@font-face{font-family:'ZCOOL KuaiLe';font-display:swap;
src:url('zcool-kuaille.woff2') format('woff2')}
:root{--pink:#ff85bd;--pink-deep:#f75d9c;--bg-from:#fff5f9;--bg-to:#ffd9ea;
--card:#fffcf7;--ink:#703c52;--ink-soft:#a86f85}
*{box-sizing:border-box}
html,body{margin:0}
body{min-height:100vh;min-height:100dvh;font-family:'ZCOOL KuaiLe','PingFang SC',
'HarmonyOS Sans SC','Microsoft YaHei',system-ui,sans-serif;color:var(--ink);
background:linear-gradient(160deg,var(--bg-from),var(--bg-to));display:flex;
flex-direction:column;align-items:center;justify-content:center;padding:28px 16px;
overflow-x:hidden;position:relative}
.blob{position:fixed;border-radius:50%;filter:blur(2px);opacity:.55;
pointer-events:none;animation:float 7s ease-in-out infinite}
.b1{width:130px;height:130px;left:6vw;top:10vh;
background:radial-gradient(circle at 35% 30%,#ffe9f3,#ffb7d5)}
.b2{width:90px;height:90px;right:8vw;top:18vh;
background:radial-gradient(circle at 40% 35%,#fff8d6,#ffe066);animation-delay:1.6s}
.b3{width:150px;height:150px;right:4vw;bottom:6vh;
background:radial-gradient(circle at 40% 35%,#e4fbee,#9be7c4);animation-delay:3s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.card{width:min(400px,100%);background:var(--card);border-radius:22px;
box-shadow:0 10px 30px rgba(247,93,156,.18),inset 0 2px 0 rgba(255,255,255,.6);
padding:30px 28px 26px;position:relative;
animation:pop .3s cubic-bezier(.34,1.56,.64,1)}
@keyframes pop{from{transform:translateY(14px) scale(.97);opacity:0}
to{transform:none;opacity:1}}
.head{text-align:center}
.head .logo{width:56px;height:56px;animation:float 5s ease-in-out infinite}
.head h1{margin:10px 0 6px;font-size:24px;letter-spacing:1px;font-weight:400}
.rainbow{margin:0 .16em;font-size:1.12em;font-weight:700;animation:spectrum 5s linear infinite}
.rainbow i{font-style:normal;display:inline-block;color:hsl(calc(var(--i)*22),80%,58%)}
@keyframes spectrum{to{filter:hue-rotate(360deg)}}
.head p{margin:0;font-size:14px;color:var(--ink-soft)}
.tabs{display:flex;gap:6px;background:#ffeef5;border-radius:999px;padding:5px;margin:20px 0}
.tabs button{flex:1;border:0;background:transparent;color:var(--ink-soft);font-size:15px;
font-family:inherit;padding:9px 0;border-radius:999px;cursor:pointer;
transition:background .18s,color .18s,box-shadow .18s}
.tabs button.on{background:linear-gradient(135deg,var(--pink),var(--pink-deep));color:#fff;
font-weight:600;box-shadow:0 4px 12px rgba(247,93,156,.35)}
.ways{display:flex;align-items:center;gap:6px;margin:-8px 0 14px;flex-wrap:wrap;justify-content:center}
.ways button,.ways a{border:1.5px solid #ffd9ea;background:#fff;color:var(--ink-soft);
font-size:13px;font-family:inherit;padding:4px 13px;border-radius:999px;cursor:pointer;
text-decoration:none;display:inline-block;
transition:border-color .18s,color .18s,background .18s}
.ways button.on,.ways a.on,.ways a:hover{border-color:var(--pink-deep);background:#fff0f6;
color:var(--pink-deep);font-weight:600}
.send{border:0;background:#ffeef5;color:var(--pink-deep);font-size:13px;font-family:inherit;
font-weight:600;padding:7px 12px;border-radius:999px;cursor:pointer;white-space:nowrap;
flex:none;transition:filter .16s,opacity .16s}
.send:hover:not(:disabled){filter:brightness(.96)}
.field{display:flex;align-items:center;gap:10px;background:#fff;border:2px solid #ffd9ea;
border-radius:14px;padding:0 14px;margin-bottom:13px;
transition:border-color .18s,box-shadow .18s}
.field:focus-within{border-color:var(--pink-deep);box-shadow:0 0 0 4px rgba(247,93,156,.12)}
.field .i{width:20px;height:20px;color:var(--pink-deep);flex:none}
.field input{flex:1;border:0;outline:0;background:transparent;font-size:16px;
font-family:inherit;color:var(--ink);padding:13px 0;min-width:0}
.field input::placeholder{color:#d9aebe}
.btn{width:100%;border:0;cursor:pointer;color:#fff;font-size:16px;font-weight:600;
font-family:inherit;padding:13px 0;border-radius:999px;
background:linear-gradient(135deg,var(--pink),var(--pink-deep));
box-shadow:0 6px 16px rgba(247,93,156,.35),inset 0 2px 0 rgba(255,255,255,.35);
transition:transform .16s,filter .16s;margin-top:6px}
.btn:hover:not(:disabled){transform:translateY(-2px);filter:brightness(1.05)}
.btn:active:not(:disabled){transform:scale(.97)}
.btn.ghost{background:#fff;color:var(--ink);border:1.5px solid #ffd9ea;box-shadow:none;
margin-top:14px;text-decoration:none;display:block;text-align:center}
.btn.ghost:hover{background:#fff0f6;filter:none;transform:none}
.divider{display:flex;align-items:center;gap:10px;color:#d9aebe;font-size:12px;
margin:16px 0 2px}
.divider::before,.divider::after{content:"";flex:1;height:1.5px;background:#ffd9ea}
.msg{border-radius:12px;padding:10px 14px;font-size:14px;margin:2px 0 14px;text-align:center;
background:#fff0f5;color:#d6336c;border:1.5px solid #ffc2da}
.msg.ok{background:#eafaf2;color:#2f7d5d;border:1.5px solid #bdebd6}
.tip{text-align:center;font-size:12.5px;color:#cbb2be;margin:14px 0 0}
.tip a{color:var(--pink-deep);text-decoration:none}
footer{font-size:13px;color:var(--ink-soft);opacity:.8;margin-top:18px}
@media(max-width:480px){body{padding:16px 12px}
.card{padding:24px 18px 20px;border-radius:18px}
.head h1{font-size:20px;letter-spacing:.5px}
.field{gap:8px;padding:0 12px}.field input{padding:12px 0}
.b1{width:96px;height:96px}.b3{width:110px;height:110px}}
/* 三渠道标签页：纯 CSS :target 切换（空锚点须与 pane 同级相邻，且在前面） */
.card>i{display:none}
.pane{display:none}
.pane-pw{display:block}
#pw:target~.pane-pw{display:block}
#pw:target~.pane-sms,#pw:target~.pane-email{display:none}
#sms:target~.pane-sms{display:block}
#sms:target~.pane-pw,#sms:target~.pane-email{display:none}
#email:target~.pane-email{display:block}
#email:target~.pane-pw,#email:target~.pane-sms{display:none}
.embed-frame{width:100%;height:320px;border:0;border-radius:14px;background:transparent;display:block}