:root{--blue: #2f5bb7;--blue-dark: #244a99;--orange: #f4651f;--orange-dark: #d8520f;--green: #1f8a4c;--ink: #1c2433;--muted: #7c869a;--line: #e6e9f0;--bg: #f5f7fb;--card: #ffffff;--radius: 16px;--shadow: 0 8px 24px rgba(31, 45, 73, .08);font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{background:var(--bg);color:var(--ink);-webkit-tap-highlight-color:transparent}button{font-family:inherit;cursor:pointer}a{color:inherit;text-decoration:none}.app-shell{max-width:480px;margin:0 auto;min-height:100%;background:var(--card);display:flex;flex-direction:column;position:relative;box-shadow:var(--shadow)}.app-header{display:flex;align-items:center;justify-content:space-between;padding:18px 18px 12px;position:sticky;top:0;background:var(--card);z-index:10}.app-header h1{font-size:20px;margin:0;text-align:center;flex:1;color:var(--ink)}.icon-btn{border:none;background:transparent;font-size:22px;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:var(--ink)}.icon-btn:active{background:var(--bg)}.app-main{flex:1;padding:8px 18px 96px}.bottom-nav{position:sticky;bottom:0;display:flex;background:var(--card);border-top:1px solid var(--line);padding:8px 6px calc(8px + env(safe-area-inset-bottom))}.bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;color:var(--muted);padding:6px 0;border-radius:12px}.bottom-nav a.active{color:var(--blue);font-weight:600}.bottom-nav .nav-ico{font-size:20px}.drawer-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;z-index:40}.drawer{position:fixed;top:0;left:0;bottom:0;width:78%;max-width:320px;background:var(--card);z-index:50;padding:24px 18px;box-shadow:4px 0 24px #0000002e;display:flex;flex-direction:column;gap:6px}.drawer h2{margin:0 0 12px;color:var(--blue)}.drawer a{padding:14px 12px;border-radius:12px;font-weight:500;display:flex;gap:12px;align-items:center}.drawer a:active{background:var(--bg)}.btn{border:none;border-radius:14px;padding:16px;font-size:17px;font-weight:700;width:100%;transition:transform .05s ease}.btn:active{transform:scale(.99)}.btn-primary{background:var(--orange);color:#fff}.btn-blue{background:var(--blue);color:#fff}.btn-ghost{background:transparent;color:var(--orange);border:2px solid var(--orange)}.btn-outline{background:transparent;color:var(--blue);border:1.5px solid var(--line);font-weight:600}.btn:disabled{opacity:.55}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.section-title{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:22px 4px 10px;font-weight:700}.koupa-row{display:flex;align-items:center;gap:14px;padding:14px;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;background:var(--card)}.koupa-row:active{background:var(--bg)}.avatar{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;color:#fff;font-weight:800;font-size:18px;flex-shrink:0}.koupa-row .meta{flex:1;min-width:0}.koupa-row .meta .name{font-weight:700;font-size:16px}.koupa-row .meta .sub{color:var(--muted);font-size:13px}.mini-bar{height:6px;border-radius:99px;background:var(--line);margin-top:8px;overflow:hidden}.mini-bar>span{display:block;height:100%;background:var(--green);border-radius:99px}.streak{display:flex;justify-content:center;margin:6px 0 4px}.streak .badge{background:linear-gradient(90deg,#38b6ff,#2f5bb7);color:#fff;padding:6px 16px 6px 14px;border-radius:99px;font-size:13px;font-weight:600;display:flex;align-items:center;gap:8px}.streak .badge b{font-size:18px}.koupa-hero{text-align:center}.koupa-hero h2{color:var(--blue);font-size:30px;margin:12px 0 2px}.koupa-hero .subtitle{color:var(--blue);opacity:.7;margin:0 0 8px}.can-wrap{position:relative;width:200px;margin:10px auto 4px}.can{position:relative;width:200px;height:300px;padding:0;border-radius:14px 14px 18px 18px;background:linear-gradient(90deg,#eef1f6,#fff 40%,#fff 60%,#e7ebf2);border:1px solid var(--line);overflow:hidden;box-shadow:var(--shadow)}.can.is-tappable{cursor:pointer;animation:can-hint 2.4s ease-in-out infinite}.can.is-tappable:active{transform:scale(.97)}.can.is-disabled{cursor:not-allowed}@keyframes can-hint{0%,to{box-shadow:var(--shadow)}50%{box-shadow:0 10px 28px #f4651f47}}.coin{position:absolute;top:-28px;left:50%;width:26px;height:26px;margin-left:-13px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#ffe9a3,#e3a92a 70%,#b9871d);border:1px solid #b9871d;z-index:6;pointer-events:none;animation:coin-drop .62s cubic-bezier(.45,.05,.55,1) forwards}@keyframes coin-drop{0%{top:-28px;opacity:0;transform:scale(1) rotate(0)}18%{opacity:1}55%{top:40%;transform:scale(.92) rotate(180deg)}to{top:62%;opacity:0;transform:scale(.5) rotate(360deg)}}.can .fill{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(180deg,#fde9dd,#f7c9ad);transition:height .5s cubic-bezier(.22,1,.36,1)}.can .lid{position:absolute;top:-10px;left:-6px;right:-6px;height:26px;background:#c9d1e0;border-radius:99px;border:1px solid #b4bed1}.can .slot{position:absolute;top:-2px;left:50%;width:60px;height:8px;background:#5a6b85;border-radius:99px;transform:translate(-50%) rotate(18deg)}.can .label{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;font-weight:900;font-size:40px;letter-spacing:2px;color:#2f5bb740}.can-side{position:absolute;font-weight:700;font-size:14px;color:var(--blue);display:flex;align-items:center;gap:6px}.can-side.top{top:-2px;left:-86px}.can-side.bottom{bottom:40px;right:-78px}.dot{width:9px;height:9px;border-radius:99px;background:var(--blue);display:inline-block}.amount-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0 12px}.amount-chip{border:1.5px solid var(--orange);background:#fff;color:var(--orange);border-radius:14px;padding:14px 6px;font-weight:700;font-size:15px;position:relative}.amount-chip.selected{background:var(--orange);color:#fff}.amount-chip .tag{position:absolute;top:-9px;left:50%;transform:translate(-50%);background:var(--blue);color:#fff;font-size:10px;padding:2px 8px;border-radius:99px}.link-row{display:flex;justify-content:space-between;align-items:center;margin-top:14px;color:var(--orange);font-weight:700;text-transform:uppercase;font-size:14px;letter-spacing:.04em}.link-row button{background:none;border:none;color:var(--orange);font-weight:700;text-transform:uppercase;font-size:14px;letter-spacing:.04em}.field{margin-bottom:18px}.field label{display:block;font-size:13px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink);font-weight:700;margin-bottom:8px}.field input,.field select{width:100%;padding:14px;border:1.5px solid var(--line);border-radius:12px;font-size:16px;color:var(--blue);font-weight:600;background:#fff}.field .hint{color:var(--muted);font-size:12px;margin-top:6px;font-weight:400}.input-money{position:relative}.input-money span{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--blue);font-weight:700}.input-money input{padding-left:34px}.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:16px 2px;border-bottom:1px solid var(--line)}.toggle-row .t-label{font-weight:700;letter-spacing:.04em}.switch{width:52px;height:30px;border-radius:99px;background:var(--line);border:none;position:relative;transition:background .2s;flex-shrink:0}.switch.on{background:var(--orange)}.switch:after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;background:#fff;border-radius:99px;transition:left .2s}.switch.on:after{left:25px}.tx{display:flex;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}.tx .tx-ico{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-size:18px;flex-shrink:0}.tx .tx-ico.donation{background:#e8f5ee;color:var(--green)}.tx .tx-ico.payout{background:#fdeae0;color:var(--orange)}.tx .tx-main{flex:1}.tx .tx-main .t1{font-weight:600}.tx .tx-main .t2{color:var(--muted);font-size:12px}.tx .tx-amt{font-weight:800}.tx .tx-amt.payout{color:var(--orange)}.empty{text-align:center;color:var(--muted);padding:40px 20px}.empty .big{font-size:40px;margin-bottom:10px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;z-index:60;display:grid;place-items:center;padding:24px}.modal{background:#fff;border-radius:20px;padding:24px;width:100%;max-width:360px;text-align:center}.modal h3{margin:0 0 6px}.modal p{color:var(--muted);margin:0 0 18px}.modal .stack{display:flex;flex-direction:column;gap:10px}.receipt{text-align:left;background:var(--bg);border-radius:12px;padding:14px;font-size:13px;margin-bottom:16px}.receipt div{display:flex;justify-content:space-between;padding:3px 0}.receipt div b{color:var(--ink)}.receipt div span{color:var(--muted)}.toast{position:fixed;left:50%;bottom:110px;transform:translate(-50%);background:var(--ink);color:#fff;padding:12px 18px;border-radius:12px;font-size:14px;z-index:80;box-shadow:var(--shadow);max-width:90%;text-align:center}.spinner{width:22px;height:22px;border:3px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:99px;animation:spin .8s linear infinite;display:inline-block;vertical-align:middle}@keyframes spin{to{transform:rotate(360deg)}}.danger{color:#b4234a}.center{text-align:center}.mt{margin-top:16px}