.rf-pwa{--rf-green:#0f3b24;--rf-green-2:#07875a;--rf-bg:#ffffff;--rf-surface:#f4f0ec;--rf-text:#1b1f1d;--rf-muted:#4f5a54;--rf-border:#d9d3cc;--rf-danger:#a3261b;--rf-focus:0 0 0 2px #ffffff,0 0 0 4px #0f3b24;--rf-radius:14px;font-family:Poppins,system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;color:var(--rf-text);}
@media (prefers-color-scheme: dark){.rf-pwa{--rf-bg:#151a17;--rf-surface:#1f2622;--rf-text:#eef2ef;--rf-muted:#b5c0b9;--rf-border:#34403a;--rf-green-2:#3fbf8a;--rf-danger:#ff8a7a;--rf-focus:0 0 0 2px #151a17,0 0 0 4px #7fe0b4;}}
.rf-pwa *,.rf-pwa *::before,.rf-pwa *::after{box-sizing:border-box;}
.rf-pwa svg{width:1.25em;height:1.25em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none;}
.rf-fab{position:fixed;right:calc(16px + env(safe-area-inset-right));bottom:calc(16px + env(safe-area-inset-bottom));z-index:45;display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;padding:0;border:0;border-radius:50%;background:var(--rf-green);color:#fff;font-family:inherit;font-weight:600;font-size:0.9rem;line-height:1;box-shadow:0 6px 20px rgb(15 59 36 / 0.28);cursor:pointer;}
.rf-fab:hover{background:#0b2d1b;}
.rf-fab:focus-visible,.rf-btn:focus-visible,.rf-icon-btn:focus-visible,.rf-switch input:focus-visible{outline:none;box-shadow:var(--rf-focus);}
.rf-fab__dot{position:absolute;top:8px;left:30px;width:10px;height:10px;border-radius:50%;background:#ffb020;box-shadow:0 0 0 2px var(--rf-green);}
.rf-dialog{padding:0;border:0;background:transparent;max-width:100vw;max-height:100dvh;width:100%;margin:auto auto 0;color:var(--rf-text);}
.rf-dialog::backdrop{background:rgb(10 20 15 / 0.55);}
.rf-sheet{background:var(--rf-bg);border-radius:20px 20px 0 0;padding:20px 20px calc(20px + env(safe-area-inset-bottom));max-height:88dvh;overflow:auto;box-shadow:0 -10px 40px rgb(0 0 0 / 0.2);}
@media (min-width: 640px){.rf-dialog{width:min(460px, calc(100vw - 32px));margin:auto;}.rf-sheet{border-radius:20px;padding:24px;}}
.rf-sheet__head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:8px;}
.rf-sheet__title{margin:0;font-size:1.2rem;line-height:1.3;font-weight:700;color:var(--rf-text);}
.rf-sec{padding:16px 0;border-top:1px solid var(--rf-border);}
.rf-sec:first-of-type{border-top:0;}
.rf-sec h3{display:flex;align-items:center;gap:8px;margin:0 0 8px;font-size:1rem;font-weight:700;}
.rf-pwa p{margin:0 0 12px;font-size:0.95rem;line-height:1.5;}
.rf-muted,.rf-note,.rf-foot{color:var(--rf-muted);}
.rf-note{font-size:0.85rem !important;margin-top:12px !important;}
.rf-foot{font-size:0.8rem !important;margin:8px 0 0 !important;}
.rf-intro{background:var(--rf-surface);border-radius:10px;padding:12px;}
.rf-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 16px;border-radius:10px;border:1px solid var(--rf-border);background:var(--rf-bg);color:var(--rf-text);font-family:inherit;font-weight:600;font-size:0.92rem;line-height:1.2;cursor:pointer;text-align:center;}
.rf-btn--primary{background:var(--rf-green);border-color:var(--rf-green);color:#fff;}
.rf-btn--primary:hover{background:#0b2d1b;}
.rf-btn--danger{color:var(--rf-danger);border-color:currentColor;background:transparent;margin-top:8px;}
.rf-btn--ghost{background:transparent;border-color:transparent;}
.rf-btn--sm{min-height:40px;padding:8px 12px;font-size:0.88rem;}
.rf-btn--block{width:100%;margin-top:8px;}
.rf-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 4px;}
.rf-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:0;border-radius:10px;background:transparent;color:var(--rf-text);cursor:pointer;flex:none;}
.rf-icon-btn--sm{width:40px;height:40px;}
.rf-icon-btn:hover{background:var(--rf-surface);}
.rf-prefs{border:0;margin:0;padding:0;}
.rf-prefs legend{font-weight:600;font-size:0.92rem;margin-bottom:8px;padding:0;}
.rf-switch{display:flex;align-items:flex-start;gap:12px;padding:10px 0;cursor:pointer;}
.rf-switch input{appearance:none;-webkit-appearance:none;flex:none;width:44px;height:26px;margin:2px 0 0;border-radius:999px;background:#8a948e;position:relative;cursor:pointer;transition:background 0.15s;}
.rf-switch input::after{content:'';position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:transform 0.15s;}
.rf-switch input:checked{background:var(--rf-green-2);}
.rf-switch input:checked::after{transform:translateX(18px);}
.rf-switch__text{display:flex;flex-direction:column;gap:2px;font-size:0.93rem;}
.rf-switch__text small{color:var(--rf-muted);font-size:0.82rem;}
.rf-steps{list-style:none;margin:8px 0 12px;padding:0;}
.rf-step{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--rf-border);}
.rf-step:last-child{border-bottom:0;}
.rf-step__n{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--rf-green);color:#fff;font-weight:700;font-size:0.9rem;}
.rf-step__body p{margin:4px 0 8px;}
.rf-step__icon{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:10px;background:var(--rf-surface);color:#0a84ff;}
.rf-step__img{display:block;max-width:100%;border-radius:10px;border:1px solid var(--rf-border);margin-top:8px;}
.rf-toasts{position:fixed;left:50%;bottom:calc(80px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:55;display:flex;flex-direction:column;gap:8px;width:min(480px, calc(100vw - 32px));pointer-events:none;}
.rf-toast{pointer-events:auto;display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:space-between;padding:12px 12px 12px 16px;border-radius:var(--rf-radius);background:var(--rf-bg);border:1px solid var(--rf-border);box-shadow:0 10px 30px rgb(0 0 0 / 0.18);}
.rf-toast__text{margin:0 !important;flex:1 1 200px;font-size:0.93rem !important;}
.rf-toast__actions{display:flex;gap:4px;margin-left:auto;}
@media (prefers-reduced-motion: reduce){.rf-pwa *{transition:none !important;animation:none !important;}}