body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: #222; line-height: 1.6; margin: 0; padding: 0; background: #fff; }
.container { max-width: 720px; margin: 0 auto; padding: 0 20px; }
nav { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; border-bottom: 1px solid #e0e0e0; margin-bottom: 40px; }
.logo { font-size: 20px; letter-spacing: -0.5px; color: #333; text-decoration: none; cursor: pointer; font-weight: 500; }
.nav-links a { color: #1a0dab; text-decoration: none; font-size: 14px; margin-left: 20px; cursor: pointer; font-weight: 500; }
.nav-links a:hover { text-decoration: underline; }
.nav-links a.active { color: #111; text-decoration: none; pointer-events: none; }
h1 { font-size: 1.8rem; font-weight: 400; margin-bottom: 15px; color: #111; }
h2 { font-size: 1.375rem; font-weight: 400; margin-bottom: 20px; }
p { font-size: 15px; color: #555; margin-bottom: 20px; }
a { color: #1a0dab; }
.hero { margin-bottom: 50px; }
.tool-cards { display: flex; gap: 20px; margin: 30px 0; }
.tool-card { flex: 1; border: 1px solid #e0e0e0; padding: 30px 20px; border-radius: 8px; text-align: center; cursor: pointer; transition: all 0.2s; text-decoration: none; color: #333; background: #fff; }
.tool-card:hover { border-color: #1a0dab; box-shadow: 0 4px 12px rgba(0,0,0,0.08); transform: translateY(-2px); }
.tool-card h3 { margin: 0 0 10px 0; font-size: 1.125rem; font-weight: 500; color: #111; }
.tool-card p { margin: 0 0 15px 0; font-size: 0.8125rem; color: #777; line-height: 1.5; }
.card-tag { display: inline-block; font-size: 11px; color: #666; border: 1px solid #e0e0e0; padding: 2px 8px; border-radius: 12px; margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.5px; }
.landing-section { padding: 40px 0; border-top: 1px solid #eee; }
.vision-text { font-size: 16px; color: #444; max-width: 600px; line-height: 1.8; background: #f9f9f9; padding: 20px; border-left: 3px solid #333; }
.pricing-grid { display: flex; gap: 20px; margin-top: 30px; }
.pricing-card { flex: 1; border: 1px solid #e0e0e0; padding: 25px; border-radius: 4px; text-align: center; }
.pricing-card h3 { margin-top: 0; font-size: 15px; font-weight: 500; margin-bottom: 15px; color: #555; text-transform: uppercase; letter-spacing: 0.5px; }
.price { font-size: 32px; font-weight: 400; margin: 0 0 5px 0; color: #111; }
.price-sub { font-size: 13px; color: #666; margin-bottom: 20px; line-height: 1.4; }
.pricing-card ul { padding-left: 0; color: #555; font-size: 14px; list-style: none; }
.pricing-card li { margin-bottom: 10px; padding-left: 20px; position: relative; }
.pricing-card li::before { content: "\2022"; position: absolute; left: 0; color: #999; }
.highlight-card { border-color: #1a73e8; background: #f8fbff; }
.highlight-card .price { color: #1a73e8; }
.sub-page-nav { margin-bottom: 30px; }
.sub-page-nav a { color: #1a0dab; text-decoration: none; font-size: 14px; margin-right: 20px; cursor: pointer; font-weight: 500; }
.sub-page-nav a:hover { text-decoration: underline; }
.drop-box { border: 1px dashed #ccc; padding: 60px 20px; text-align: center; color: #777; margin: 0 0 20px 0; cursor: pointer; transition: all 0.2s; border-radius: 4px; }
.drop-box:hover, .drop-box.dragover { border-color: #aaa; background: #fafafa; }
.drop-box h3 { margin-top: 0; font-size: 16px; color: #555; font-weight: 500; margin-bottom: 5px; }
.btn-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 6px; }
.btn { background: #f8f9fa; border: 1px solid #f8f9fa; color: #3c4043; padding: 9px 15px; font-size: 14px; cursor: pointer; border-radius: 4px; display: none; white-space: nowrap; }
.btn:hover { background: #e8eaed; border-color: #dadce0; }
.btn-secondary { background: #e8f0fe; border: 1px solid #d2e3fc; color: #1a73e8; }
.btn-secondary:hover { background: #d2e3fc; border-color: #aecbfa; }
.dropdown { position: relative; display: none; }
.dropdown-content { display: none; position: absolute; top: 100%; left: 0; background: #fff; border: 1px solid #e0e0e0; box-shadow: 0 4px 6px rgba(0,0,0,0.1); z-index: 10; min-width: 180px; border-radius: 4px; margin-top: 4px; }
.dropdown-content a { color: #333; padding: 10px 15px; text-decoration: none; display: block; font-size: 14px; }
.dropdown-content a:hover { background: #f1f3f4; }
.dropdown-content .format-hint { font-size: 11px; color: #999; float: right; margin-top: 2px; }
.show { display: block; }
.output-box { background: #f6faf6; padding: 20px; font-family: monospace; font-size: 13px; border: 1px solid #e1ece1; border-left: 4px solid #34a853; margin: 0 0 20px 0; white-space: pre-wrap; word-wrap: break-word; display: none; border-radius: 2px; max-height: 400px; overflow-y: auto; }
.share-link-container { display: none; margin: 30px 0; padding: 20px; background: #f9f9f9; border: 1px solid #e0e0e0; border-radius: 4px; }
.share-link-container input[type="text"] { width: 70%; padding: 9px; border: 1px solid #ccc; border-radius: 4px; font-family: monospace; font-size: 14px; color: #333; background: #fff; box-sizing: border-box; }
.copy-btn { background: #333; color: #fff; border: none; padding: 9px 15px; font-size: 14px; cursor: pointer; border-radius: 4px; }
.copy-btn:hover { background: #555; }
footer { border-top: 1px solid #e0e0e0; padding-top: 20px; font-size: 12px; color: #999; display: flex; justify-content: space-between; align-items: center; }
@media (max-width: 600px) {
    .tool-cards { flex-direction: column; }
    .pricing-grid { flex-direction: column; }
    .share-link-container input[type="text"] { width: 100%; margin-bottom: 10px; }
    .btn-row { flex-direction: column; align-items: stretch; }
    .dropdown-content { position: static; box-shadow: none; border: 1px solid #e0e0e0; margin-top: 2px; }
    footer { flex-direction: column; gap: 8px; text-align: center; }
}

/* Modals */
.modal-backdrop { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.4); z-index: 1000; align-items: center; justify-content: center; }
.modal-backdrop.active { display: flex; }
.modal-box { background: #fff; padding: 30px; border-radius: 6px; max-width: 450px; width: 90%; box-shadow: 0 4px 12px rgba(0,0,0,0.15); text-align: center; }
.modal-box h3 { margin-top: 0; font-weight: 500; font-size: 18px; }
.modal-box p { font-size: 14px; color: #555; margin-bottom: 20px; }
#modal-link-view { display: none; flex-direction: row; flex-wrap: wrap; gap: 10px; justify-content: center; align-items: center; margin-top: 15px; }
#modal-link-view.active { display: flex; }
.modal-input { flex: 1; min-width: 0; padding: 9px; border: 1px solid #ccc; border-radius: 4px; font-family: monospace; font-size: 13px; box-sizing: border-box; }
.error-text { color: #d93025; }
.error-border { border-left: 4px solid #d93025; padding-left: 16px; text-align: left; margin-bottom: 20px; line-height: 1.5; font-size: 14px; }

/* Download page */
.dl-info { background: #f6f8fc; padding: 20px; border: 1px solid #d2e3fc; border-left: 4px solid #4285f4; border-radius: 2px; margin: 0 0 15px 0; }
.dl-info table { width: 100%; border-collapse: collapse; }
.dl-info td { padding: 5px 0; font-size: 14px; vertical-align: top; color: #333; }
.dl-info td:first-child { color: #777; width: 80px; padding-right: 15px; white-space: nowrap; }
.dl-info td:last-child { word-break: break-all; }
.dl-btn { background: #f8f9fa; border: 1px solid #f8f9fa; color: #3c4043; padding: 9px 15px; font-size: 14px; cursor: pointer; border-radius: 4px; text-decoration: none; transition: all .15s; }.dl-btn:hover { background: #e8eaed; border-color: #dadce0; }
.dl-note { margin-top: 15px; font-size: 12px; color: #999; }