:root{color-scheme:light;--bg:#f6f7f9;--paper:#fff;--ink:#292d35;--muted:#667080;--accent:#85526a;--accent-soft:#eee5eb;--line:#dfe2e8;--font:"Segoe UI","Microsoft YaHei",sans-serif;--serif:"Noto Serif CJK SC","Songti SC","SimSun",serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.7 var(--font);-webkit-font-smoothing:antialiased}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button:disabled{cursor:wait;opacity:.65}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #966fbe;outline-offset:5px}img{max-width:100%;display:block}svg{display:block}.skip-link{position:fixed;top:-80px;left:16px;padding:10px 18px;background:white;z-index:100}.skip-link:focus{top:8px}.site-header{max-width:1280px;margin:auto;padding:26px 50px;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:9px}.brand svg{width:34px;height:34px;stroke:var(--accent);stroke-width:1.8;fill:var(--bg)}.brand>span{font:600 26px var(--serif);letter-spacing:4px}.brand small{font-size:11px;color:var(--muted);padding-left:18px;margin-left:12px;border-left:1px solid #cdd1d8}.header-actions{display:flex;align-items:center;gap:30px}.header-home{font-size:13px;color:var(--accent)}.account-button{border:1px solid #d9cbd5;border-radius:30px;background:transparent;padding:8px 16px;font-size:12px}.account-button:hover{background:var(--accent-soft)}main{min-height:65vh}.home{max-width:1100px;margin:0 auto;padding:60px 48px 20px}.home-intro{display:flex;justify-content:space-between;align-items:end;gap:25px}.overline{display:flex;align-items:center;gap:9px;color:var(--accent);font-size:12px}.overline:before{content:"";width:23px;height:1px;background:var(--accent)}h1,h2,h3,p{margin:0}h1{font:500 clamp(30px,3.5vw,46px)/1.5 var(--serif);letter-spacing:2px}.home-intro h1{margin:13px 0 10px}.home-intro p{color:var(--muted);font-size:13px;max-width:34em;line-height:1.9}.intro-note{font:italic 20px/1.8 Georgia,serif;color:#9d8e9a;padding:0 4px 6px;white-space:nowrap}.sample-notice{margin:30px 0 0;padding:11px 16px;border-radius:8px;background:#f0edf2;color:#716777;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:12px}.sample-notice span{display:flex;gap:9px;align-items:center}.sample-badge{font-size:10px;display:inline-flex;align-items:center;gap:4px;padding:2px 8px;background:#fff;color:#75657b;border-radius:4px;white-space:nowrap}.text-button{border:0;background:transparent;padding:4px 0;color:var(--accent);font-size:12px}.year-heading{display:flex;gap:16px;align-items:center;margin:40px 0 20px}.year-heading span{font:28px Georgia,serif;letter-spacing:1px}.year-heading small{font-size:11px;color:var(--muted)}.timeline{position:relative;padding:4px 0 55px}.timeline-line{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}.timeline-line path{fill:none;stroke:#c7b8c8;stroke-width:1.5;stroke-dasharray:4 7;stroke-linecap:round}.memories{list-style:none;margin:0;padding:0;position:relative}.memory{position:relative;width:44%;margin-bottom:35px}.memory:nth-child(even){margin-left:56%;margin-top:-130px}.memory:nth-child(odd):not(:first-child){margin-top:-130px}.memory-node{position:absolute;left:calc(100% + 40px);top:78px;width:37px;height:37px;border:1px solid #c7b8c8;border-radius:50%;display:grid;place-items:center;background:var(--bg);color:var(--accent);font:12px Georgia,serif;z-index:2}.memory:nth-child(even) .memory-node{left:-77px}.memory-node:before{content:"";position:absolute;width:26px;height:1px;background:#d6cbd7;left:-35px}.memory:nth-child(even) .memory-node:before{left:auto;right:-35px}.memory-link{display:block;padding:10px 10px 0;background:white;border:1px solid #e6e7eb;border-radius:4px;box-shadow:0 8px 20px #303b4a06;transition:transform .2s}.memory-link:hover{transform:translateY(-4px)}.memory-image{width:100%;height:220px;object-fit:cover;border-radius:2px;background:#e6e8ec}.memory:nth-child(even) .memory-image{height:245px}.memory-copy{padding:18px 14px 17px}.memory-date{font-size:11px;letter-spacing:.5px;color:var(--accent);display:flex;align-items:center;justify-content:space-between}.memory-copy h3{font:500 21px/1.5 var(--serif);margin:7px 0}.memory-copy p{font-size:12px;color:var(--muted);line-height:1.8}.memory-bottom{margin-top:14px;padding-top:12px;border-top:1px solid #f0f0f3;display:flex;justify-content:space-between;color:#76808e;font-size:10px}.memory-bottom>span:last-child{color:var(--accent)}.path-end{display:flex;align-items:center;justify-content:center;gap:13px;color:#8a8290;font-size:12px;margin-top:30px}.path-end:before,.path-end:after{content:"";height:1px;width:30px;background:#d6cbd7}.home-ending{text-align:center;color:var(--muted);font-size:12px;margin:10px 0 30px}.site-footer{max-width:1180px;margin:0 auto;padding:25px 50px;display:flex;justify-content:space-between;gap:20px;color:#737c8b;border-top:1px solid var(--line);font-size:11px}.detail{max-width:1120px;margin:auto;padding:30px 48px 110px}.back-link{display:inline-flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;padding:6px 0}.back-link svg{width:17px;height:17px}.detail-title{margin:28px 0 30px}.detail-meta{display:flex;align-items:center;gap:16px;color:var(--accent);font-size:12px;margin-bottom:12px;flex-wrap:wrap}.detail-title h1{font-size:36px;letter-spacing:1px}.detail-title>p{font-size:13px;color:var(--muted);margin-top:10px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:28px 0 20px}.section-heading h2{font:500 22px var(--serif)}.section-heading span{font-size:12px;color:var(--muted)}.media-grid{columns:2;column-gap:22px}.media-card{margin:0 0 24px;break-inside:avoid;background:#fff;padding:10px;border:1px solid #e6e7eb;border-radius:4px}.media-open{padding:0;border:0;display:block;width:100%;background:#e8eaed;overflow:hidden;border-radius:2px}.media-open img{width:100%;max-height:600px;object-fit:cover;transition:transform .3s}.media-open:hover img{transform:scale(1.025)}.media-card video{width:100%;max-height:600px;display:block;background:#292d35;border-radius:2px}.media-caption{font-size:12px;color:var(--muted);padding:12px 5px 5px}.bottom-tabs{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:4px;padding:6px;background:#fffefef2;backdrop-filter:blur(15px);border:1px solid #dedbe2;box-shadow:0 10px 40px #292d3512;border-radius:40px;z-index:10}.bottom-tabs a{padding:11px 30px;border-radius:30px;color:var(--muted);font-size:13px;display:flex;align-items:center;gap:9px;white-space:nowrap}.bottom-tabs svg{width:17px;height:17px}.bottom-tabs a[aria-current="page"]{background:var(--accent);color:white}.message-layout{max-width:760px;margin:auto}.message-wall{display:grid;gap:18px}.message{background:#fff;padding:23px 28px;border:1px solid #e5e5eb;border-radius:5px}.message:nth-child(even){background:#f3f0f5;border-color:#e8e3eb}.message-top{display:flex;align-items:center;justify-content:space-between;gap:20px}.author{display:flex;gap:11px;align-items:center}.avatar{display:grid;place-items:center;width:34px;height:34px;background:#e8e0e7;border-radius:50%;color:var(--accent);font-size:12px}.author-name{font-size:13px;font-weight:500}.message-time{color:var(--muted);font-size:10px}.message-body{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.95;margin-top:16px}.message .text-button{font-size:11px}.composer{margin-top:28px;background:#fff;padding:24px 28px;border:1px solid #e1e1e8;border-radius:5px}.composer label{display:block;margin-bottom:10px;font-size:14px}.composer textarea{width:100%;min-height:130px;resize:vertical;border:1px solid #dcdce4;border-radius:5px;padding:13px;color:var(--ink);line-height:1.8;background:#fcfcfd}.composer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:13px}.composer-hint{font-size:11px;color:var(--muted)}.primary{border:1px solid var(--accent);background:var(--accent);color:#fff;padding:9px 23px;border-radius:7px;font-size:13px}.primary:hover{background:#74445b}.secondary{border:1px solid #d7cbd5;background:#fff;color:var(--accent);padding:9px 19px;border-radius:7px;font-size:13px}.empty{padding:65px 25px;border:1px dashed #d5ceda;border-radius:5px;text-align:center;color:var(--muted);font-size:14px}.empty p+p{font-size:12px;margin-top:8px}.loading{padding:90px 24px;text-align:center;color:var(--muted)}.error-box{padding:30px;background:#f4e9ee;border-radius:5px;color:#7c3a50;text-align:center}.inline-error{font-size:12px;color:#a02b46;margin:12px 0;white-space:pre-wrap}.auth-dialog{border:1px solid #e0d9e1;border-radius:14px;padding:38px;width:min(590px,calc(100vw - 32px));max-height:90dvh;color:var(--ink);background:var(--bg)}dialog::backdrop{background:#25232a80;backdrop-filter:blur(4px)}.dialog-close{position:absolute;right:15px;top:12px;border:0;background:transparent;font-size:25px;line-height:1;padding:8px;color:var(--muted)}.auth-dialog h2{font:500 28px/1.5 var(--serif);margin-bottom:8px}.auth-description{font-size:12px;color:var(--muted);margin-bottom:23px}.auth-form label{display:block;font-size:12px;margin:13px 0 5px}.auth-form input:not([type="checkbox"]){display:block;width:100%;padding:10px 12px;border:1px solid #d9d9e2;border-radius:6px;background:#fff;color:var(--ink)}.auth-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.auth-person h3{font-size:14px;margin-bottom:10px;color:var(--accent)}.auth-form .check-label{display:flex;align-items:center;gap:8px;margin:20px 0}.auth-form .primary{margin-top:8px;width:100%}.auth-description a{text-decoration:underline}.photo-dialog{border:0;background:transparent;max-width:min(1100px,96vw);max-height:96dvh;padding:0;overflow:auto;color:white}.photo-dialog img{max-height:82dvh;max-width:100%;margin:auto;object-fit:contain}.photo-dialog p{text-align:center;padding:12px 50px;font-size:13px}.photo-close{position:fixed;top:20px;right:25px;color:#fff;background:#292d35cc;border:1px solid #ffffff88;border-radius:50%;width:42px;height:42px;font-size:28px;z-index:2}.toast{position:fixed;top:25px;left:50%;transform:translateX(-50%);max-width:90vw;background:#33303c;color:#fff;border-radius:8px;padding:13px 24px;font-size:13px;z-index:100;box-shadow:0 5px 20px #3332}.content-divider{height:1px;background:var(--line);margin:20px 0}.draft-state{color:var(--muted);font-size:11px}.auth-actions{display:flex;gap:12px;margin-top:25px}.media-error{padding:24px;font-size:12px;color:#8d4558}.image-placeholder{height:200px;background:#ece8ef;display:grid;place-items:center;color:var(--muted);font-size:13px}.year-select{border:1px solid #d8d4df;border-radius:6px;background:transparent;padding:6px 12px;font-size:12px;color:var(--muted)}
@media(min-width:1500px){.home{max-width:1160px}.memory-image{height:250px}.memory:nth-child(even) .memory-image{height:275px}}@media(max-width:850px){.brand small{display:none}.site-header{padding:20px 28px}.home{padding:40px 30px 20px}.intro-note{font-size:17px}.memory{width:43%}.memory:nth-child(even){margin-left:57%}.memory-image{height:180px}.memory:nth-child(even) .memory-image{height:205px}.memory-node{left:calc(100% + 25px)}.memory:nth-child(even) .memory-node{left:-62px}.memory-copy{padding:15px 8px}.memory-copy h3{font-size:19px}.detail{padding:25px 30px 110px}}
@media(max-width:600px){.site-header{padding:18px 20px;gap:12px}.brand>span{font-size:23px}.brand svg{width:28px}.header-actions{gap:12px}.header-home{display:none}.account-button{padding:8px 11px;font-size:11px}.home{padding:35px 20px 10px}.home-intro{display:block}.home-intro h1{font-size:32px;letter-spacing:1px;margin:12px 0}.home-intro p{font-size:12px}.intro-note{display:none}.sample-notice{margin-top:24px;font-size:11px;padding:11px 12px;align-items:start}.sample-notice span{display:block}.sample-notice .sample-badge{margin-right:5px}.sample-notice>.text-button{flex:none;white-space:nowrap;font-size:11px}.year-heading{margin:28px 0 18px 38px}.year-heading span{font-size:25px}.timeline{padding-left:38px;padding-bottom:20px}.memory{width:100%;margin:0 0 24px!important}.memory-node,.memory:nth-child(even) .memory-node{left:-39px;top:65px;width:26px;height:26px;font-size:10px}.memory-node:before,.memory:nth-child(even) .memory-node:before{width:9px;left:auto;right:-12px}.memory-image,.memory:nth-child(even) .memory-image{height:210px}.memory-copy{padding:16px 9px}.memory-copy h3{font-size:20px}.path-end{font-size:10px;margin-top:25px}.home-ending{font-size:11px;margin:10px 0 20px}.site-footer{padding:22px 20px;display:block;font-size:10px}.site-footer span+span{display:none}.detail{padding:20px 20px 115px}.detail-title{margin:25px 0}.detail-title h1{font-size:28px;line-height:1.6}.detail-title>p{font-size:12px}.detail-meta{gap:10px;font-size:11px}.media-grid{columns:1;column-gap:0}.media-card{margin-bottom:18px}.section-heading{margin:24px 0 16px}.section-heading h2{font-size:21px}.bottom-tabs{bottom:calc(14px + env(safe-area-inset-bottom));padding:5px}.bottom-tabs a{padding:10px 25px;font-size:12px}.message,.composer{padding:20px}.composer-bottom{gap:12px;align-items:end}.composer-hint{font-size:10px;max-width:15em}.auth-dialog{padding:33px 23px 25px}.auth-pair{grid-template-columns:1fr;gap:23px}.auth-person+.auth-person{padding-top:20px;border-top:1px solid var(--line)}.message-body{font-size:13px}.message-time{font-size:9px}.auth-dialog h2{font-size:25px}}
.home{padding-top:36px}.home-intro h1{font-size:36px;margin:10px 0 8px}.account-button{max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.author,.author>div{min-width:0}.author-name,.detail-meta span,.detail-title h1,.memory-copy h3,.media-caption{overflow-wrap:anywhere}h1,h2,h3{text-wrap:balance}.media-open img{height:auto}.auth-dialog,.photo-dialog{overscroll-behavior:contain}.message-time,.memory-date{font-variant-numeric:tabular-nums}.composer textarea{scroll-margin-bottom:110px}
@media(max-width:600px){.home-intro h1{font-size:29px}}
.home-intro h1{margin:0}.home .timeline{padding-bottom:8px}.home .path-end{margin:30px 0 42px}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
