:root {
  --primary: #4f46e5;
  --primary-d: #4338ca;
  --accent: #e11d48;
  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-2: #f8fafc;
  --bg-3: #eef2ff;
  --ok: #16a34a;
  --err: #dc2626;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 8px 24px rgba(15, 23, 42, .06);
  --shadow-lg: 0 20px 50px rgba(79, 70, 229, .15);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.6; font-size: 16px; }
img, svg { display: block; max-width: 100%; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 750; }
h3 { font-size: 1.1rem; font-weight: 650; }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }
.center { text-align: center; }
.sub { color: var(--muted); margin-top: -.3em; margin-bottom: 2rem; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }
.ic { width: 24px; height: 24px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 0; border-radius: 12px; padding: 10px 18px; font: inherit; font-weight: 600; cursor: pointer; transition: background .15s, transform .05s, box-shadow .15s; text-decoration: none !important; white-space: nowrap; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 16px rgba(79, 70, 229, .3); }
.btn-primary:hover:not(:disabled) { background: var(--primary-d); }
.btn-ghost { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover { background: var(--bg-2); }
.btn-lg { padding: 14px 26px; font-size: 1.05rem; border-radius: 14px; }
.btn-sm { padding: 6px 12px; font-size: .9rem; border-radius: 10px; }
.btn-success { background: var(--ok); color: #fff; box-shadow: 0 6px 16px rgba(22, 163, 74, .3); }
.btn-success:hover { background: #15803d; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .9); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 66px; gap: 16px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.3rem; color: var(--ink); letter-spacing: -.02em; }
.logo:hover { text-decoration: none; }
.logo b { color: var(--primary); }
.logo-mark { width: 34px; height: 34px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links > a, .dd-btn { color: var(--ink-2); font-weight: 550; padding: 8px 12px; border-radius: 10px; font-size: .95rem; background: none; border: 0; font-family: inherit; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; }
.nav-links > a:hover, .dd-btn:hover { background: var(--bg-2); color: var(--ink); text-decoration: none; }
.dropdown { position: relative; }
.mega { position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%); background: #fff; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow-lg); padding: 20px; display: none; grid-template-columns: repeat(5, minmax(170px, 1fr)); gap: 12px; width: min(1000px, 95vw); }
.dropdown:hover .mega, .dropdown.open .mega, .dropdown:focus-within .mega { display: grid; }
.dropdown::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 10px; }
.mega-title { font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 700; margin: 0 0 8px 8px; }
.mega a { display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: 10px; color: var(--ink); font-size: .92rem; font-weight: 500; }
.mega a:hover { background: var(--bg-2); text-decoration: none; }
.mi { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; color: var(--c); background: color-mix(in srgb, var(--c) 12%, white); flex: none; }
.mi .ic { width: 16px; height: 16px; }
.menu-toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.menu-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; border-radius: 2px; }

/* Hero */
.hero { background: radial-gradient(1000px 500px at 85% -10%, #ffe4ea 0, transparent 60%), radial-gradient(900px 500px at 0% 0%, var(--bg-3) 0, transparent 60%); padding: 72px 0 56px; }
.hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-block; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 4px 14px; font-size: .85rem; font-weight: 600; color: var(--primary); }
.grad { background: linear-gradient(90deg, var(--primary), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: 1.15rem; color: var(--ink-2); max-width: 680px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 24px 0; }
.hero-card { background: #fff; border-radius: 24px; box-shadow: var(--shadow-lg); padding: 32px; display: flex; align-items: center; justify-content: space-between; gap: 18px; border: 1px solid var(--line); }
.hc-file { width: 120px; height: 150px; border-radius: 14px; border: 2px solid var(--line); position: relative; padding: 50px 16px 16px; }
.hc-badge { position: absolute; top: 14px; left: 14px; background: var(--c); color: #fff; font-weight: 800; font-size: .8rem; padding: 3px 9px; border-radius: 6px; }
.hc-lines i { display: block; height: 8px; border-radius: 4px; background: var(--line); margin-bottom: 10px; }
.hc-lines i:nth-child(2) { width: 75%; } .hc-lines i:nth-child(3) { width: 55%; }
.hc-arrow { color: var(--primary); } .hc-arrow .ic { width: 36px; height: 36px; }
.hc-outs { display: grid; gap: 10px; }
.hc-outs span { background: color-mix(in srgb, var(--c) 12%, white); color: var(--c); font-weight: 800; font-size: .85rem; padding: 8px 16px; border-radius: 10px; text-align: center; }

.trust { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 12px 28px; }
.trust li { display: flex; align-items: center; gap: 10px; color: var(--ink-2); font-size: .92rem; }
.trust li .ic { color: var(--ok); width: 22px; height: 22px; flex: none; }
.trust b { display: block; color: var(--ink); font-size: .95rem; }
.trust span { line-height: 1.3; }

/* Sections */
.section { padding: 72px 0; }
.section.alt { background: var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.cat { margin-top: 36px; }
.cat-title { font-size: 1rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.tool-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; display: flex; flex-direction: column; gap: 6px; color: var(--ink); transition: transform .15s, box-shadow .15s, border-color .15s; }
.tool-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--c) 40%, white); text-decoration: none; }
.tc-icon { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: color-mix(in srgb, var(--c) 12%, white); color: var(--c); margin-bottom: 8px; }
.tc-name { font-weight: 700; font-size: 1.05rem; }
.tc-desc { color: var(--muted); font-size: .92rem; line-height: 1.45; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 28px; }
.features.four { grid-template-columns: repeat(4, 1fr); }
.feature { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.feature p { color: var(--muted); margin: 0; }
.f-ic { color: var(--primary); width: 32px; height: 32px; margin-bottom: 12px; }
.steps { counter-reset: s; list-style: none; padding: 0; display: grid; gap: 14px; margin-top: 20px; }
.steps li { counter-increment: s; display: flex; gap: 16px; align-items: flex-start; background: var(--bg-2); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; }
.steps li::before { content: counter(s); flex: none; width: 32px; height: 32px; border-radius: 50%; background: var(--primary); color: #fff; font-weight: 700; display: grid; place-items: center; }
.faq details { border: 1px solid var(--line); border-radius: 14px; background: #fff; margin-bottom: 12px; padding: 0 20px; }
.faq summary { cursor: pointer; padding: 16px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; line-height: 1; color: var(--primary); }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--ink-2); margin: 0 0 16px; }

/* Tool page */
.tool-hero { padding: 28px 0 48px; background: radial-gradient(900px 380px at 50% -10%, color-mix(in srgb, var(--c) 14%, white) 0, transparent 70%); text-align: center; }
.tool-hero .lead { margin: 0 auto 28px; }
.tool-hero .trust { justify-content: center; }
.crumbs { display: flex; justify-content: center; gap: 8px; font-size: .85rem; color: var(--muted); margin-bottom: 18px; flex-wrap: wrap; }
.crumbs a { color: var(--muted); }
.th-head { display: flex; align-items: center; justify-content: center; gap: 14px; }
.th-head h1 { margin: 0; }
.th-icon { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; background: var(--c); color: #fff; flex: none; }
.th-icon .ic { width: 30px; height: 30px; }
.tool-hero .lead { margin-top: 14px; }

.app { max-width: 920px; margin: 0 auto; text-align: left; }
.dropzone { border: 2px dashed color-mix(in srgb, var(--c, var(--primary)) 45%, white); background: #fff; border-radius: 22px; padding: 48px 20px; display: flex; flex-direction: column; align-items: center; gap: 12px; cursor: pointer; transition: background .15s, border-color .15s, transform .15s; box-shadow: var(--shadow); text-align: center; }
.dropzone:hover, .dropzone.drag { background: color-mix(in srgb, var(--c, var(--primary)) 6%, white); border-color: var(--c, var(--primary)); }
.dropzone.drag { transform: scale(1.01); }
.dz-icon { color: var(--c, var(--primary)); } .dz-icon .ic { width: 44px; height: 44px; }
.tool-hero .btn-primary { background: var(--c); box-shadow: 0 6px 16px color-mix(in srgb, var(--c) 35%, transparent); }
.tool-hero .btn-primary:hover:not(:disabled) { background: color-mix(in srgb, var(--c) 85%, black); }
.dz-hint { color: var(--muted); }
.dz-types { font-size: .78rem; color: var(--muted); letter-spacing: .04em; }

.panel { background: #fff; border: 1px solid var(--line); border-radius: 22px; box-shadow: var(--shadow); padding: 22px; }
.panel + .panel { margin-top: 16px; }
.ws-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.ws-head h2 { font-size: 1.1rem; margin: 0; }
.ws-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.file-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.file-item { display: flex; align-items: center; gap: 14px; border: 1px solid var(--line); border-radius: 14px; padding: 10px 12px; background: var(--bg-2); }
.file-item.dragging { opacity: .5; }
.file-item.over { border-color: var(--primary); box-shadow: 0 0 0 2px var(--bg-3); }
.fi-thumb { width: 48px; height: 62px; border-radius: 6px; background: #fff; border: 1px solid var(--line); flex: none; display: grid; place-items: center; overflow: hidden; font-size: .7rem; font-weight: 800; color: var(--muted); }
.fi-thumb img, .fi-thumb canvas { width: 100%; height: 100%; object-fit: contain; }
.fi-info { flex: 1; min-width: 0; }
.fi-name { font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fi-meta { font-size: .85rem; color: var(--muted); }
.fi-btns { display: flex; gap: 4px; }
.icon-btn { width: 34px; height: 34px; border-radius: 9px; border: 1px solid var(--line); background: #fff; cursor: pointer; display: grid; place-items: center; color: var(--ink-2); padding: 0; }
.icon-btn:hover { background: var(--bg-3); color: var(--primary); }
.icon-btn svg { width: 16px; height: 16px; }
.drag-handle { cursor: grab; color: var(--muted); }

.options { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.opt label, .opt .lbl { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
.opt small { display: block; color: var(--muted); font-size: .8rem; margin-top: 4px; }
.opt.wide { grid-column: 1 / -1; }
.opt input[type=text], .opt input[type=number], .opt select { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line); font: inherit; background: #fff; }
.opt input[type=color] { width: 100%; height: 42px; border-radius: 10px; border: 1px solid var(--line); padding: 3px; background: #fff; }
.opt input[type=range] { width: 100%; accent-color: var(--primary); }
.opt input:focus, .opt select:focus { outline: 2px solid var(--bg-3); border-color: var(--primary); }
.seg { display: flex; flex-wrap: wrap; gap: 8px; }
.seg label { margin: 0; flex: 1 1 auto; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: block; border: 1px solid var(--line); border-radius: 12px; padding: 10px 14px; cursor: pointer; font-weight: 500; font-size: .92rem; text-align: center; background: #fff; }
.seg span small { color: var(--muted); font-weight: 400; margin-top: 2px; }
.seg input:checked + span { border-color: var(--primary); background: var(--bg-3); color: var(--primary-d); box-shadow: 0 0 0 1px var(--primary) inset; }
.seg input:focus-visible + span { outline: 2px solid var(--primary); }
.formats { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.formats span { display: flex !important; align-items: center; gap: 10px; text-align: left !important; font-weight: 600 !important; }
.formats i { font-style: normal; font-size: .72rem; font-weight: 800; color: #fff; background: var(--fc); border-radius: 6px; padding: 3px 6px; }

.run-bar { display: flex; justify-content: center; margin-top: 20px; gap: 12px; flex-wrap: wrap; }
.progress { margin-top: 16px; }
.bar { height: 10px; background: var(--bg-3); border-radius: 999px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 999px; transition: width .2s; }
.progress p { text-align: center; color: var(--muted); font-size: .9rem; margin: 8px 0 0; }
.notice { border-radius: 12px; padding: 12px 16px; font-size: .92rem; margin-top: 14px; }
.notice.err { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.notice.info { background: #eff6ff; color: #1e3a8a; border: 1px solid #bfdbfe; }
.notice.warn { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }

.result { text-align: center; padding: 34px 22px; }
.result .ok-ic { width: 64px; height: 64px; border-radius: 50%; background: #dcfce7; color: var(--ok); display: grid; place-items: center; margin: 0 auto 14px; }
.result .ok-ic svg { width: 34px; height: 34px; }
.result h2 { font-size: 1.5rem; }
.result .stats { color: var(--muted); }
.result .stats b { color: var(--ink); }
.result .saved { display: inline-block; background: #dcfce7; color: #166534; font-weight: 700; padding: 4px 12px; border-radius: 999px; margin-left: 6px; }
.result textarea { width: 100%; min-height: 260px; border: 1px solid var(--line); border-radius: 12px; padding: 14px; font: .9rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; margin-top: 14px; }
.result-files { list-style: none; padding: 0; margin: 18px auto 0; max-width: 520px; text-align: left; display: grid; gap: 6px; max-height: 240px; overflow: auto; }
.result-files li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 10px; font-size: .9rem; }
.result-files a { font-weight: 600; }

/* Page grid */
.page-tools { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.page-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 16px; margin-top: 16px; max-height: 640px; overflow: auto; padding: 6px; }
.pg { position: relative; background: var(--bg-2); border: 2px solid var(--line); border-radius: 14px; padding: 10px 10px 6px; text-align: center; user-select: none; transition: border-color .15s, opacity .15s; }
.pg-canvas { height: 150px; display: grid; place-items: center; }
.pg-canvas canvas, .pg-canvas .ph { max-width: 100%; max-height: 150px; box-shadow: 0 2px 8px rgba(0, 0, 0, .12); background: #fff; transition: transform .2s; }
.pg-canvas .ph { width: 100px; height: 130px; }
.pg-num { font-size: .8rem; color: var(--muted); margin-top: 6px; font-weight: 600; }
.pg-btns { position: absolute; top: 6px; right: 6px; display: flex; gap: 4px; opacity: 0; transition: opacity .15s; }
.pg:hover .pg-btns, .pg:focus-within .pg-btns { opacity: 1; }
.pg-btns .icon-btn { width: 30px; height: 30px; }
.mode-organize .pg { cursor: grab; }
.mode-select .pg { cursor: pointer; }
.mode-select .pg.sel { border-color: var(--c, var(--primary)); background: color-mix(in srgb, var(--c, var(--primary)) 8%, white); }
.pg .check { position: absolute; top: 8px; left: 8px; width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--line); background: #fff; display: none; place-items: center; color: #fff; }
.mode-select .pg .check { display: grid; }
.mode-select .pg.sel .check { background: var(--c, var(--primary)); border-color: var(--c, var(--primary)); }
.check svg { width: 14px; height: 14px; }
.pg.over { border-color: var(--primary); }
.pg.dragging { opacity: .4; }
@media (hover: none) { .pg-btns { opacity: 1; } }

/* Sign */
.sign-layout { display: grid; grid-template-columns: 300px 1fr; gap: 18px; }
.sig-tabs { display: flex; gap: 6px; margin-bottom: 10px; }
.sig-tabs button { flex: 1; border: 1px solid var(--line); background: #fff; border-radius: 10px; padding: 8px; font: inherit; font-weight: 600; cursor: pointer; font-size: .9rem; }
.sig-tabs button.on { background: var(--bg-3); border-color: var(--primary); color: var(--primary-d); }
.sig-pad { width: 100%; height: 150px; border: 1px dashed var(--muted); border-radius: 12px; background: #fff; touch-action: none; cursor: crosshair; }
.sig-preview { margin-top: 12px; border: 1px solid var(--line); border-radius: 12px; min-height: 80px; display: grid; place-items: center; background: repeating-conic-gradient(#f1f5f9 0 25%, #fff 0 50%) 0 0 / 16px 16px; padding: 8px; }
.sig-preview img { max-height: 80px; }
.sign-stage { background: var(--bg-2); border: 1px solid var(--line); border-radius: 14px; padding: 12px; overflow: auto; }
.stage-wrap { position: relative; margin: 0 auto; width: max-content; box-shadow: 0 4px 16px rgba(0, 0, 0, .15); cursor: copy; }
.stage-wrap canvas { display: block; }
.placed { position: absolute; border: 1.5px dashed var(--primary); cursor: move; touch-action: none; }
.placed img { width: 100%; height: 100%; pointer-events: none; }
.placed .del { position: absolute; top: -12px; right: -12px; width: 24px; height: 24px; border-radius: 50%; background: var(--err); color: #fff; border: 0; cursor: pointer; font-weight: 700; line-height: 1; }
.placed .rs { position: absolute; right: -7px; bottom: -7px; width: 14px; height: 14px; background: var(--primary); border-radius: 3px; cursor: nwse-resize; }
.pager { display: flex; justify-content: center; align-items: center; gap: 12px; margin-bottom: 10px; font-weight: 600; }

/* Prose */
.prose h1 { margin-bottom: 24px; }
.prose h2 { font-size: 1.35rem; margin-top: 1.8em; }
.prose p, .prose li { color: var(--ink-2); }
.contact-box { font-size: 1.15rem; background: var(--bg-3); padding: 16px 20px; border-radius: 14px; }

/* Footer */
.site-footer { background: #0b1120; color: #cbd5e1; padding: 56px 0 24px; margin-top: 0; }
.site-footer a { color: #cbd5e1; }
.site-footer a:hover { color: #fff; }
.site-footer .logo { color: #fff; }
.site-footer .logo b { color: #a5b4fc; }
.f-grid { display: grid; grid-template-columns: 1.6fr repeat(5, 1fr); gap: 28px; }
.f-brand p { font-size: .92rem; color: #94a3b8; margin-top: 14px; }
.f-links { display: flex; flex-wrap: wrap; gap: 6px 16px; }
.f-title { color: #fff; font-weight: 700; font-size: .9rem; margin-bottom: 10px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; font-size: .9rem; }
.f-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; border-top: 1px solid #1e293b; margin-top: 40px; padding-top: 20px; font-size: .85rem; color: #64748b; }
.f-bottom p { margin: 0; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.hidden { display: none !important; }

@media (max-width: 1000px) {
  .f-grid { grid-template-columns: repeat(3, 1fr); }
  .f-brand { grid-column: 1 / -1; }
  .features.four { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .nav-links { display: none; position: absolute; top: 66px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; padding: 12px 16px 20px; max-height: calc(100vh - 66px); overflow: auto; box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .mega { position: static; transform: none; width: auto; box-shadow: none; border: 0; padding: 6px 0; grid-template-columns: 1fr 1fr; display: none; }
  .dropdown.open .mega { display: grid; }
  .dropdown:hover .mega, .dropdown:focus-within .mega { display: none; }
  .dropdown.open:hover .mega, .dropdown.open:focus-within .mega { display: grid; }
  .dd-btn { width: 100%; justify-content: space-between; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-card { display: none; }
  .features { grid-template-columns: 1fr; }
  .sign-layout { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .section { padding: 52px 0; }
  .hero { padding: 48px 0 40px; }
  .th-head { flex-direction: column; gap: 10px; }
  .th-icon { width: 48px; height: 48px; }
  .dropzone { padding: 36px 16px; }
  .panel { padding: 16px; border-radius: 18px; }
  .f-grid { grid-template-columns: 1fr 1fr; }
  .mega { grid-template-columns: 1fr; }
  .features.four { grid-template-columns: 1fr; }
  .page-grid { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 10px; }
  .pg-canvas { height: 120px; } .pg-canvas canvas { max-height: 120px; }
  .file-item { gap: 10px; }
  .fi-btns .icon-btn.mv { display: none; }
}
.app { scroll-margin-top: 84px; }
.trust span { text-align: left; }
.options-form > .opt + .options { margin-top: 18px; }
.options-form .options:empty { display: none; }
.img-compare { display: grid; gap: 10px; justify-items: center; background: var(--bg-2); border: 1px solid var(--line); border-radius: 14px; padding: 12px; }
.img-compare canvas { max-width: 100%; max-height: 420px; width: auto; height: auto; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,.12); background: repeating-conic-gradient(#f1f5f9 0 25%, #fff 0 50%) 0 0 / 16px 16px; }
.nav-links > a.nav-support { color: var(--accent); }
.nav-links > a.nav-support:hover { background: #fff1f2; color: var(--accent); }
.support-card { border: 1px solid var(--line); border-radius: 20px; padding: 24px; background: linear-gradient(180deg, #fff, var(--bg-2)); box-shadow: var(--shadow); display: grid; gap: 18px; margin: 24px 0 8px; }
.support-card .lbl { font-weight: 700; margin: 0; }
.amt-pills { display: flex; flex-wrap: wrap; gap: 10px; }
.amt-pills a { flex: 1 1 70px; text-align: center; padding: 12px 10px; border: 1px solid var(--line); border-radius: 12px; background: #fff; font-size: 1.1rem; font-weight: 700; color: var(--ink); }
.amt-pills .amt-any { flex-basis: 120px; color: var(--primary); border-style: dashed; }
.amt-pills a { text-decoration: none; cursor: pointer; transition: border-color .15s, background .15s, transform .15s; }
.amt-pills a:hover, .amt-pills a:focus-visible { border-color: var(--primary); background: #eef2ff; color: var(--primary); transform: translateY(-1px); }
.amounts label { flex: 1 1 70px; }
.amounts span { font-size: 1.05rem; font-weight: 700 !important; }
.custom-amt { display: flex; align-items: center; gap: 4px; border: 1px solid var(--line); border-radius: 12px; padding: 0 10px; background: #fff; }
.custom-amt span { border: 0 !important; padding: 0 !important; background: none !important; box-shadow: none !important; color: var(--muted); }
.custom-amt input { position: static !important; opacity: 1 !important; pointer-events: auto !important; border: 0; width: 100%; min-width: 0; font: inherit; font-weight: 600; padding: 10px 0; outline: none; background: transparent; }
.custom-amt:focus-within { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary) inset; }
.pay-btns { display: flex; flex-wrap: wrap; gap: 12px; }
.pay-btns .btn { flex: 1 1 220px; }
.pay-paypal { background: #0070ba; color: #fff; }
.pay-paypal:hover { background: #005ea6; }
.pay-bmc { background: #ffdd00; color: #111; }
.pay-bmc:hover { background: #f5d000; }
.pay-off { background: var(--bg-2); color: var(--muted); border: 1px dashed var(--line); cursor: default; white-space: normal; font-size: .95rem; }
.bank { background: var(--bg-3); border-radius: 12px; padding: 12px 16px; }
.bank p:last-child { margin: 0; font-family: ui-monospace, monospace; user-select: all; }
.support-card .fine { color: var(--muted); font-size: .85rem; margin: 0; }
.pay-stripe { background: #635bff; color: #fff; }
.pay-stripe:hover { background: #5248e8; }
.pay-payoneer { background: #ff4800; color: #fff; }
.pay-payoneer:hover { background: #e04000; }