:root{--hlp-red:#e50914;--hlp-red-pressed:#c00812;--hlp-black:#000000;--hlp-white:#ffffff;--bg-default:#ffffff;--bg-surface:#fafafa;--bg-subtle:#f2f2f2;--text-primary:#0a0a0a;--text-secondary:#5c5c5c;--border-default:#e3e3e3;--state-success:#1a7f37;--state-success-bg:#e8f5ec;--state-pending:#9a6700;--state-pending-bg:#fff4d6;--state-info:#0b63c5;--state-info-bg:#e7f1fc;--state-error:#b3261e;--state-error-bg:#fbeae9;--state-neutral:#6e6e6e;--state-neutral-bg:#efefef;--type-display:2.5rem;--type-title:1.375rem;--type-body:1rem;--type-caption:0.8125rem;--type-label:0.9375rem;--sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-6:24px;--sp-8:32px;--sp-12:48px;--radius-sm:8px;--radius-lg:16px;--shadow-float:0 4px 16px rgba(0,0,0,0.08)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg-default);color:var(--text-primary);font-family:Roboto,-apple-system,Segoe UI,Helvetica,Arial,sans-serif;font-size:16px}a{color:inherit;text-decoration:none}.screen{max-width:430px;margin:0 auto;min-height:100dvh;padding:var(--sp-4) var(--sp-4) 88px;display:flex;flex-direction:column;gap:var(--sp-4)}.screen--center{justify-content:center;padding-bottom:var(--sp-4)}.screen-title{font-size:var(--type-title);font-weight:700;margin:0}.screen-subtitle{color:var(--text-secondary);font-size:var(--type-body);margin:0}.stack{flex-direction:column}.row,.stack{display:flex;gap:var(--sp-3)}.row{align-items:center}.spacer{flex:1 1}.btn{display:flex;align-items:center;justify-content:center;width:100%;min-height:52px;border:none;border-radius:var(--radius-lg);font-family:inherit;font-size:var(--type-label);font-weight:700;cursor:pointer;transition:background .12s ease}.btn--primary{background:var(--hlp-red);color:var(--hlp-white)}.btn--primary:active{background:var(--hlp-red-pressed)}.btn--secondary{background:var(--bg-subtle);color:var(--text-primary)}.btn--ghost{background:transparent;color:var(--text-primary);border:1px solid var(--border-default)}.btn:disabled{opacity:.45;cursor:not-allowed}.amount-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:var(--sp-3);gap:var(--sp-3)}.amount-btn{min-height:64px;border-radius:var(--radius-lg);border:1.5px solid var(--border-default);background:var(--bg-default);font-family:inherit;font-size:1.25rem;font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;cursor:pointer}.amount-btn--selected{border-color:var(--hlp-red);background:#fdeced;color:var(--hlp-red)}.input{width:100%;min-height:52px;padding:0 var(--sp-4);border:1.5px solid var(--border-default);border-radius:var(--radius-sm);font-family:inherit;font-size:var(--type-body);background:var(--bg-default);color:var(--text-primary)}.input:focus{outline:2px solid var(--hlp-red);outline-offset:1px;border-color:transparent}.otp-input{letter-spacing:.6em;text-align:center;font-size:1.5rem;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.field-label{font-size:var(--type-caption);font-weight:500;color:var(--text-secondary)}.card{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-lg);padding:var(--sp-4)}.card--tappable{cursor:pointer}.avatar,.card--tappable:active{background:var(--bg-subtle)}.avatar{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.25rem;color:var(--text-secondary);flex-shrink:0;overflow:hidden}.avatar--lg{width:88px;height:88px;font-size:2rem}.recipient-name{font-size:var(--type-title);font-weight:700;margin:0}.recipient-username{color:var(--text-secondary);margin:0}.amount-display{font-size:var(--type-display);font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;margin:0}.fee-line{display:flex;justify-content:space-between;font-size:var(--type-body);padding:var(--sp-2) 0}.fee-line--total{font-weight:700;border-top:1px solid var(--border-default);margin-top:var(--sp-2);padding-top:var(--sp-3)}.fee-line .fee-value{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.badge{display:inline-flex;align-items:center;gap:var(--sp-1);padding:3px 10px;border-radius:999px;font-size:var(--type-caption);font-weight:500}.badge--success{color:var(--state-success);background:var(--state-success-bg)}.badge--pending{color:var(--state-pending);background:var(--state-pending-bg)}.badge--info{color:var(--state-info);background:var(--state-info-bg)}.badge--error{color:var(--state-error);background:var(--state-error-bg)}.badge--neutral{color:var(--state-neutral);background:var(--state-neutral-bg)}.txn-row{display:flex;align-items:center;gap:var(--sp-3);padding:var(--sp-3) 0;border-bottom:1px solid var(--border-default)}.txn-row:last-child{border-bottom:none}.txn-amount{font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.txn-amount--in{color:var(--state-success)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--bg-default);border-top:1px solid var(--border-default);display:flex;justify-content:space-around;padding:var(--sp-2) 0 calc(var(--sp-2) + env(safe-area-inset-bottom));max-width:430px;margin:0 auto}.bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:var(--type-caption);color:var(--text-secondary);min-width:64px;min-height:44px;justify-content:center}.bottom-nav a.active{color:var(--hlp-red);font-weight:700}.qr-frame{background:var(--hlp-white);border:3px solid var(--hlp-black);border-radius:var(--radius-lg);padding:var(--sp-4);display:flex;align-items:center;justify-content:center}.qr-frame canvas,.qr-frame img{width:100%;max-width:280px;height:auto;image-rendering:pixelated}.loading-spinner{width:32px;height:32px;border:3px solid var(--border-default);border-top-color:var(--hlp-red);border-radius:50%;animation:spin .8s linear infinite;margin:var(--sp-8) auto}@keyframes spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.loading-spinner{animation:none}}.empty-state,.error-state{text-align:center;color:var(--text-secondary);padding:var(--sp-12) var(--sp-4)}.error-state{color:var(--state-error)}.success-check{width:88px;height:88px;border-radius:50%;background:var(--state-success);color:var(--hlp-white);font-size:2.5rem;display:flex;align-items:center;justify-content:center;margin:0 auto}.receipt-line{display:flex;justify-content:space-between;padding:var(--sp-2) 0;font-size:var(--type-body)}.receipt-line dt{color:var(--text-secondary)}.receipt-line dd{margin:0;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.balance-hero{text-align:center;padding:var(--sp-6) 0 var(--sp-4)}.balance-hero .label{font-size:var(--type-caption);text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary)}.balance-secondary{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:var(--sp-3);gap:var(--sp-3);text-align:center}.balance-secondary .cell .val{font-weight:700;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.balance-secondary .cell .lbl{font-size:var(--type-caption);color:var(--text-secondary)}.logo-img{height:28px;width:auto;display:block}