:root{--navy:#10263a;--blue:#245d78;--gold:#d4a64f;--bg:#f3f5f6;--line:#dde3e7;--text:#15232c}
*{box-sizing:border-box}
html{background:#dfe4e7;scroll-behavior:smooth}
body{margin:0;color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}
button,a{font:inherit}a{text-decoration:none;color:inherit}
main{width:100%;max-width:520px;margin:0 auto;padding-bottom:88px;background:#fff;min-height:100vh;box-shadow:0 0 30px #2537461c}
header{display:flex;align-items:center;gap:13px;padding:18px;background:var(--navy);color:#fff}
header img{width:54px;height:54px;border-radius:12px;object-fit:cover;background:#fff}
header h1{margin:0 0 4px;font-size:22px;letter-spacing:.04em}header p{margin:0;color:#b9c8d2;font-size:12px}
.actions{padding:18px;border-bottom:8px solid var(--bg)}.actions>p{margin:0 0 8px;color:#788690;font-size:12px}
.code-row{height:52px;display:flex;align-items:center;border:1px solid var(--line);border-radius:7px;overflow:hidden}
.code-row strong{flex:1;padding-left:16px;color:var(--navy);font-size:24px;letter-spacing:.12em}
.code-row button{align-self:stretch;padding:0 17px;border:0;background:#edf2f4;color:var(--blue);font-weight:700}
.contact-actions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:0}
.contact-button{height:54px;min-width:0;border-radius:7px;display:flex;align-items:center;justify-content:center;gap:6px;text-align:center;font-size:12px;font-weight:700;line-height:1.2;cursor:pointer}
.contact-actions button{padding:0}.guide-button{border:1px solid #d4a64f;background:#fffaf0;color:#9a6d18}.telegram-button{border:1px solid #229ed9;background:#f2faff;color:#167fb3}
.contact-icon{width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:#d4a64f;color:#fff;font-size:14px;font-weight:800}
.download{height:48px;margin-top:12px;border-radius:7px;display:grid;place-items:center;background:var(--gold);color:#fff;font-weight:700}
.reward-info{margin:10px 14px 0;padding:12px;border:1px solid #f0d7d4;border-radius:10px;background:linear-gradient(180deg,#fffafa,#fff);box-shadow:0 3px 12px rgba(179,57,42,.08)}
.reward-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:9px}
.reward-heading h2{margin:0;color:#3b2a29;font-size:15px;line-height:1.2}
.reward-heading span{padding:3px 7px;border-radius:999px;background:#fff0ec;color:#e64b32;font-size:9px;font-weight:800}
.reward-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.reward-card{overflow:hidden;border:1px solid #ebe3e1;border-radius:8px;background:#fff}
.reward-card-title{display:flex;align-items:center;justify-content:space-between;padding:8px 9px;border-bottom:1px solid #f0e7e5}
.reward-card-title strong{font-size:12px}.reward-card-title b{font-size:17px;color:#e7432d}
.reward-card--rebate .reward-card-title b{color:#237895}
.reward-card dl{margin:0;padding:3px 9px 5px}
.reward-card dl div{display:flex;justify-content:space-between;gap:7px;padding:5px 0;font-size:9px;line-height:1.35}
.reward-card dl div+div{border-top:1px dashed #eee5e3}
.reward-card dt{flex:none;color:#8a7773}.reward-card dd{margin:0;color:#3d302e;font-weight:700;text-align:right}
@media(max-width:380px){.reward-info{margin-left:10px;margin-right:10px;padding:10px}.reward-grid{grid-template-columns:1fr}.reward-card dl div{font-size:10px}}
.data-block{padding:18px 14px 4px}.section-title{display:flex;justify-content:space-between;align-items:center;margin:0 4px 10px}.section-title h2{margin:0;font-size:17px}.section-title span{color:#87939a;font-size:11px}
.data-block>img{display:block;width:100%;height:auto;border:1px solid var(--line);border-radius:6px}
.promo{position:relative;overflow:hidden;display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:12px 14px 0;padding:16px 6px 14px;background:linear-gradient(135deg,#ff8a3d 0%,#ff5e3a 50%,#e84118 100%);border-radius:10px;box-shadow:0 6px 16px rgba(232,65,24,.28)}
.promo::before{content:"";position:absolute;top:0;left:-100%;width:80%;height:100%;background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.22) 50%,transparent 100%);animation:promo-shine 3.5s ease-in-out infinite;pointer-events:none}
.promo::after{content:"🎉 限时福利";position:absolute;top:0;right:8px;background:#fff5b8;color:#c83740;font-size:10px;font-weight:800;padding:2px 8px 3px;border-radius:0 0 6px 6px;letter-spacing:.05em;box-shadow:0 2px 4px rgba(0,0,0,.1)}
@keyframes promo-shine{0%,15%{left:-100%}85%,100%{left:120%}}
.promo-item{position:relative;z-index:1;text-align:center;color:#fff;padding:2px}
.promo-item+.promo-item{border-left:1px dashed rgba(255,255,255,.35)}
.promo-tag{position:absolute;top:-4px;left:50%;transform:translateX(-50%);background:#fff;color:#e84118;font-size:9px;font-weight:800;padding:1px 6px 2px;border-radius:6px;letter-spacing:.05em;box-shadow:0 2px 4px rgba(0,0,0,.15);white-space:nowrap}
.promo-icon{font-size:24px;line-height:1;margin:2px 0 4px;filter:drop-shadow(0 1px 2px rgba(0,0,0,.2))}
.promo-label{font-size:11px;font-weight:600;opacity:.95;margin-bottom:3px;letter-spacing:.04em}
.promo-amount{font-size:12px;font-weight:600;line-height:1.15;color:#fff}
.promo-amount b{font-size:20px;font-weight:900;color:#ffe9b3;text-shadow:0 1px 2px rgba(0,0,0,.25);margin:0 1px;font-style:italic;letter-spacing:-.01em}
.promo-amount .unit{font-size:10px;font-weight:700;margin-left:2px;opacity:.95}
@media(max-width:360px){.promo{margin:12px 10px 0;padding:14px 4px 12px}.promo::after{font-size:9px;right:6px}.promo-icon{font-size:20px}.promo-amount b{font-size:17px}.promo-label{font-size:10px}}
@media(prefers-reduced-motion:reduce){.promo::before{animation:none}.promo::after{animation:none}}
.data-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:8px 8px 0}
.data-grid .data-block{padding:6px 6px 0;background:#fafbfc;border:1px solid var(--line);border-radius:6px}
.data-grid .section-title{margin:0 2px 6px;flex-direction:column;align-items:flex-start;gap:2px}
.data-grid .section-title h2{font-size:13px;line-height:1.2}
.data-grid .section-title span{font-size:10px}
.data-grid .data-block>img{border-radius:4px}
@media(max-width:360px){.data-grid{grid-template-columns:1fr}}
aside{margin:18px;padding:13px 14px;border-radius:6px;background:#f4f1e8;color:#766a52;font-size:11px;line-height:1.65}
.bottom-action{margin:22px 18px 0;padding:20px;border-radius:8px;background:var(--navy);color:#fff;text-align:center}.bottom-action h2{margin:0 0 7px;font-size:20px}.bottom-action p{margin:0 0 16px;color:#c8d3d9;font-size:13px}
.bottom-action button,.bottom-action a{display:grid;place-items:center;width:100%;height:45px;border-radius:6px;font-weight:700}.bottom-action button{margin-bottom:9px;border:1px solid #ffffff55;background:transparent;color:#fff}.bottom-action a{background:var(--gold)}
footer{position:fixed;z-index:20;left:50%;bottom:0;transform:translateX(-50%);width:min(520px,100%);display:grid;grid-template-columns:1fr 1.15fr;gap:8px;padding:9px 12px calc(9px + env(safe-area-inset-bottom));background:#fff;box-shadow:0 -4px 18px #142b3c1c}
footer button,footer a{height:46px;border-radius:6px;display:grid;place-items:center;font-weight:700}footer button{border:1px solid var(--blue);background:#fff;color:var(--blue)}footer a{background:var(--gold);color:#fff}

/* ===== 海鸥风格按钮 ===== */
.seagull-icon{width:26px;height:26px;display:grid;place-items:center}
.seagull-icon svg{display:block}
.seagull-guide-button{border:1px solid #b8d0dc;background:#f0f6fa;color:#245d78}
.seagull-guide-button{font-size:12px;line-height:1.35;gap:6px;font-weight:800;letter-spacing:.02em}
.seagull-guide-button .seagull-icon{color:#245d78}
.seagull-guide-button:hover{background:#e4eff5}
.seagull-agent-button{border:1px solid #245d78;background:linear-gradient(135deg,#2c6b8a 0%,#1e4d66 100%);color:#fff}
.seagull-agent-button .seagull-icon{color:#fff}
.seagull-agent-button:hover{filter:brightness(1.08)}
.seagull-agent-button.copied{background:linear-gradient(135deg,#27816d,#1e6655)!important;border-color:#27816d!important}
.seagull-agent-button .seagull-icon{display:grid;place-items:center}.copied{background:#27816d!important;color:#fff!important;border-color:#27816d!important}
@media(max-width:350px){.contact-actions{gap:5px}.contact-button{font-size:11px;gap:4px}}
@media(min-width:521px){body{padding:24px 0}main{border-radius:10px 10px 0 0}footer{bottom:16px;border-radius:8px}}
/* rolled back to pre-gradient version */