:root{--bg-page: #f6f7f9;--bg-card: #ffffff;--border-color: #e5e7eb;--border-subtle: #f0f2f5;--text-main: #111827;--text-muted: #4b5563;--text-light: #6b7280;--btc-orange: #f7931a;--btc-orange-hover: #e58512;--btc-orange-light: #fffaf0;--btc-orange-border: #fde8cc;--nostr-purple: #7b42bc;--nostr-purple-light: #f6f0fd;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04), 0 1px 2px rgba(0, 0, 0, .02);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -1px rgba(0, 0, 0, .03)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-page);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.site-wrapper{display:flex;flex-direction:column;min-height:100vh}.container{width:100%;max-width:980px;margin:0 auto;padding:0 20px}.site-header{background-color:var(--bg-card);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:10}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{display:inline-flex;align-items:center;gap:8px;text-decoration:none;color:var(--text-main);font-weight:700;font-size:1.15rem;letter-spacing:-.01em}.logo-icon{color:var(--btc-orange);font-size:1.25rem}.header-nav{display:flex;align-items:center;gap:18px}.menu-toggle{display:none;width:40px;height:40px;align-items:center;justify-content:center;flex-direction:column;gap:5px;background:#f3f4f6;border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer}.menu-toggle span{width:18px;height:2px;background:var(--text-main);border-radius:2px;transition:transform .15s ease,opacity .15s ease}.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.menu-toggle.open span:nth-child(2){opacity:0}.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.nav-link{text-decoration:none;color:var(--text-muted);font-size:.95rem;font-weight:500;transition:color .15s ease}.nav-link:hover{color:var(--text-main)}.logo-btn,.nav-page-btn{background:none;border:none;cursor:pointer;padding:0}.nav-page-btn.active{color:var(--text-main);font-weight:600}.page-content{max-width:860px}.page-title{font-size:1.75rem;font-weight:700;letter-spacing:-.025em;margin-bottom:28px}.back-btn{background:none;border:none;cursor:pointer;color:var(--text-muted);font-size:.9rem;font-weight:500;padding:0;margin-bottom:20px;transition:color .15s}.back-btn:hover{color:var(--text-main)}.blog-list{display:flex;flex-direction:column;gap:20px}.blog-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px;transition:border-color .15s,box-shadow .15s}.blog-card:hover{border-color:#d1d5db;box-shadow:var(--shadow-md)}.blog-card-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.blog-card-title{font-size:1.2rem;font-weight:700;color:var(--text-main);line-height:1.35}.blog-card-summary{font-size:.95rem;color:var(--text-muted);line-height:1.6}.blog-read-more{background:none;border:none;cursor:pointer;align-self:flex-start;padding:0;font-size:.85rem}.blog-post-content{display:flex;flex-direction:column;gap:16px;font-size:1rem;color:var(--text-muted);line-height:1.7;margin-top:24px}.content-autolink{color:var(--btc-orange);text-decoration:underline;text-underline-offset:2px;overflow-wrap:anywhere}.content-autolink:hover{color:var(--btc-orange-hover)}.project-links-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:8px}.main-content{flex:1;padding-top:32px;padding-bottom:64px}.lightning-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:28px 32px;box-shadow:var(--shadow-sm);margin-bottom:40px}.lightning-badge{display:inline-block;font-size:.8rem;font-weight:600;color:var(--btc-orange);background:var(--btc-orange-light);border:1px solid var(--btc-orange-border);padding:3px 10px;border-radius:20px;margin-bottom:12px;text-transform:uppercase;letter-spacing:.04em}.lightning-title{font-size:1.45rem;font-weight:700;color:var(--text-main);margin-bottom:10px;letter-spacing:-.02em}.lightning-text{font-size:1rem;color:var(--text-muted);line-height:1.6;margin-bottom:24px;max-width:820px}.lightning-actions-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:.95rem;font-weight:600;padding:10px 20px;border-radius:var(--radius-sm);cursor:pointer;text-decoration:none;transition:all .15s ease;border:1px solid transparent}.btn-primary{background-color:var(--btc-orange);color:#fff}.btn-primary:hover{background-color:var(--btc-orange-hover)}.btn-secondary{background-color:#f3f4f6;color:var(--text-main);border-color:var(--border-color)}.btn-secondary:hover{background-color:#e5e7eb}.btn:disabled,.btn-copy:disabled{opacity:.65;cursor:not-allowed}.lightning-box{background-color:#fafbfc;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px}.lightning-address-wrapper{margin-bottom:16px}.lightning-label{display:block;font-size:.85rem;font-weight:600;color:var(--text-light);margin-bottom:6px}.lightning-address-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.lightning-address{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;background-color:#fff;border:1px solid var(--border-color);padding:8px 14px;border-radius:var(--radius-sm);font-size:.95rem;color:var(--text-main);word-break:break-all}.btn-copy{background-color:#fff;border:1px solid var(--border-color);padding:8px 14px;border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;color:var(--text-muted);cursor:pointer;transition:all .15s ease}.btn-copy:hover{border-color:#9ca3af;color:var(--text-main)}.btn-copy.copied{background-color:#10b981;color:#fff;border-color:#10b981}.lightning-amount-row{border-top:1px solid var(--border-subtle);padding-top:16px;margin-top:16px}.amount-label{display:block;font-size:.85rem;font-weight:600;color:var(--text-muted);margin-bottom:8px}.amount-label-custom{margin-top:14px}.sats-preset-group{display:flex;flex-wrap:wrap;gap:8px}.sats-preset{background-color:#fff;border:1px solid var(--border-color);color:var(--text-muted);border-radius:var(--radius-sm);padding:7px 12px;font-size:.85rem;font-weight:700;cursor:pointer;transition:all .15s ease}.sats-preset:hover,.sats-preset.active{border-color:var(--btc-orange);color:var(--btc-orange);background:var(--btc-orange-light)}.amount-input-group{display:flex;align-items:center;gap:8px;max-width:360px}.amount-input{flex:1;height:40px;padding:0 12px;font-size:.95rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);background-color:#fff;color:var(--text-main)}.amount-input:focus{outline:none;border-color:var(--btc-orange)}.btn-lightning-pay{background-color:#fff;border:1px solid var(--btc-orange);color:var(--btc-orange);font-weight:600;padding:0 16px;height:40px;border-radius:var(--radius-sm);cursor:pointer;transition:all .15s ease;white-space:nowrap}.btn-lightning-pay:hover{background-color:var(--btc-orange);color:#fff}.invoice-copy-button{font-size:.95rem}.invoice-copy-button.copied{background-color:#10b981;border-color:#10b981;color:#fff}.lightning-qr-container{display:none;border-top:1px solid var(--border-subtle);margin-top:20px;padding-top:20px}.lightning-qr-container.visible{display:block}.lightning-box .lightning-qr-container.visible{display:flex;align-items:flex-start;flex-wrap:wrap;gap:14px}.qr-box{display:flex;flex-direction:column;align-items:center;gap:12px;padding:16px;background-color:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);max-width:240px}.qr-caption{font-size:.8rem;color:var(--text-light);text-align:center}.invoice-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.invoice-message{flex-basis:100%;font-size:.82rem;color:var(--text-light)}.invoice-message.error{margin-top:12px;color:#92400e}.payment-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:20px;background:#1118277a}.payment-modal{width:min(100%,520px);max-height:calc(100vh - 40px);overflow-y:auto;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:20px}.payment-modal-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}.payment-modal-header h3{font-size:1.15rem;font-weight:700;color:var(--text-main)}.payment-modal-close{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:#fff;color:var(--text-muted);font-size:1.35rem;line-height:1;cursor:pointer}.payment-modal-close:hover{color:var(--text-main);border-color:#9ca3af}.payment-modal-qr{display:flex;flex-direction:column;align-items:center;gap:10px;padding:16px;margin-bottom:14px;background:#fafbfc;border:1px solid var(--border-color);border-radius:var(--radius-md)}.payment-option-list{display:grid;gap:8px;margin-bottom:14px}.payment-option,.wallet-option{width:100%;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:#fff;color:var(--text-main);cursor:pointer;transition:all .15s ease}.payment-option{min-height:42px;padding:9px 12px;text-align:left;font-size:.92rem;font-weight:700}.payment-option:hover,.wallet-option:hover{border-color:var(--btc-orange);background:var(--btc-orange-light);color:var(--btc-orange)}.wallet-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;padding-top:14px;border-top:1px solid var(--border-subtle)}.wallet-option{min-height:58px;padding:9px 12px;text-align:left}.wallet-option span,.wallet-option small{display:block}.wallet-option span{font-size:.9rem;font-weight:700}.wallet-option small{margin-top:2px;color:var(--text-light);font-size:.74rem}.bitcoin-box{margin-top:20px;padding-top:20px;border-top:1px solid var(--border-subtle)}.bitcoin-badge-row{display:flex;align-items:center;gap:10px}.bitcoin-badge{display:inline-block;font-size:.8rem;font-weight:600;color:var(--btc-orange);background:var(--btc-orange-light);border:1px solid var(--btc-orange-border);padding:3px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.04em}.btn-bitcoin-qr{background:var(--btc-orange-light);border:1px solid var(--btc-orange-border);color:var(--btc-orange);font-size:.78rem;font-weight:700;padding:3px 10px;border-radius:20px;cursor:pointer;transition:all .15s}.btn-bitcoin-qr:hover{background:var(--btc-orange);color:#fff}.bitcoin-address-wrapper{margin-top:10px}.bitcoin-address{font-size:.88rem}.bitcoin-qr-container{display:flex;align-items:flex-start;flex-wrap:wrap;gap:14px;margin-top:16px}.bitcoin-actions{padding-top:4px}.feed-section{margin-top:16px}.feed-section-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:24px}.feed-section-title{font-size:1.35rem;font-weight:700;letter-spacing:-.02em}.filter-group{display:flex;gap:6px;background-color:#e5e7eb;padding:4px;border-radius:var(--radius-sm)}.filter-btn{background:transparent;border:none;padding:6px 14px;font-size:.85rem;font-weight:600;color:var(--text-muted);border-radius:4px;cursor:pointer;transition:all .15s ease}.filter-btn.active{background-color:#fff;color:var(--text-main);box-shadow:0 1px 2px #0000000d}.filter-btn:hover:not(.active){color:var(--text-main)}.notice-banner{padding:12px 16px;border-radius:var(--radius-sm);font-size:.88rem;margin-bottom:20px}.notice-banner.warning{background-color:#fffbeb;border:1px solid #fef3c7;color:#92400e}.feed-list{display:flex;flex-direction:column;gap:16px}.feed-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px 24px;box-shadow:var(--shadow-sm);transition:transform .15s ease,box-shadow .15s ease}.feed-card:hover{border-color:#d1d5db;box-shadow:var(--shadow-md)}.feed-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.feed-source-meta{display:flex;align-items:center;gap:8px}.source-tag{font-size:.72rem;font-weight:700;letter-spacing:.05em;padding:3px 8px;border-radius:4px}.source-tag.nostr{background-color:var(--nostr-purple-light);color:var(--nostr-purple);border:1px solid #eadcfc}.source-tag.stackernews{background-color:var(--btc-orange-light);color:var(--btc-orange);border:1px solid var(--btc-orange-border)}.source-tag.stackernews.reply{background-color:#fff7ed;color:#c2410c;border-color:#fed7aa}.feed-card.stackernews.post{border-left:3px solid var(--btc-orange)}.feed-card.stackernews.reply{border-left:3px solid #fed7aa}.category-tag{font-size:.75rem;font-weight:500;color:var(--text-light)}.feed-date{font-size:.82rem;color:var(--text-light)}.feed-title{font-size:1.15rem;font-weight:600;color:var(--text-main);margin-bottom:10px;line-height:1.4}.feed-content{font-size:.95rem;color:var(--text-muted);line-height:1.6;white-space:pre-line;word-break:break-word;margin-bottom:16px}.feed-footer{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border-subtle);padding-top:12px}.feed-stats{display:flex;align-items:center;gap:14px;font-size:.85rem;color:var(--text-light)}.sat-stat{color:var(--btc-orange);font-weight:600}.feed-link{text-decoration:none;font-size:.85rem;font-weight:600;color:var(--text-main);transition:color .15s ease}.feed-link:hover{color:var(--btc-orange)}.feed-empty{text-align:center;padding:48px 20px;background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);color:var(--text-light)}.skeleton-feed{display:flex;flex-direction:column;gap:16px}.skeleton-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:24px;display:flex;flex-direction:column;gap:12px}.skeleton-line{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:4px;height:14px}.skeleton-line.short{width:30%;height:16px}.skeleton-line.medium{width:60%}.skeleton-line.full{width:100%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.site-footer{background-color:var(--bg-card);border-top:1px solid var(--border-color);padding:32px 0;margin-top:auto}.footer-inner{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center}.footer-title{font-weight:700;font-size:1.05rem;color:var(--text-main)}.footer-links{display:flex;align-items:center;gap:12px}.footer-links a{text-decoration:none;color:var(--text-muted);font-size:.9rem;font-weight:500;transition:color .15s ease}.footer-links a:hover{color:var(--text-main)}.footer-links .dot{color:var(--border-color)}.footer-copy{font-size:.8rem;color:var(--text-light)}@media(max-width:760px){.header-inner{position:relative}.menu-toggle{display:inline-flex}.header-nav{display:none;position:absolute;top:calc(100% + 1px);left:20px;right:20px;flex-direction:column;align-items:stretch;gap:0;padding:8px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.header-nav.open{display:flex}.header-nav .nav-link,.header-nav .lang-toggle{width:100%;min-height:42px;display:flex;align-items:center;justify-content:flex-start;padding:10px 12px;border-radius:var(--radius-sm);text-align:left}.header-nav .nav-link:hover,.header-nav .nav-page-btn.active{background:#f3f4f6}.header-nav .lang-toggle{margin-top:6px;justify-content:center;border-radius:var(--radius-sm)}}@media(max-width:640px){.lightning-card{padding:20px}.lightning-actions-row{flex-direction:column;align-items:stretch}.amount-input-group{max-width:100%;align-items:stretch;flex-direction:column}.btn-lightning-pay{width:100%}.invoice-actions,.lightning-address-bar{align-items:stretch;flex-direction:column}.invoice-actions .btn,.lightning-address-bar .btn,.lightning-address-bar .btn-copy{width:100%}.payment-modal-backdrop{align-items:flex-end;padding:12px}.payment-modal{max-height:calc(100vh - 24px);padding:16px}.wallet-list{grid-template-columns:1fr}.feed-section-header{flex-direction:column;align-items:flex-start}.filter-group{width:100%;overflow-x:auto;justify-content:space-between}.feed-card{padding:16px}.feed-footer{flex-direction:column;align-items:flex-start;gap:10px}.feed-link{align-self:flex-end}}.lang-toggle{background:#f3f4f6;border:1px solid var(--border-color);color:var(--text-muted);font-size:.8rem;font-weight:700;padding:5px 11px;border-radius:20px;cursor:pointer;letter-spacing:.04em;transition:all .15s ease}.lang-toggle:hover{background:#e5e7eb;color:var(--text-main)}.monero-box{margin-top:20px;padding-top:20px;border-top:1px solid var(--border-subtle)}.monero-badge-row{display:flex;align-items:center;gap:10px}.monero-badge{display:inline-block;font-size:.8rem;font-weight:600;color:#7c3aed;background:#f5f3ff;border:1px solid #ddd6fe;padding:3px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.04em}.btn-monero-qr{background:#f5f3ff;border:1px solid #ddd6fe;color:#7c3aed;font-size:.78rem;font-weight:700;padding:3px 10px;border-radius:20px;cursor:pointer;transition:all .15s}.btn-monero-qr:hover{background:#7c3aed;color:#fff}.monero-address{font-size:.78rem;word-break:break-all}.projects-section{margin-bottom:40px}.section-title{font-size:1.35rem;font-weight:700;letter-spacing:-.02em;margin-bottom:20px}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.project-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px;transition:border-color .15s,box-shadow .15s}.project-card:hover{border-color:#d1d5db;box-shadow:var(--shadow-md)}.project-header{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}.project-title{font-size:1.05rem;font-weight:600;color:var(--text-main);line-height:1.3}.project-status{color:#fff;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:20px;white-space:nowrap;text-transform:uppercase;letter-spacing:.04em;flex-shrink:0}.project-desc{font-size:.9rem;color:var(--text-muted);line-height:1.55}.project-tags{display:flex;flex-wrap:wrap;gap:6px}.project-tag{background:#f3f4f6;border:1px solid var(--border-color);color:var(--text-muted);font-size:.75rem;font-weight:500;padding:2px 8px;border-radius:4px}.project-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:10px;border-top:1px solid var(--border-subtle)}.project-date{font-size:.8rem;color:var(--text-light)}.feed-empty-text{color:var(--text-light);font-size:.95rem}@media(max-width:640px){.projects-grid{grid-template-columns:1fr}}.admin-main{max-width:1180px}.admin-tabs{display:inline-flex;gap:6px;background-color:#e5e7eb;padding:4px;border-radius:var(--radius-sm);margin-bottom:20px}.admin-notice{border:1px solid}.admin-notice-success{background:#ecfdf5;border-color:#bbf7d0;color:#166534}.admin-notice-error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.admin-main .btn:disabled{cursor:not-allowed;opacity:.6}.admin-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:16px;align-items:start}.admin-form{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:20px;display:grid;gap:18px}.admin-form-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.admin-form-heading .page-title{margin-bottom:0}.admin-editing-id,.admin-record-id{color:var(--text-muted);font-family:monospace;font-size:.82rem;overflow-wrap:anywhere}.admin-form-section{border:0;border-top:1px solid var(--border-color);margin:0;padding:16px 0 0;display:grid;gap:11px}.admin-form-section legend{color:var(--text-main);font-size:.95rem;font-weight:700;padding:0 10px 0 0}.admin-field{display:grid;gap:5px;min-width:0;color:var(--text-muted);font-size:.82rem;font-weight:600}.admin-field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.admin-form input,.admin-form textarea,.admin-form select{width:100%;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:#fff;color:var(--text-main);font:inherit;padding:10px 12px}.admin-form textarea{resize:vertical;min-height:64px;line-height:1.5}.admin-form input:disabled{background:#f3f4f6;color:var(--text-muted);cursor:not-allowed}.admin-form input:focus,.admin-form textarea:focus,.admin-form select:focus{outline:none;border-color:var(--btc-orange)}.admin-actions{display:flex;flex-wrap:wrap;gap:8px}.admin-list-card{padding:16px}.admin-list-card .blog-card-title{margin-bottom:4px}.admin-record-id{margin:0 0 8px}.admin-record-summary{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:1;overflow:hidden;margin-bottom:10px}.admin-record-meta{display:flex;gap:8px;min-height:20px;margin-bottom:12px;color:var(--text-muted);font-size:.8rem}.admin-record-meta span+span:before{content:"·";margin-right:8px}.admin-btn-danger{border:1px solid #fecaca;background:transparent;color:#b91c1c}.admin-btn-danger:hover{background:#fef2f2;border-color:#fca5a5}@media(max-width:760px){.admin-grid{grid-template-columns:1fr}.admin-form{padding:16px}.admin-field-row{grid-template-columns:1fr}}