:root{--ink:#242038;--muted:#777185;--purple:#602777;--line:#e9e5ed;--reg:#7556c5;--attend:#168b82;--submit:#d18924;--vote:#c2508c;--talk:#397fb1;--past:#a3a3ab}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f7f7fa;color:var(--ink);font:16px/1.6 "Microsoft YaHei","PingFang SC",sans-serif}a{color:var(--purple);text-decoration:none}button,a,input,textarea,select{touch-action:manipulation}button{cursor:pointer;border:0;border-radius:8px;background:var(--purple);color:white;padding:11px 20px;font:inherit}button:hover{filter:brightness(1.12)}button:disabled{opacity:.55;cursor:wait}button.secondary{background:#efebf4;color:var(--purple)}button.danger{background:#fff0f1;color:#a62942}header{height:92px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 5vw;gap:24px}.brand{display:flex;align-items:center;gap:14px;font-size:22px;font-weight:700;color:var(--ink)}.mark{display:grid;place-items:center;width:50px;height:50px;background:var(--purple);color:white;border-radius:14px;font:700 28px Georgia}.brand small{display:block;font-size:12px;font-weight:400;letter-spacing:2px;color:var(--muted)}nav{display:flex;gap:28px;font-size:14px}nav a{color:#686071}main{max-width:1500px;margin:auto;padding:38px 4vw}.intro{display:flex;align-items:center;justify-content:space-between;margin-bottom:34px;gap:25px}.eyebrow{font-size:12px;letter-spacing:2.5px;font-weight:700;color:var(--purple);margin:0 0 12px}h1{font-size:36px;line-height:1.3;margin:0 0 12px;letter-spacing:1px}h2{font-size:22px;margin:0 0 8px}p{margin:8px 0;color:var(--muted)}.today{text-align:right;display:grid;gap:3px;font-size:14px;color:var(--muted)}.today strong{font-size:22px;color:var(--ink);font-weight:500}.panel{background:white;border:1px solid var(--line);border-radius:16px;margin-bottom:28px;overflow:hidden}.section-title{padding:26px 28px 20px;display:flex;justify-content:space-between;align-items:center;gap:24px}.section-title p{font-size:14px}.legend{display:flex;flex-wrap:wrap;gap:15px;font-size:13px}.legend span:before{content:'';display:inline-block;width:14px;height:7px;margin-right:6px;border-radius:4px;background:var(--color)}.reg{--color:var(--reg)}.attend{--color:var(--attend)}.submit{--color:var(--submit)}.vote{--color:var(--vote)}.talk{--color:var(--talk)}.past{--color:var(--past)}.timeline-scroll{overflow:auto;max-height:780px}#chart{min-width:1150px;position:relative}.axis,.activity{display:grid;grid-template-columns:240px 1fr}.axis{position:sticky;top:0;z-index:4;background:#faf9fc;border-top:1px solid var(--line);border-bottom:1px solid var(--line);height:49px;align-items:center;font-size:12px;color:var(--muted)}.axis>span{padding-left:28px;font-size:14px}.ticks{position:relative;height:100%}.tick{position:absolute;top:14px;white-space:nowrap}.activity{border-bottom:1px solid #f0edf3;min-height:64px}.activity:hover{background:#faf9fd}.activity-title{padding:15px 16px 15px 28px;position:sticky;left:0;background:white;z-index:2;border-right:1px solid var(--line);font-size:14px;display:flex;align-items:center}.activity-title button{padding:0;color:var(--ink);background:transparent;text-align:left;font-size:14px}.track{position:relative;background-image:linear-gradient(to right,#f0edf3 1px,transparent 1px);background-size:3.5714% 100%}.bar{position:absolute;height:27px;min-width:52px;border-radius:5px;padding:0 6px;background:var(--color);color:white;font-size:12px;line-height:27px;overflow:hidden;white-space:nowrap;text-align:left;box-shadow:0 2px 3px #24203809}.bar.deadline{background:repeating-linear-gradient(90deg,var(--color) 0,var(--color) 9px,transparent 9px,transparent 12px);opacity:.75}.bar.deadline span{background:var(--color);padding:1px 5px;border-radius:3px}.now-line{position:absolute;top:0;bottom:0;width:2px;background:#ce4669;pointer-events:none;z-index:1}.now-line:before{content:'';position:absolute;top:0;left:-3px;border-radius:50%;width:8px;height:8px;background:#ce4669}.footnote{font-size:12px;padding:10px 28px 17px;margin:0}.board{display:grid;grid-template-columns:1fr 1.25fr;padding:30px;gap:50px}label{display:block;font-size:14px;margin:14px 0 5px}input,textarea,select{display:block;width:100%;border:1px solid #dcd7e3;border-radius:7px;padding:10px 12px;font:inherit;background:#fff;color:var(--ink);margin-top:5px}textarea{min-height:100px;resize:vertical}input:focus,textarea:focus{outline:2px solid #c9b4dd;outline-offset:1px}form button{margin-top:16px}.status{font-size:14px;color:#a52e4f}.muted{font-size:13px;color:var(--muted)}#messages{max-height:450px;overflow:auto}.message{padding:18px 0;border-bottom:1px solid var(--line)}.message strong{font-size:14px}.message time{float:right;font-size:12px;color:var(--muted)}.message p{white-space:pre-wrap;overflow-wrap:anywhere;color:var(--ink);font-size:14px}.message button{font-size:12px;padding:3px 10px}.empty{padding:70px 15px;text-align:center;color:var(--muted);font-size:14px}footer{display:flex;justify-content:space-between;color:#98929f;font-size:12px;padding:8px 0 22px}dialog{border:1px solid var(--line);border-radius:16px;padding:30px;width:min(620px,94vw);max-height:90vh;color:var(--ink)}dialog::backdrop{background:#24162c70;backdrop-filter:blur(3px)}.close{float:right;border:0;background:#f0edf4;color:var(--ink);font-size:24px;width:34px;height:34px;padding:0;line-height:34px}.detail-text{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;color:var(--ink)}.links{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.links a{padding:10px 16px;background:#f0ebf5;border-radius:8px;font-size:14px}.stage-detail{display:flex;align-items:flex-start;gap:12px;margin:10px 0;font-size:14px}.stage-tag{padding:2px 10px;border-radius:4px;background:var(--color);color:white;white-space:nowrap}.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin:15px 0}#management{padding:28px}.account-layout{display:grid;grid-template-columns:1fr 1fr;gap:35px}.user-row{padding:12px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#302139;color:white;border-radius:9px;padding:12px 25px;z-index:10;display:none}.stage-editor{background:#f8f6fa;padding:12px;border-radius:8px;margin:10px 0}.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.inline-note{font-size:13px;color:#9a671e;background:#fff7e9;padding:10px;border-radius:7px}.only-mobile{display:none}
/* ==================== 移动端适配 ==================== */
@media(max-width:760px){
html{-webkit-text-size-adjust:100%}
body{font-size:15px}
header{height:auto;padding:12px 16px;flex-wrap:wrap;gap:10px}
.brand{font-size:19px;gap:10px}
.mark{width:40px;height:40px;border-radius:11px;font-size:23px}
.brand small{font-size:10px;letter-spacing:1.5px}
nav{gap:6px;font-size:13px;flex-wrap:wrap;width:100%}
nav a{padding:8px 11px;background:#f4f2f8;border-radius:7px}
main{padding:18px 14px}
.intro{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:20px}
.today{text-align:left;min-width:0}
.today strong{font-size:16px}
h1{font-size:24px;letter-spacing:0}
h2{font-size:19px}
.intro p{font-size:13px}
.eyebrow{font-size:10px;letter-spacing:2px;margin-bottom:8px}
.panel{border-radius:14px;margin-bottom:18px}
.section-title{align-items:flex-start;flex-direction:column;padding:18px 16px 14px;gap:10px}
.section-title p{font-size:13px}
.legend{gap:8px 12px;font-size:12px}
.legend span:before{width:12px;height:6px;margin-right:5px}

/* --- 时间轴：只保留横向滚动，取消嵌套纵向滚动 --- */
.timeline-scroll{max-height:none;overflow:auto;-webkit-overflow-scrolling:touch}
#chart{min-width:960px}
.axis,.activity{grid-template-columns:120px 1fr}
.axis{height:42px}
.axis>span{padding-left:14px;font-size:12px}
.tick{top:11px;font-size:11px}
.activity-title{padding:12px 10px;font-size:12.5px;line-height:1.35}
.activity-title button{font-size:12.5px}
/* 触摸目标从 27px 提到 32px（行距 34px，不重叠） */
.bar{height:32px;line-height:32px;font-size:12px;padding:0 5px}
.footnote{padding:10px 16px 14px;font-size:11.5px;line-height:1.55}
.only-mobile{display:inline}

/* --- 留言板 --- */
.board{grid-template-columns:1fr;padding:18px 16px;gap:14px}
#messages{max-height:none;overflow:visible}
.message{padding:14px 0}
.message button{font-size:13px;padding:7px 12px}
.empty{padding:34px 12px}
.status{font-size:13px}
.muted{font-size:12.5px}

/* --- 表单：字号 ≥16px 防止 iOS 聚焦时自动放大页面 --- */
input,textarea,select{font-size:16px;padding:11px 12px}
label{font-size:13px;margin:12px 0 4px}
form button{margin-top:14px}
button{padding:12px 18px}
.two{grid-template-columns:1fr;gap:10px}
.stage-editor{padding:10px}
.stage-detail{flex-wrap:wrap;gap:8px;font-size:13px}
.links{gap:8px;margin:16px 0}
.links a{padding:11px 14px;font-size:13px;flex:1 1 auto;text-align:center}
.toolbar{gap:8px}
#management{padding:18px 16px}
.account-layout{grid-template-columns:1fr;gap:20px}

/* --- 弹窗：全宽底部抽屉 + 可滚动（修复内容超出屏幕无法滚动） --- */
dialog{width:100%;max-width:100%;margin:0;inset:auto 0 0 0;border-radius:16px 16px 0 0;padding:20px 18px calc(26px + env(safe-area-inset-bottom));max-height:88vh;overflow-y:auto;overscroll-behavior:contain}
.close{width:40px;height:40px;line-height:40px;font-size:22px;margin:-6px -4px 0 0}
.detail-text{font-size:13.5px}
#toast{max-width:92vw;text-align:center;padding:11px 18px;bottom:calc(16px + env(safe-area-inset-bottom))}

footer{display:block;padding:4px 2px 18px}
footer span{display:block}
}

/* --- 小屏手机 --- */
@media(max-width:420px){
#chart{min-width:840px}
.axis,.activity{grid-template-columns:106px 1fr}
h1{font-size:21px}
.legend{font-size:11.5px}
.section-title{padding:16px 14px 12px}
.footnote{padding:10px 14px 14px}
}