:root{--color-bg:#0f0f14;--color-surface:#1a1a24;--color-border:#2a2a3a;--color-text:#e0e0e8;--color-text-muted:#888898;--color-primary:#7c3aed;--color-primary-hover:#8b5cf6;--color-success:#22c55e;--color-error:#ef4444;--color-warning:#f59e0b;--font-sans:system-ui, -apple-system, sans-serif;--font-mono:ui-monospace, "Fira Code", monospace;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 6px #0006;--shadow-lg:0 10px 25px #00000080}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);min-height:100vh;line-height:1.6}#root,.page{flex-direction:column;min-height:100vh;display:flex}.header{border-bottom:1px solid var(--color-border);padding:16px 24px}.header-content{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;display:flex}.logo{align-items:center;text-decoration:none;display:flex}.logo-img{width:auto;height:32px}.nav{align-items:center;gap:16px;display:flex}.nav-link{color:var(--color-text-muted);text-decoration:none;transition:color .2s}.nav-link:hover{color:var(--color-text)}.main{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:40px 24px}.footer{border-top:1px solid var(--color-border);text-align:center;color:var(--color-text-muted);padding:24px}.footer a{color:var(--color-primary);text-decoration:none}.btn{border-radius:var(--radius-md);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-secondary{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-border)}.btn-large{padding:14px 28px;font-size:16px}.btn-login,.btn-logout{padding:8px 16px;font-size:13px}.btn-price{opacity:.8;margin-left:8px;font-weight:400}.user-info{align-items:center;gap:12px;display:flex}.user-pubkey{font-family:var(--font-mono);color:var(--color-text-muted);font-size:12px}.auth-method{background:var(--color-border);border-radius:var(--radius-sm);color:var(--color-text-muted);padding:2px 6px;font-size:11px}.modal-overlay{z-index:100;background:#000000b3;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.modal{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%;max-width:400px;box-shadow:var(--shadow-lg)}.modal-header{border-bottom:1px solid var(--color-border);justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.modal-header h2{font-size:18px;font-weight:600}.modal-close{color:var(--color-text-muted);cursor:pointer;background:0 0;border:none;font-size:24px}.modal-content{padding:24px}.modal-question{color:var(--color-text-muted);margin-bottom:16px}.modal-actions{justify-content:center;margin-top:16px;display:flex}.login-options{flex-direction:column;gap:12px;display:flex}.login-option{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;text-align:left;flex-direction:column;padding:16px;transition:all .2s;display:flex}.login-option:hover:not(:disabled){border-color:var(--color-primary)}.login-option:disabled{opacity:.5;cursor:not-allowed}.option-label{margin-bottom:4px;font-weight:500}.option-desc{color:var(--color-text-muted);font-size:13px}.login-input-group{flex-direction:column;gap:16px;display:flex}.login-input{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);width:100%;color:var(--color-text);padding:12px;font-size:14px}.login-input:focus{border-color:var(--color-primary);outline:none}.login-actions{justify-content:flex-end;gap:12px;display:flex}.username-input-container{max-width:400px;margin:0 auto}.username-input-wrapper{background:var(--color-bg);border:2px solid var(--color-border);border-radius:var(--radius-md);align-items:center;padding:4px;transition:border-color .2s;display:flex}.username-input-wrapper:focus-within{border-color:var(--color-primary)}.username-input-wrapper.available{border-color:var(--color-success)}.username-input-wrapper.taken{border-color:var(--color-error)}.username-input{color:var(--color-text);background:0 0;border:none;flex:1;padding:12px;font-size:18px}.username-input:focus{outline:none}.domain-suffix{color:var(--color-text-muted);padding:0 12px;font-size:18px}.input-hint{color:var(--color-text-muted);margin-top:8px;font-size:13px}.input-status{align-items:center;gap:8px;margin-top:12px;font-size:14px;display:flex}.input-status.checking{color:var(--color-text-muted)}.input-status.available{color:var(--color-success)}.input-status.taken,.input-status.error{color:var(--color-error)}.status-icon{font-weight:700}.price-badge{background:var(--color-primary);color:#fff;border-radius:var(--radius-sm);margin-left:auto;padding:4px 10px;font-size:13px}.tier-label{opacity:.8}.hero{text-align:center;padding:60px 0}.hero-title{background:linear-gradient(135deg, var(--color-primary), #a855f7);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:16px;font-size:48px;font-weight:700}.hero-subtitle{color:var(--color-text-muted);max-width:500px;margin:0 auto;font-size:18px}.welcome-back{text-align:center;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);max-width:500px;margin-bottom:32px;margin-left:auto;margin-right:auto;padding:16px 24px}.welcome-back a{color:var(--color-primary);font-weight:500;text-decoration:none}.welcome-back a:hover{text-decoration:underline}.signup-section{justify-content:center;margin-bottom:60px;display:flex}.signup-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);width:100%;max-width:500px;padding:32px}.signup-card h2{text-align:center;margin-bottom:24px;font-size:20px}.signup-card .btn{width:100%;margin-top:20px}.features{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;margin-bottom:60px;display:grid}.feature{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:24px}.feature h3{margin-bottom:8px;font-size:16px}.feature p{color:var(--color-text-muted);font-size:14px}.pricing{text-align:center;margin-bottom:60px}.pricing h2{margin-bottom:24px}.pricing-tiers{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;max-width:900px;margin:0 auto;display:grid}.tier{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);flex-direction:column;gap:4px;padding:20px;display:flex;position:relative}.tier.popular{border-color:var(--color-primary)}.tier-badge{background:var(--color-primary);color:#fff;border-radius:var(--radius-sm);padding:2px 10px;font-size:11px;font-weight:500;position:absolute;top:-10px;left:50%;transform:translate(-50%)}.tier-name{font-weight:600}.tier-length{color:var(--color-text-muted);font-size:13px}.tier-price{color:var(--color-primary);margin-top:8px;font-size:18px;font-weight:600}.pricing-note{color:var(--color-text-muted);margin-top:16px;font-size:14px}.purchase-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);max-width:500px;margin:0 auto;padding:32px}.purchase-card h1{text-align:center;margin-bottom:24px;font-size:24px}.quote-details{flex-direction:column;gap:16px;display:flex}.quote-row{border-bottom:1px solid var(--color-border);justify-content:space-between;padding:12px 0;display:flex}.quote-row.total{border-top:2px solid var(--color-border);border-bottom:none;margin-top:8px;padding-top:16px;font-size:18px;font-weight:600}.quote-value{font-weight:500}.tier-badge{text-transform:capitalize}.credits-option{background:var(--color-bg);border-radius:var(--radius-md);padding:12px}.credits-option label{cursor:pointer;align-items:center;gap:8px;display:flex}.payment-qr{text-align:center}.payment-amount{margin-bottom:20px}.amount-value{font-size:36px;font-weight:700}.amount-unit{color:var(--color-text-muted);margin-left:4px;font-size:18px}.qr-container{border-radius:var(--radius-md);background:#fff;margin-bottom:16px;padding:16px;display:inline-block}.qr-image{display:block}.payment-timer{color:var(--color-text-muted);margin-bottom:16px}.payment-timer.expired{color:var(--color-error)}.payment-actions{justify-content:center;gap:12px;margin-bottom:16px;display:flex}.payment-invoice{background:var(--color-bg);border-radius:var(--radius-md);padding:12px;overflow:hidden}.invoice-text{word-break:break-all;color:var(--color-text-muted);font-size:12px}.payment-status{color:var(--color-text-muted);margin-top:12px;font-size:14px}.success-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);text-align:center;max-width:600px;margin:0 auto;padding:40px}.success-icon{background:var(--color-success);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 24px;font-size:40px;display:flex}.success-card h1{margin-bottom:16px;font-size:32px}.success-message{color:var(--color-text-muted);margin-bottom:8px}.address-display{color:var(--color-primary);margin-bottom:32px;font-size:24px;font-weight:600}.success-features{text-align:left;margin-bottom:32px}.success-features h3{margin-bottom:12px}.success-features ul{list-style:none}.success-features li{border-bottom:1px solid var(--color-border);padding:8px 0}.success-actions{justify-content:center;gap:12px;margin-bottom:32px;display:flex}.nip05-instructions{background:var(--color-bg);border-radius:var(--radius-md);text-align:left;padding:20px}.nip05-instructions h4{margin-bottom:8px}.nip05-instructions p{color:var(--color-text-muted);margin-bottom:12px;font-size:14px}.nip05-code{background:var(--color-surface);border-radius:var(--radius-sm);font-family:var(--font-mono);padding:12px;font-size:14px;display:block}.dashboard-container{max-width:800px;margin:0 auto}.dashboard-container h1{margin-bottom:32px}.dashboard-content{flex-direction:column;gap:32px;display:flex}.address-section{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px}.address-card{background:var(--color-bg);border-radius:var(--radius-md);justify-content:space-between;align-items:center;margin-bottom:12px;padding:16px;display:flex}.address-value{font-size:20px;font-weight:600}.address-status{border-radius:var(--radius-sm);padding:4px 10px;font-size:12px;font-weight:500}.address-status.active{background:var(--color-success);color:#fff}.address-status.inactive{background:var(--color-error);color:#fff}.address-pubkey{color:var(--color-text-muted);font-size:13px}.pubkey-value{font-family:var(--font-mono);margin-left:8px}.lightning-config,.credit-balance{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px}.lightning-config h3,.credit-balance h3{margin-bottom:8px}.config-description,.balance-description{color:var(--color-text-muted);margin-bottom:20px;font-size:14px}.config-options{flex-direction:column;gap:12px;margin-bottom:20px;display:flex}.config-option{background:var(--color-bg);border-radius:var(--radius-md);cursor:pointer;align-items:flex-start;gap:12px;padding:16px;display:flex}.config-option input{margin-top:4px}.option-content{flex-direction:column;display:flex}.option-title{font-weight:500}.proxy-config{margin-bottom:20px}.input-label{margin-bottom:8px;font-weight:500;display:block}.config-input{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);width:100%;color:var(--color-text);padding:12px;font-size:14px}.config-input:focus{border-color:var(--color-primary);outline:none}.balance-display{align-items:baseline;gap:8px;margin-bottom:16px;display:flex}.balance-label{font-weight:500}.balance-amount{font-size:32px;font-weight:700}.balance-unit{color:var(--color-text-muted);font-size:16px}.withdraw-form{background:var(--color-bg);border-radius:var(--radius-md);padding:20px}.form-group{margin-bottom:16px}.amount-input-wrapper{gap:8px;display:flex}.amount-input-wrapper .config-input{flex:1}.btn-max{background:var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);cursor:pointer;border:none;padding:0 12px;font-size:12px}.form-actions{justify-content:flex-end;gap:12px;display:flex}.relays-section{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:24px}.relays-section h3{margin-bottom:8px}.relays-section p{color:var(--color-text-muted);margin-bottom:12px;font-size:14px}.relay-list{list-style:none}.relay-item{background:var(--color-bg);border-radius:var(--radius-sm);font-family:var(--font-mono);margin-bottom:8px;padding:8px 12px;font-size:13px}.error-message{border:1px solid var(--color-error);color:var(--color-error);border-radius:var(--radius-md);background:#ef44441a;margin:16px 0;padding:12px 16px;font-size:14px}.success-message{border:1px solid var(--color-success);color:var(--color-success);border-radius:var(--radius-md);background:#22c55e1a;margin:16px 0;padding:12px 16px;font-size:14px}.loading{text-align:center;color:var(--color-text-muted);padding:40px}.login-required{text-align:center;padding:40px}.login-required p{color:var(--color-text-muted);margin-bottom:16px}.no-address{text-align:center;padding:40px}.no-address h2{margin-bottom:12px}.no-address p{color:var(--color-text-muted);margin-bottom:24px}.not-found-content{text-align:center;padding:80px 20px}.not-found-content h1{color:var(--color-primary);margin-bottom:16px;font-size:80px}.not-found-content p{color:var(--color-text-muted);margin-bottom:24px}@media (width<=768px){.hero-title{font-size:32px}.hero-subtitle{font-size:16px}.signup-card,.purchase-card,.success-card{padding:24px}.success-actions{flex-direction:column}.pricing-tiers{grid-template-columns:1fr 1fr}}