:root{--flash-background:#ffecf2;--flash-soft:#ff9abd;--flash-pink:#fe2b8f;--flash-wine:#a60058;--flash-ink:#23151d;--flash-muted:#705c67;--flash-border:#a6005829;color:var(--flash-ink);background:var(--flash-background);font-synthesis:none;text-rendering:optimizelegibility;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:radial-gradient(circle at 88% 6%, #fe2b8f29, transparent 30rem), radial-gradient(circle at 8% 28%, #ff9abd57, transparent 28rem), var(--flash-background);min-width:320px;min-height:100vh;margin:0}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{transition:transform .15s,box-shadow .15s,background .15s}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,.file-picker:focus-within{outline-offset:3px;outline:3px solid #a6005847}.app-shell{width:min(1180px,100% - 40px);margin:0 auto}.topbar{border-bottom:1px solid var(--flash-border);justify-content:space-between;align-items:center;min-height:76px;display:flex}.brand{color:var(--flash-ink);align-items:center;gap:12px;font-weight:850;text-decoration:none;display:flex}.brand-mark{color:#fff;background:linear-gradient(145deg, var(--flash-pink), var(--flash-wine));border-radius:12px;place-items:center;width:36px;height:36px;display:grid;box-shadow:0 9px 22px #a600583d}.topbar-meta{color:#5d4552;align-items:center;gap:8px;font-size:.84rem;font-weight:750;display:flex}.status-dot{background:#178460;border-radius:999px;width:8px;height:8px;box-shadow:0 0 0 4px #17846021}.hero{grid-template-columns:minmax(0,1fr) 280px;align-items:end;gap:64px;padding:68px 0 50px;display:grid}.hero-copy{max-width:840px}.eyebrow,.section-kicker,.offer-label{color:var(--flash-pink);letter-spacing:.13em;text-transform:uppercase;margin:0 0 12px;font-size:.76rem;font-weight:900}h1,h2,h3,p{margin-top:0}h1{max-width:850px;color:var(--flash-pink);letter-spacing:-.055em;margin-bottom:22px;font-size:clamp(2.7rem,5.6vw,5rem);line-height:1}.hero-description{color:#4e3944;max-width:720px;font-size:clamp(1.08rem,1.8vw,1.3rem);line-height:1.65}.trust-row{flex-wrap:wrap;gap:10px;margin-top:28px;display:flex}.trust-row span,.source-pill{border:1px solid var(--flash-border);color:#5e3d4e;background:#ffffffb8;border-radius:999px;padding:8px 12px;font-size:.75rem;font-weight:850}.hero-stat{color:var(--flash-ink);background:linear-gradient(145deg, #ffc3d7, var(--flash-soft));border:1px solid #ffffffad;border-radius:28px;padding:28px;box-shadow:0 30px 80px #a6005829}.hero-stat span{color:#6d294b;text-transform:uppercase;font-size:.76rem;font-weight:850}.hero-stat strong{color:var(--flash-wine);letter-spacing:-.05em;margin:16px 0 10px;font-size:2.6rem;display:block}.hero-stat p{color:#4e2e3e;margin-bottom:0;font-size:.92rem;line-height:1.55}.workspace{grid-template-columns:1.08fr .92fr;align-items:stretch;gap:22px;padding-bottom:68px;display:grid}.calculator-card,.result-card{border:1px solid var(--flash-border);border-radius:30px;min-height:680px;padding:34px;box-shadow:0 22px 70px #a600581c}.calculator-card{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffdb}.card-heading,.result-heading{justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:28px;display:flex}.card-heading>div:first-child{flex:1}.card-heading h2,.sales-intro h2{color:var(--flash-pink);letter-spacing:-.035em;margin-bottom:10px;font-size:1.8rem}.card-description{max-width:510px;color:var(--flash-muted);margin-bottom:0;font-size:.94rem;line-height:1.55}.mode-switch{background:#ffd4e2;border:1px solid #a600581f;border-radius:15px;flex:none;padding:5px;display:flex}.mode-switch button{color:#6a4355;cursor:pointer;background:0 0;border:0;border-radius:11px;min-height:42px;padding:9px 15px;font-size:.82rem;font-weight:850}.mode-switch button.active{color:#fff;background:var(--flash-pink);box-shadow:0 6px 16px #fe2b8f3d}form{gap:18px;display:grid}label{color:#44333c;gap:8px;font-size:.84rem;font-weight:850;display:grid}input,select{width:100%;min-height:50px;color:var(--flash-ink);background:#fff9fb;border:1px solid #a6005833;border-radius:13px;outline:none;padding:0 15px;transition:border .15s,box-shadow .15s,background .15s}input:focus,select:focus{border-color:var(--flash-pink);background:#fff;box-shadow:0 0 0 4px #fe2b8f1f}.route-divider{color:var(--flash-wine);grid-template-columns:1fr auto 1fr;align-items:center;gap:10px;display:grid}.route-divider span{background:#a6005821;height:1px}.route-divider b{background:#ffd7e5;border-radius:999px;place-items:center;width:30px;height:30px;display:grid}.field-grid{grid-template-columns:1.05fr .8fr 1.1fr;gap:12px;display:grid}.input-prefix{position:relative}.input-prefix span{color:#765866;font-size:.78rem;position:absolute;top:16px;left:14px}.input-prefix input{padding-left:40px}.primary-button,.secondary-button,.conversion-button,.offer-card button{color:#fff;background:var(--flash-pink);cursor:pointer;border:0;border-radius:15px;justify-content:space-between;align-items:center;min-height:54px;padding:0 20px;font-weight:900;display:flex;box-shadow:0 14px 30px #fe2b8f38}.primary-button:hover,.secondary-button:hover,.conversion-button:hover,.offer-card button:hover{transform:translateY(-1px);box-shadow:0 17px 34px #a600583b}.primary-button:disabled{cursor:not-allowed;opacity:.55;transform:none}.privacy-note,.formula{color:#79636e;margin-bottom:0;font-size:.75rem;line-height:1.6}.result-card{color:var(--flash-ink);background:radial-gradient(circle at 100% 0, #ffffffa8, transparent 22rem), linear-gradient(150deg, #ffd3e2 0%, var(--flash-soft) 100%);overflow:hidden}.result-card .section-kicker{color:var(--flash-wine)}.result-heading h2{color:var(--flash-wine);letter-spacing:-.055em;margin-bottom:0;font-size:clamp(2.8rem,5vw,4.5rem);line-height:.98}.source-pill{color:#633046;background:#ffffff94;border-color:#a6005824}.source-pill.google{color:#0f6649;background:#defff4c2}.source-pill.catalog{color:#6c2447;background:#ffffffa8}.percentage{border-top:1px solid #a6005829;border-bottom:1px solid #a6005829;align-items:baseline;gap:12px;padding:24px 0;display:flex}.percentage strong{color:var(--flash-wine);letter-spacing:-.055em;font-size:clamp(2.5rem,5.5vw,3.9rem);line-height:1}.percentage span{color:#684353;font-size:.93rem;font-weight:720}.metrics{background:#a600581f;border:1px solid #a6005821;border-radius:18px;grid-template-columns:1fr 1fr;gap:1px;margin:26px 0;display:grid;overflow:hidden}.metrics div{background:#ffffffa3;padding:18px}.metrics dt{color:#6f4c5c;margin-bottom:8px;font-size:.78rem}.metrics dd{color:var(--flash-ink);margin:0;font-size:1.12rem;font-weight:900}.fare-breakdown{margin:-6px 0 22px}.fare-breakdown h3{color:#63364a;letter-spacing:.08em;text-transform:uppercase;margin:0 0 10px;font-size:.82rem}.fare-breakdown ul{margin:0;padding:0;list-style:none}.fare-breakdown li{border-top:1px solid #a6005826;justify-content:space-between;align-items:center;gap:18px;padding:12px 0;font-size:.88rem;display:flex}.fare-breakdown li span{gap:4px;display:grid}.fare-breakdown small,.google-attribution{color:#765968;font-size:.7rem}.google-attribution{margin:10px 0 0}.alert{border-radius:13px;padding:14px 16px;font-size:.82rem;line-height:1.5}.alert.error{color:#7b1e32;background:#ffe4ea}.alert.error ul{margin:8px 0 0;padding-left:20px}.alert.error p{margin:8px 0 0}.alert.warning{color:#6c2542;background:#ffffff9e;margin-bottom:14px}.result-conversion{min-height:126px;margin:8px 0 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li>span{gap:3px;min-width:0;display:grid}.batch-breakdown strong,.batch-breakdown b{color:#fff;font-size:.83rem}.batch-breakdown small{color:#ffffff94;font-size:.7rem}.batch-breakdown b{text-align:right;flex:none}.batch-breakdown b.unavailable{color:#ffc3a1}.batch-download-button{width:100%;min-height:52px;color:var(--flash-wine);cursor:pointer;font:inherit;background:#fffffff0;border:1px solid #ffffff94;border-radius:14px;justify-content:center;align-items:center;gap:10px;font-size:.82rem;font-weight:900;transition:transform .16s,box-shadow .16s,background .16s;display:flex;box-shadow:0 12px 28px #3c072729}.batch-download-button:hover{background:#fff;transform:translateY(-1px);box-shadow:0 15px 34px #3c072738}.batch-download-button:focus-visible{outline-offset:3px;outline:3px solid #ffffffb8}.sales-section{border:1px solid var(--flash-border);background:#ffffffa8;border-radius:34px;margin-bottom:68px;padding:clamp(34px,6vw,64px);scroll-margin-top:24px;box-shadow:0 26px 80px #a600581a}.sales-section:focus{outline:none}.sales-intro{max-width:820px}.sales-intro h2{margin-bottom:18px;font-size:clamp(2rem,4vw,3.5rem);line-height:1.05}.sales-intro>p:last-child{color:#553d49;font-size:1.06rem;line-height:1.7}.benefit-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;margin:30px 0 38px;padding:0;list-style:none;display:grid}.benefit-list li{background:#fff4f8;border:1px solid #a600581f;border-radius:14px;padding:14px 16px 14px 46px;font-size:.9rem;font-weight:720;line-height:1.45;position:relative}.benefit-list li:before{color:#fff;background:var(--flash-pink);content:"✓";border-radius:999px;place-items:center;width:22px;height:22px;font-size:.72rem;font-weight:900;display:grid;position:absolute;top:13px;left:15px}.offer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;display:grid}.offer-card{background:#fff;border:1px solid #a600582e;border-radius:24px;flex-direction:column;min-height:410px;padding:30px;display:flex}.offer-card.featured{background:linear-gradient(155deg,#ffdce8 0%,#ffb4cd 100%)}.offer-card h3{color:var(--flash-ink);margin-bottom:12px;font-size:1.45rem;line-height:1.2}.offer-card>p:not(.offer-label){color:#634b57;min-height:52px;line-height:1.55}.offer-price{color:var(--flash-wine);letter-spacing:-.05em;margin-top:10px;font-size:clamp(2.5rem,4vw,3.5rem);line-height:1;display:block}.price-caption{color:#614150;margin:6px 0 14px;font-weight:800}.offer-card small{color:#765d69;min-height:42px;margin-bottom:22px;line-height:1.45}.offer-card button{text-align:center;justify-content:center;width:100%;min-height:64px;margin-top:auto;line-height:1.35}.offer-card:not(.featured) button{background:var(--flash-wine)}.commercial-message{color:#663047;background:#ffdbe7;border-radius:13px;margin-top:18px;padding:14px 18px;font-size:.86rem;font-weight:720}footer{border-top:1px solid var(--flash-border);color:#725665;justify-content:space-between;gap:20px;padding:24px 0 40px;font-size:.78rem;display:flex}@media (width<=980px){.hero{grid-template-columns:1fr;gap:26px;padding-top:50px}.hero-stat{max-width:440px}.workspace{grid-template-columns:1fr}.calculator-card,.result-card{min-height:auto}.empty-result{min-height:500px}}@media (width<=720px){.card-heading,.result-heading{flex-direction:column}.mode-switch{width:100%}.mode-switch button{flex:1}.benefit-list,.offer-grid{grid-template-columns:1fr}.offer-card{min-height:auto}}@media (width<=620px){.app-shell{width:min(100% - 24px,1180px)}.topbar-meta{display:none}.hero{padding:42px 0 34px}h1{font-size:2.75rem}.calculator-card,.result-card,.sales-section{border-radius:22px;padding:24px}.field-grid,.metrics,.batch-actions{grid-template-columns:1fr}.percentage{flex-direction:column;align-items:flex-start}.empty-result{min-height:460px}.empty-visual 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