:root{--bg:#f5f8fc;--surface:#fff;--surface-2:#eef4fa;--text:#112033;--muted:#64748b;--line:#dbe5ef;--navy:#07111f;--navy2:#0d1d31;--accent:#0f9b7d;--accent2:#4b7df0;--accent-soft:#e7fbf5;--danger:#c53b58;--shadow:0 18px 60px rgba(16,32,51,.10);--radius:22px}html[data-theme="dark"]{--bg:#08111e;--surface:#0e1a2b;--surface-2:#132339;--text:#edf5ff;--muted:#9fb0c7;--line:#243a55;--navy:#050b13;--navy2:#091423;--accent:#54dfbd;--accent2:#7ea6ff;--accent-soft:#113529;--shadow:0 18px 60px rgba(0,0,0,.26)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.68;transition:background .2s,color .2s}.container{width:min(1160px,calc(100% - 36px));margin:auto}.narrow{max-width:860px}.site-header{position:sticky;top:0;z-index:50;background:rgba(6,14,25,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08)}.nav-wrap{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:750;letter-spacing:-.02em}.brand b{color:#8ff1dc}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,#55e3c1,#7ca6ff);color:#06111d;font-size:.77rem;font-weight:900}.nav{display:flex;gap:24px}.nav a,.mobile-nav a{color:#c8d6e7;text-decoration:none;font-size:.94rem}.nav a:hover{color:#fff}.nav-actions{display:flex;gap:8px}.theme-toggle,.menu-toggle{width:40px;height:40px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);color:#fff;border-radius:12px;cursor:pointer}.menu-toggle{display:none}.mobile-nav{display:none;background:#08111f;padding:12px 18px 20px}.mobile-nav.open{display:flex;flex-direction:column;gap:14px}.hero{display:grid;grid-template-columns:1.35fr .65fr;gap:54px;align-items:center;padding:82px 0 62px}.hero h1,.tool-hero h1,.page-hero h1{font-size:clamp(2.65rem,6.3vw,5.3rem);line-height:.98;letter-spacing:-.055em;margin:.55rem 0 1.25rem}.tool-hero h1,.page-hero h1{font-size:clamp(2.5rem,5.4vw,4.6rem)}.lead{font-size:1.13rem;color:var(--muted);max-width:780px}.eyebrow{display:inline-block;font-size:.75rem;letter-spacing:.14em;font-weight:900;color:var(--accent)}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 20px}.button{border:0;border-radius:14px;padding:12px 18px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}.button.large{padding:14px 20px}.button.primary{background:#0f806f;color:#fff}.button.secondary{background:var(--surface-2);color:var(--text);border:1px solid var(--line)}.button.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}.button:disabled{opacity:.55;cursor:not-allowed}.trust-row{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:.92rem}.hero-visual,.privacy-panel{background:linear-gradient(145deg,var(--surface),var(--surface-2));border:1px solid var(--line);border-radius:28px;padding:28px;box-shadow:var(--shadow)}.hero-visual{text-align:center}.hero-visual>strong{display:block;font-size:1.2rem;margin-top:10px}.hero-visual p{color:var(--muted);margin-bottom:0}.visual-orbit{position:relative;height:230px;display:grid;place-items:center}.shield{width:96px;height:96px;border-radius:30px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));font-size:2.4rem;font-weight:900;color:#fff;box-shadow:0 16px 44px rgba(61,126,225,.28)}.floating-chip{position:absolute;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:999px;padding:7px 11px;font-size:.75rem;font-weight:900}.chip-a{top:28px;left:35px}.chip-b{top:55px;right:24px}.chip-c{bottom:42px;left:20px}.chip-d{bottom:24px;right:42px}.section{padding:72px 0}.section-heading{text-align:center;max-width:760px;margin:0 auto 36px}.section-heading h2{font-size:clamp(2rem,4vw,3.25rem);line-height:1.08;letter-spacing:-.04em;margin:.4rem 0 .8rem}.section-heading p{color:var(--muted)}.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.tool-grid{grid-template-columns:repeat(3,1fr)}.tool-card-link,.article-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:24px;text-decoration:none;color:var(--text);box-shadow:0 8px 28px rgba(17,32,51,.035);transition:transform .18s,border-color .18s,box-shadow .18s}.tool-card-link:hover,.article-card:hover{transform:translateY(-3px);border-color:rgba(15,155,125,.45);box-shadow:var(--shadow)}.tool-card-link h3,.article-card h3,.article-card h2{line-height:1.18;margin:.9rem 0 .55rem}.tool-card-link p,.article-card p{color:var(--muted);font-size:.92rem}.mini-icon{min-width:44px;height:44px;padding:0 10px;border-radius:13px;display:inline-grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-weight:900;font-size:.78rem}.text-link{font-size:.9rem;font-weight:850;color:var(--accent)}.content-band{background:var(--navy2);color:#eef6ff;padding:72px 0}.content-band .eyebrow{color:#66e6c7}.content-band p{color:#b9c9dc}.value-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.value-grid h2{font-size:clamp(2rem,4vw,3.35rem);line-height:1.06;letter-spacing:-.04em;margin:.45rem 0}.value-list{display:grid;gap:12px}.value-list>div{display:flex;gap:16px;align-items:center;background:#10243b;border:1px solid #223b59;padding:17px;border-radius:16px}.value-list b{color:#61dfc4}.value-list span{display:flex;flex-direction:column}.value-list small{color:#9eb0c7}.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.article-kicker{font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;color:var(--accent);font-weight:900}.center{text-align:center;margin-top:28px}.faq{padding:15px 0 68px}.faq details{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:0 20px;margin:10px auto;max-width:900px}.faq summary{cursor:pointer;font-weight:850;padding:18px 0}.faq p{color:var(--muted)}.ad-shell{padding:24px 0}.ad-label{display:block;text-align:center;font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:6px}.ad-slot{min-height:96px;border:1px dashed var(--line);border-radius:14px;display:grid;place-items:center;color:var(--muted);background:var(--surface);text-align:center;padding:16px;font-size:.84rem}.tool-hero,.page-hero{background:linear-gradient(180deg,#07111f,#0b192b);color:#fff;padding:66px 0 48px}.tool-hero-grid{display:grid;grid-template-columns:1.5fr .65fr;gap:52px;align-items:center}.tool-hero .lead,.page-hero .lead{color:#c6d4e5}.tool-hero .trust-row{color:#d6e3f1}.privacy-panel{background:linear-gradient(145deg,rgba(121,167,255,.13),rgba(85,226,195,.08));border-color:rgba(255,255,255,.12);box-shadow:none}.privacy-panel p{color:#c7d4e4;margin-bottom:0}.breadcrumb{display:block;color:#8fb1d5;text-decoration:none;font-size:.9rem;margin-bottom:18px}.tool-wrap{padding:48px 0 68px}.tool-card{max-width:930px;margin:auto}.tool-controls{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px 20px;margin-bottom:14px}.tool-controls label{font-weight:750}.tool-controls input[type=range]{width:100%;margin-top:10px}.controls-grid{display:grid;grid-template-columns:1fr 1fr auto;gap:14px;align-items:end}.controls-grid input[type=number]{width:100%;padding:11px;border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:11px;margin-top:6px}.check-row{display:flex;gap:8px;align-items:center;padding-bottom:11px}.drop-zone{background:var(--surface);border:2px dashed #9fb4c9;border-radius:28px;padding:50px 28px;text-align:center;box-shadow:var(--shadow);transition:.18s}.drop-zone.dragover{border-color:var(--accent);background:var(--accent-soft);transform:translateY(-2px)}.drop-icon{width:62px;height:62px;border-radius:20px;display:grid;place-items:center;margin:0 auto 16px;background:linear-gradient(135deg,#d8fff6,#dce9ff);color:#0b2034;font-size:2rem}.drop-zone h2{margin:.3rem 0}.drop-zone p,.drop-zone small{color:var(--muted)}.drop-zone small{display:block;margin-top:14px}.results{margin-top:18px;display:grid;gap:12px}.result-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:start;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:17px 18px}.file-meta{font-size:.86rem;color:var(--muted);word-break:break-word}.status{font-size:.86rem;font-weight:750;margin-top:3px}.status.good{color:var(--accent)}.status.bad{color:var(--danger)}.result-actions{display:flex;gap:8px}.meta-table{grid-column:1/-1;width:100%;border-collapse:collapse;margin-top:8px;font-size:.9rem}.meta-table th,.meta-table td{text-align:left;border-top:1px solid var(--line);padding:9px 8px;vertical-align:top;word-break:break-word}.meta-table th{width:34%;color:var(--muted)}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.info-card{background:linear-gradient(180deg,#112239,#0d1b2e);border:1px solid #223a58;padding:28px;border-radius:20px}.step{font-weight:900;color:#62e3c6;letter-spacing:.1em}.info-card h3{margin:.5rem 0}.info-card p{color:#b7c8dc;margin-bottom:0}.prose-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;padding:72px 0}.prose-grid article{background:var(--surface);padding:30px;border:1px solid var(--line);border-radius:20px}.prose-grid h2{margin-top:0}.related{padding-bottom:64px}.page-content{padding:54px 0 72px;max-width:860px}.page-content h2,.article-body h2{margin-top:2.35rem;letter-spacing:-.025em}.page-content p,.article-body p{color:var(--muted)}.contact-box{display:inline-block;background:var(--surface);padding:14px 18px;border:1px solid var(--line);border-radius:12px}.contact-box a{color:var(--accent);font-weight:800}.article-body{max-width:840px;padding:52px 0 70px}.article-intro{font-size:1.12rem;color:var(--text)!important}.article-body section{padding:3px 0}.article-callout{margin-top:36px;padding:24px;border-radius:18px;background:var(--accent-soft);border:1px solid var(--line)}.article-callout p{margin-top:.4rem}.footer{background:#06101c;color:#c7d5e7;padding:56px 0 25px;margin-top:60px}.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:30px}.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.footer a{color:#c7d5e7;text-decoration:none}.footer strong{color:#fff}.footer p{color:#91a5bd}.privacy-chip{font-size:.75rem;background:#0f2930;color:#8ee9d2;border:1px solid #1d4b4e;padding:5px 9px;border-radius:999px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:34px;padding-top:20px;border-top:1px solid #193047;font-size:.88rem;color:#8fa3bb}@media(max-width:980px){.tool-grid,.card-grid{grid-template-columns:repeat(2,1fr)}.article-grid{grid-template-columns:repeat(2,1fr)}.hero,.tool-hero-grid,.value-grid{grid-template-columns:1fr}.hero-visual{display:none}.privacy-panel{max-width:620px}.footer-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:720px){.nav{display:none}.menu-toggle{display:inline-grid;place-items:center}.hero{padding:56px 0 48px}.hero h1{font-size:3.05rem}.tool-hero h1,.page-hero h1{font-size:2.7rem}.tool-grid,.card-grid,.article-grid,.three-col,.prose-grid,.footer-grid{grid-template-columns:1fr}.controls-grid{grid-template-columns:1fr}.result-card{grid-template-columns:1fr}.result-actions{justify-content:flex-start}.footer-bottom{flex-direction:column}.section{padding:55px 0}}

/* PDF tools expansion */
.category-bar{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin:0 0 28px}.category-bar a{padding:9px 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;color:var(--text);background:var(--surface);font-weight:800;font-size:.88rem}.category-bar a:hover{border-color:var(--accent);color:var(--accent)}.pdf-highlight{background:linear-gradient(135deg,rgba(15,155,125,.10),rgba(75,125,240,.09));border:1px solid var(--line);border-radius:24px;padding:28px;margin:0 0 28px}.pdf-highlight h2{margin:.2rem 0 .6rem}.control-stack{display:grid;gap:14px}.control-field{display:grid;gap:6px}.control-field label{font-weight:800}.control-field input,.control-field select,.control-field textarea{width:100%;padding:12px 13px;border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:12px;font:inherit}.control-field small{color:var(--muted)}.control-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.control-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.notice{padding:15px 17px;border-radius:14px;border:1px solid var(--line);background:var(--surface-2);color:var(--muted);font-size:.9rem}.notice strong{color:var(--text)}.multi-downloads{grid-column:1/-1;display:flex;gap:8px;flex-wrap:wrap;padding-top:10px}.tool-badge-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.tool-badge{font-size:.75rem;font-weight:850;padding:6px 9px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);color:#d8e7f5}.seo-copy{max-width:920px;margin:auto;padding:18px 0 72px}.seo-copy h2{font-size:clamp(1.7rem,3vw,2.45rem);line-height:1.12;letter-spacing:-.03em;margin:2.2rem 0 .65rem}.seo-copy h3{margin:1.55rem 0 .35rem}.seo-copy p,.seo-copy li{color:var(--muted)}.seo-copy ul{padding-left:1.25rem}.quick-links{display:flex;gap:10px;flex-wrap:wrap}.quick-links a{font-weight:800;color:var(--accent);text-decoration:none}.hub-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px}.stat-strip div{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:16px;text-align:center}.stat-strip strong{display:block;font-size:1.3rem}.stat-strip span{font-size:.78rem;color:var(--muted)}@media(max-width:720px){.control-grid-2,.control-grid-3,.stat-strip{grid-template-columns:1fr}.multi-downloads{flex-direction:column;align-items:stretch}.multi-downloads .button{width:100%}}