shadow .site-header.is-stuck{box-shadow:none}

/* Design → radius presets */
body.radius-rounded{--radius-md:18px;--radius-lg:26px;--radius-sm:12px}
body.radius-softer{--radius-md:22px;--radius-lg:30px;--radius-sm:14px}

/* Navigation → link size / case / spacing / alignment */
body.nav-sm .primary-nav li a{padding:8px 11px;font-size:13.5px}
body.nav-lg .primary-nav li a{padding:12px 16px;font-size:16px}
body.nav-uppercase .primary-nav li a{text-transform:uppercase;letter-spacing:.04em}
body.nav-gap-compact .primary-nav{gap:2px}
body.nav-gap-wide .primary-nav{gap:16px}
body.nav-center .primary-nav{flex:1;justify-content:center}
body.nav-right .primary-nav{flex:1;justify-content:flex-end}

/* Header → bottom border off */
body.no-header-border .site-header,
body.no-header-border .site-header.is-stuck{border-bottom-color:transparent}

/* Header → CTA outline style */
.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary);box-shadow:none}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-md)}

/* Announcement bar → hide on mobile */
@media (max-width:640px){body.announcement-hide-mobile .announcement-bar{display:none}}