:root{--pink:#ffb6c9;--deep:#ff7fa3;--rose:#e0567f;--wine:#b83a63;--cream:#fff5f7;--text:#5a2f40;
  --glass:rgba(255,255,255,.55);--glass-b:rgba(255,255,255,.75);--shadow:0 10px 40px rgba(224,86,127,.18);
  --serif:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC",serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);min-height:100vh;
  background:#fff0f5;overflow-x:hidden}
body.locked{overflow:hidden}

/* 背景:流动的极光色块 + 粒子画布 */
.aurora{position:fixed;inset:0;z-index:0;overflow:hidden;
  background:linear-gradient(160deg,#fff1f6,#ffe3ee 45%,#f3e4ff)}
.aurora i{position:absolute;border-radius:50%;filter:blur(70px);opacity:.65;animation:drift 22s ease-in-out infinite alternate}
.aurora i:nth-child(1){width:55vmax;height:55vmax;background:#ff9fbd;left:-15vmax;top:-12vmax}
.aurora i:nth-child(2){width:45vmax;height:45vmax;background:#ffd0a8;right:-12vmax;top:20vh;animation-delay:-7s}
.aurora i:nth-child(3){width:50vmax;height:50vmax;background:#d9b8ff;left:10vw;bottom:-22vmax;animation-delay:-13s}
@keyframes drift{to{transform:translate(8vw,6vh) scale(1.15)}}
#fx{position:fixed;inset:0;z-index:1;pointer-events:none}

/* 口令门 */
#gate{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(160deg,#ffd9e6,#ffb6cf 60%,#e8c4ff)}
#gate.hide{opacity:0;pointer-events:none;transition:opacity 1s}
.gate-card{background:var(--glass-b);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid #fff;padding:40px 30px;border-radius:32px;text-align:center;
  box-shadow:0 20px 60px rgba(184,58,99,.28);width:min(90vw,370px)}
.gate-heart{font-size:52px;color:var(--deep);animation:beat 1.2s infinite;filter:drop-shadow(0 6px 12px rgba(255,127,163,.5))}
@keyframes beat{50%{transform:scale(1.18)}}
.gate-card h1{font-family:var(--serif);font-size:24px;margin:12px 0 6px;color:var(--wine)}
.gate-card p{font-size:14px;margin-bottom:16px;opacity:.8}
.gate-card input{width:100%;padding:13px;border:2px solid var(--pink);border-radius:16px;background:#fff;
  font-size:18px;text-align:center;outline:none;letter-spacing:5px;transition:.3s}
.gate-card input:focus{border-color:var(--deep);box-shadow:0 0 0 5px rgba(255,127,163,.2)}
.btn,.gate-card button{display:inline-block;margin-top:16px;padding:13px 36px;border:0;border-radius:30px;
  background:linear-gradient(135deg,#ff8db0,#e0567f);color:#fff;font-size:16px;letter-spacing:2px;cursor:pointer;
  text-decoration:none;box-shadow:0 8px 22px rgba(224,86,127,.4);transition:transform .25s,box-shadow .25s}
.btn:hover,.gate-card button:hover{transform:translateY(-2px) scale(1.03);box-shadow:0 12px 30px rgba(224,86,127,.5)}
.tip{color:var(--rose);min-height:20px;margin-top:10px}
.shake{animation:shake .4s}
@keyframes shake{25%{transform:translateX(-8px)}75%{transform:translateX(8px)}}

/* 导航 */
#site{position:relative;z-index:2}
.nav{position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:10;display:flex;gap:4px;
  padding:6px;border-radius:30px;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--glass-b);box-shadow:var(--shadow);max-width:94vw;overflow-x:auto;white-space:nowrap}
.nav a{color:var(--wine);text-decoration:none;font-size:13px;padding:7px 12px;border-radius:20px;transition:.25s}
.nav a:hover{background:rgba(255,127,163,.2)}

/* 首屏 */
.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:90px 20px 40px}
.hero-small{font-size:15px;letter-spacing:8px;color:var(--wine);opacity:.8}
.hero-name{display:flex;align-items:center;justify-content:center;gap:18px;margin:14px 0}
.hero-title{font-family:var(--serif);font-size:clamp(64px,16vw,104px);margin:0;font-weight:900;letter-spacing:6px;
  background:linear-gradient(120deg,#ff6f9c,#e0567f 40%,#b06bff 80%,#ff6f9c);background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 6s linear infinite}
@keyframes shine{to{background-position:-220% 0}}
.hero-pic-wrap{position:relative;width:clamp(96px,24vw,128px);height:clamp(96px,24vw,128px);animation:bob 4s ease-in-out infinite}
.hero-pic-wrap::before{content:"";position:absolute;inset:-6px;border-radius:50%;
  background:conic-gradient(#ff8db0,#ffd0a8,#d9b8ff,#ff8db0);animation:spin 6s linear infinite}
.hero-pic{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:50%;border:4px solid #fff}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes bob{50%{transform:translateY(-10px)}}
.hero-sub{font-family:var(--serif);font-size:clamp(16px,4vw,20px);margin-bottom:10px;min-height:30px}
.hero-sub::after{content:"|";margin-left:2px;animation:blink 1s steps(2) infinite;color:var(--deep)}
@keyframes blink{50%{opacity:0}}
.scroll-hint{margin-top:34px;font-size:13px;opacity:.6;animation:bob 2s ease-in-out infinite}
/* 通用区块 */
.section{max-width:980px;margin:0 auto;padding:90px 20px 30px;text-align:center;position:relative}
.sec-no{display:block;font-family:var(--serif);font-size:13px;letter-spacing:6px;color:var(--deep);opacity:.9}
.section h2{font-family:var(--serif);font-size:clamp(26px,6vw,36px);color:var(--wine);margin:6px 0 28px;font-weight:900}
.section h2::after{content:"";display:block;width:56px;height:3px;border-radius:2px;margin:12px auto 0;
  background:linear-gradient(90deg,transparent,var(--deep),transparent)}
.glass{background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--glass-b);border-radius:26px;box-shadow:var(--shadow)}
.sub{margin-top:14px;font-size:14px;opacity:.85}
.rv{opacity:0;transform:translateY(34px) scale(.98);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}

/* 计时器 */
.clock{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.clock div{padding:18px 12px;min-width:78px;border-radius:22px;background:var(--glass);backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);border:1px solid var(--glass-b);box-shadow:var(--shadow)}
.clock b{display:block;font-family:var(--serif);font-size:clamp(30px,8vw,42px);font-variant-numeric:tabular-nums;
  background:linear-gradient(180deg,#ff6f9c,#b83a63);-webkit-background-clip:text;background-clip:text;color:transparent}
.clock span{font-size:12px;letter-spacing:3px;opacity:.7}
.next{margin-top:8px;color:var(--rose);font-weight:600}
.meet{margin-top:10px;color:var(--wine)}

/* 照片墙 */
.wall{columns:2;column-gap:14px}
@media(min-width:700px){.wall{columns:3}}
.wall figure{break-inside:avoid;margin-bottom:14px;padding:7px;border-radius:14px;background:rgba(255,255,255,.8);
  box-shadow:0 8px 24px rgba(184,58,99,.18);cursor:pointer;transition:transform .4s,box-shadow .4s;overflow:hidden}
.wall figure:nth-child(odd){transform:rotate(-1.4deg)}
.wall figure:nth-child(even){transform:rotate(1.4deg)}
.wall figure:hover{transform:rotate(0) scale(1.04);box-shadow:0 16px 40px rgba(184,58,99,.32);z-index:2;position:relative}
.wall img{width:100%;display:block;border-radius:9px;background:#ffe1ea;min-height:120px}
.wall figcaption{font-size:13px;margin:8px 0 4px}
.empty{color:var(--deep)}
#lightbox{position:fixed;inset:0;z-index:60;background:rgba(50,15,30,.88);backdrop-filter:blur(6px);display:flex;
  flex-direction:column;align-items:center;justify-content:center;padding:20px;cursor:pointer}
#lightbox[hidden]{display:none}
#lightbox img{max-width:92vw;max-height:80vh;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
#lightbox p{color:#fff;margin-top:12px}

/* 地图 */
.mapbox{padding:14px 10px 6px}
.map{width:100%;max-width:680px;height:auto;display:block;margin:0 auto}
.prov{fill:#ffdbe7;stroke:#fff;stroke-width:.8;stroke-linejoin:round;transition:fill .6s}
.prov.lit{fill:url(#litgrad);stroke:#fff;filter:drop-shadow(0 0 5px rgba(255,90,140,.7));animation:glow 3s ease-in-out infinite alternate}
@keyframes glow{to{filter:drop-shadow(0 0 11px rgba(255,90,140,.95))}}
.route-line{fill:none;stroke:var(--wine);stroke-width:3;stroke-dasharray:3 9;stroke-linecap:round;animation:dash 1.2s linear infinite}
@keyframes dash{to{stroke-dashoffset:-12}}
.fly-heart{font-size:22px;fill:#e0567f}
.dot{fill:var(--wine);stroke:#fff;stroke-width:2}
.pulse{fill:var(--deep);opacity:.5;transform-box:fill-box;transform-origin:center;animation:ping 1.8s ease-out infinite}
@keyframes ping{to{transform:scale(3.5);opacity:0}}
.city-name{font-size:30px;font-weight:bold;fill:var(--wine);paint-order:stroke;stroke:#fff;stroke-width:4px}
.city-sub{font-size:20px;fill:var(--text);paint-order:stroke;stroke:#fff;stroke-width:3px}
.visit-dot{fill:#fff;stroke:#e0567f;stroke-width:2.5}
.prov.fill{fill:url(#litgrad);stroke:#fff;stroke-width:1}
.inset-name{font-size:15px}
.bj-name{font-size:20px;font-weight:bold;fill:#7a1f45;paint-order:stroke;stroke:#fff;stroke-width:4px}
#cities .km{margin-top:30px}
#cities .wx{margin-top:22px}
.visit-name{font-size:17px;font-weight:bold;fill:#7a1f45;paint-order:stroke;stroke:#fff;stroke-width:3.5px}
.km{margin-top:20px;font-size:18px}
.km b{font-family:var(--serif);font-size:clamp(40px,10vw,56px);background:linear-gradient(180deg,#ff6f9c,#b83a63);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:18px}
.chip{padding:8px 16px;border-radius:20px;background:linear-gradient(135deg,#ff9fbd,#e0567f);color:#fff;font-size:14px;
  box-shadow:0 6px 16px rgba(224,86,127,.35);animation:pop .6s both}
@keyframes pop{from{transform:scale(.3);opacity:0}}
.stat{margin-top:16px;font-size:15px}
.stat b{font-size:22px;color:var(--rose);font-family:var(--serif)}
/* 天气 */
.wx{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:560px;margin:0 auto}
.wx>div{padding:22px 12px;border-radius:24px}
.wx h3{font-size:15px;font-weight:600;color:var(--wine)}
.wx .ic{font-size:44px;margin:6px 0;filter:drop-shadow(0 6px 10px rgba(255,127,163,.35))}
.wx .tp{font-family:var(--serif);font-size:32px;color:var(--rose)}
.wx .ds{font-size:13px;opacity:.8;margin-top:2px}
.wx-tip{margin-top:16px;color:var(--wine)}

/* 盲盒 */
.gift{font-size:88px;cursor:pointer;display:inline-block;animation:bob 2.4s ease-in-out infinite;
  filter:drop-shadow(0 12px 18px rgba(224,86,127,.4));transition:transform .3s}
.gift:active{transform:scale(.88) rotate(-6deg)}
.quote{margin:20px auto 0;max-width:520px;min-height:64px;font-family:var(--serif);font-size:clamp(17px,4.5vw,21px);line-height:1.9;padding:0 10px}

/* 祝福墙 */
.wishes{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;text-align:left}
.wish{padding:16px 16px 14px;border-radius:20px;background:var(--glass);border:1px solid var(--glass-b);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(184,58,99,.14);
  transition:transform .35s;animation:pop .6s both}
.wish:nth-child(3n+1){transform:rotate(-1.2deg)}
.wish:nth-child(3n+2){transform:rotate(1deg)}
.wish:hover{transform:rotate(0) translateY(-4px)}
.wish p{font-family:var(--serif);font-size:15px;line-height:1.7;word-break:break-all}
.wish span{display:block;margin-top:10px;font-size:12px;color:var(--rose);text-align:right}
.wishes .empty{grid-column:1/-1;text-align:center}
.wish-form{display:flex;flex-direction:column;gap:12px;max-width:440px;margin:0 auto 26px;padding:22px;text-align:left}
.wish-form label{font-size:13px;opacity:.8}
.wish-form input,.wish-form textarea{width:100%;padding:12px 14px;border:2px solid var(--pink);border-radius:14px;
  background:rgba(255,255,255,.9);font:inherit;font-size:15px;color:var(--text);outline:none;resize:none;transition:.25s}
.wish-form input:focus,.wish-form textarea:focus{border-color:var(--deep);box-shadow:0 0 0 4px rgba(255,127,163,.2)}
.wish-form .btn{margin-top:4px;align-self:center}
.wish-form .hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.wish-msg{min-height:20px;text-align:center;font-size:14px;color:var(--rose)}
.more-link{display:inline-block;margin-top:18px;color:var(--wine);font-size:14px}

.footer{text-align:center;padding:70px 20px 100px;font-family:var(--serif);color:var(--wine);font-size:16px;letter-spacing:2px}

/* 音乐按钮 */
#music-btn{position:fixed;right:18px;bottom:18px;z-index:20;width:50px;height:50px;border-radius:50%;border:1px solid #fff;
  background:linear-gradient(135deg,#ff8db0,#e0567f);color:#fff;font-size:22px;cursor:pointer;box-shadow:0 8px 22px rgba(224,86,127,.5)}
#music-btn[hidden]{display:none}
#music-btn.play{animation:spin 4s linear infinite}

/* 独立祝福页 */
.page-wish{padding-top:40px}
.page-wish .section{padding-top:50px}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}