:root{
  --green:#0f7b57;
  --ink:#10242d;
  --muted:#617078;
  --line:#e7ece8;
}
*{box-sizing:border-box}
html,body{margin:0;background:#eef0ef;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif}
button,input,select,textarea{font:inherit}
button{border:0}
.design-page{width:100%;min-height:100vh;background:#eef0ef}
.design-canvas{position:relative;width:min(100%,941px);margin:0 auto;line-height:0;box-shadow:0 0 35px rgba(0,0,0,.04)}
.design-canvas>img{display:block;width:100%;height:auto}
.hotspot{position:absolute;background:transparent!important;border:0!important;padding:0!important;margin:0!important;cursor:pointer;-webkit-tap-highlight-color:transparent;outline:none}
.hotspot:focus-visible{outline:2px solid rgba(15,123,87,.55);outline-offset:-3px;border-radius:18px}
/* 941 × 1672 设计稿坐标百分比 */
.hotspot-info{left:3.1%;top:32.0%;width:45.4%;height:11.55%}
.hotspot-register{left:50.1%;top:32.0%;width:45.7%;height:11.55%}
.hotspot-payment{left:3.1%;top:44.15%;width:45.4%;height:11.45%}
.hotspot-hotel{left:50.1%;top:44.15%;width:45.7%;height:11.45%}

.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.35);backdrop-filter:blur(4px);z-index:90}.modal-backdrop[hidden]{display:none}
.modal{position:fixed;inset:0;display:grid;align-items:end;pointer-events:none;visibility:hidden;z-index:110}
.modal.open{pointer-events:auto;visibility:visible}
.modal-sheet{width:min(100%,520px);margin:0 auto;background:#fff;border-radius:24px 24px 0 0;max-height:88dvh;overflow:auto;transform:translateY(105%);transition:.28s ease;box-shadow:0 -22px 60px rgba(0,0,0,.18)}
.modal.open .modal-sheet{transform:translateY(0)}
.modal-head{position:sticky;top:0;z-index:2;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.modal-head h2{margin:0;font-size:21px;line-height:1.2}
.modal-head button{width:38px;height:38px;border-radius:50%;background:#f2f5f3;font-size:25px;cursor:pointer}
.modal-body{padding:20px 22px 26px;line-height:1.6}
.empty-state{text-align:center;padding:34px 14px 44px}
.empty-state .empty-icon{width:68px;height:68px;margin:0 auto 14px}.empty-state .empty-icon svg{width:100%;height:100%}
.empty-state h3{margin:10px 0 6px;font-size:20px}.empty-state p{margin:0;color:var(--muted);font-size:14px}
.register-form{display:grid;gap:15px}
.register-form label{display:grid;gap:7px;font-weight:700;font-size:15px}
.register-form label[hidden]{display:none!important}
.register-form input,.register-form select,.register-form textarea{width:100%;border:1px solid #dce6e1;border-radius:12px;padding:13px 14px;background:#fbfdfc;outline:none;color:var(--ink)}
.register-form input:focus,.register-form select:focus,.register-form textarea:focus{border-color:#68a58f;box-shadow:0 0 0 3px rgba(44,132,100,.10)}
.form-tip{margin:-5px 0 0;color:#7d8d93;font-size:12px;line-height:1.55}.form-note{margin:0;color:#91a19c;font-size:12px;text-align:center}
.primary-btn{margin-top:4px;border-radius:13px;background:linear-gradient(135deg,#12805d,#0c6348);color:white;font-weight:800;padding:14px;cursor:pointer;box-shadow:0 8px 20px rgba(15,109,80,.2)}
.payment-detail{display:grid;gap:13px}.detail-card{border:1px solid var(--line);border-radius:16px;padding:16px;background:#fbfdfc}
.detail-card h3{margin:0 0 10px;color:var(--green);font-size:18px}.detail-card p{margin:5px 0;font-size:15px}.muted{color:var(--muted);font-size:13px}
.bank-card dl{display:grid;grid-template-columns:92px 1fr;gap:10px 8px;margin:0;font-size:14px}.bank-card dt{color:var(--muted)}.bank-card dd{margin:0;font-weight:600}
.account{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all}.qr-card{text-align:center}.qr-card img{width:min(230px,70%);height:auto;border-radius:10px;border:1px solid #e3e9e6}
.notice-card ol{padding-left:20px;margin:0;color:#51636a;font-size:14px;line-height:1.7}.notice-card a{color:var(--green);text-decoration:none}
.hotel-detail{display:grid;gap:13px}.hotel-card{border:1px solid var(--line);border-radius:16px;padding:16px;background:#fbfdfc}.hotel-card h3{margin:0 0 11px;color:var(--green);font-size:18px}.hotel-name{margin:0 0 13px;color:var(--ink);font-size:17px;font-weight:800}.hotel-name span{display:block;margin-top:2px;color:var(--muted);font-size:12px;font-weight:500;letter-spacing:.02em}.hotel-facts{display:grid;grid-template-columns:78px 1fr;gap:9px 8px;margin:0;color:#51636a;font-size:14px;line-height:1.55}.hotel-facts dt{color:var(--muted)}.hotel-facts dd{margin:0}.hotel-facts strong,.hotel-option strong{color:var(--green)}.hotel-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.hotel-tags span{padding:5px 8px;border-radius:999px;background:#e7f5ef;color:var(--green);font-size:12px}.hotel-qr{margin-top:14px;padding-top:13px;border-top:1px solid #e5eeea;text-align:center}.hotel-qr p{margin:0 0 9px;color:#51636a;font-size:13px}.hotel-qr img{display:block;width:min(230px,78%);height:auto;margin:0 auto;border-radius:10px;border:1px solid #e3e9e6;background:#fff}.hotel-list{margin:0;padding-left:20px;color:#51636a;font-size:14px;line-height:1.75}.hotel-list a{color:var(--green);text-decoration:none}.hotel-option+.hotel-option{margin-top:18px;padding-top:18px;border-top:1px solid #e5eeea}.hotel-option h4{margin:0 0 7px;color:var(--ink);font-size:16px}.hotel-option p{margin:5px 0;color:#51636a;font-size:14px;line-height:1.55}.hotel-notice-card{padding-bottom:18px}
.toast{position:fixed;z-index:130;left:50%;bottom:28px;transform:translate(-50%,20px);background:#0d3d30;color:white;padding:12px 16px;border-radius:12px;opacity:0;pointer-events:none;transition:.25s;white-space:nowrap;box-shadow:0 10px 30px rgba(0,0,0,.16);font-size:14px}
.toast.show{opacity:1;transform:translate(-50%,0)}
.success-overlay{position:fixed;inset:0;z-index:150;display:grid;place-items:center;padding:22px;background:rgba(7,32,24,.58);backdrop-filter:blur(8px);opacity:0;transition:opacity .18s ease}.success-overlay[hidden]{display:none}.success-overlay.open{opacity:1}.success-dialog{width:min(100%,390px);padding:30px 24px 24px;text-align:center;background:#fff;border:1px solid rgba(255,255,255,.8);border-radius:24px;box-shadow:0 24px 70px rgba(0,0,0,.28);transform:translateY(12px) scale(.98);transition:transform .18s ease}.success-overlay.open .success-dialog{transform:translateY(0) scale(1)}.success-icon{width:66px;height:66px;margin:0 auto 16px;display:grid;place-items:center;border-radius:50%;background:#e3f5ec;color:#13805d;font-size:39px;font-weight:900;line-height:1}.success-dialog h2{margin:0;color:#10242d;font-size:23px}.success-dialog p{margin:10px 0 22px;color:#617078;font-size:14px;line-height:1.7}.success-confirm{width:100%;margin:0}.primary-btn:disabled{opacity:.6;cursor:wait}
.page-footer{text-align:center;color:#b9c4c1;font-size:15px;padding:20px 16px 20px}

/* New conference home */
.conference-page{width:min(100%,941px);min-height:100vh;margin:0 auto;background:#f7fbfa;box-shadow:0 0 35px rgba(0,48,35,.06);overflow:hidden}
.hero-banner{position:relative;width:100%;overflow:hidden;background:#fff;line-height:0}.hero-banner img{position:relative;z-index:1;display:block;width:100%;height:auto}
.banner-fog{position:absolute;left:0;top:0;width:100%;height:70%;overflow:hidden;pointer-events:none;z-index:2;isolation:isolate;mask-image:linear-gradient(to bottom,rgba(0,0,0,.12) 0%,rgba(0,0,0,.9) 14%,rgba(0,0,0,.9) 78%,rgba(0,0,0,0) 100%);-webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.12) 0%,rgba(0,0,0,.9) 14%,rgba(0,0,0,.9) 78%,rgba(0,0,0,0) 100%)}
.banner-fog::before,.banner-fog::after{content:"";position:absolute;inset:0;pointer-events:none}
.banner-fog::before{background:radial-gradient(40% 16% at 18% 48%,rgba(255,255,255,.22) 0%,rgba(255,255,255,.12) 34%,rgba(255,255,255,0) 72%),radial-gradient(38% 14% at 55% 42%,rgba(255,255,255,.18) 0%,rgba(255,255,255,.09) 38%,rgba(255,255,255,0) 73%),radial-gradient(32% 12% at 82% 36%,rgba(255,255,255,.16) 0%,rgba(255,255,255,.07) 42%,rgba(255,255,255,0) 75%);filter:blur(14px);opacity:.8;mix-blend-mode:screen}
.banner-fog::after{background:linear-gradient(to bottom,rgba(255,255,255,.04),rgba(255,255,255,.012) 38%,rgba(255,255,255,0) 100%);filter:blur(6px);opacity:.55}
.fog{--fog-opacity:.62;position:absolute;display:block;border-radius:999px;pointer-events:none;mix-blend-mode:screen;will-change:transform,opacity;background-image:radial-gradient(closest-side,rgba(255,255,255,.58),rgba(255,255,255,.28) 42%,rgba(255,255,255,0) 78%),radial-gradient(closest-side,rgba(255,255,255,.4),rgba(255,255,255,.17) 46%,rgba(255,255,255,0) 78%),radial-gradient(closest-side,rgba(255,255,255,.3),rgba(255,255,255,.1) 48%,rgba(255,255,255,0) 80%);background-repeat:no-repeat;filter:blur(10px);opacity:var(--fog-opacity)}
.fog-1{left:-55%;top:27%;width:55%;height:20%;background-position:0 35%,42% 55%,84% 45%;filter:blur(8px);--fog-opacity:.9;animation:fogDriftA 14.4s linear infinite;animation-delay:-7.2s}
.fog-2{left:-62%;top:45%;width:68%;height:16%;background-position:4% 45%,51% 35%,92% 52%;filter:blur(14px);--fog-opacity:.58;animation:fogDriftB 16.8s linear infinite;animation-delay:-2.1s}
.fog-3{left:-52%;top:10%;width:40%;height:15%;background-position:10% 50%,58% 40%,96% 56%;filter:blur(7px);--fog-opacity:.82;animation:fogDriftC 18.4s linear infinite;animation-delay:-13.8s}
.fog-4{left:-75%;top:56%;width:80%;height:10%;background-position:0 60%,48% 38%,100% 52%;filter:blur(22px);--fog-opacity:.32;animation:fogDriftD 20.8s linear infinite;animation-delay:-10.4s}
.fog-5{left:-70%;top:20%;width:34%;height:12%;background-position:18% 42%,56% 58%,90% 46%;filter:blur(9px);--fog-opacity:.7;animation:fogDriftC 16.2s linear infinite;animation-delay:-4.5s}
.fog-6{left:-80%;top:39%;width:60%;height:9%;background-position:2% 52%,48% 42%,94% 58%;filter:blur(16px);--fog-opacity:.45;animation:fogDriftA 18s linear infinite;animation-delay:-12s}
.fog-7{left:-60%;top:63%;width:44%;height:11%;background-position:8% 58%,54% 38%,96% 50%;filter:blur(6px);--fog-opacity:.85;animation:fogDriftB 15s linear infinite;animation-delay:-6s}
.fog-8{left:-90%;top:6%;width:52%;height:9%;background-position:12% 46%,58% 54%,98% 42%;filter:blur(18px);--fog-opacity:.38;animation:fogDriftD 19s linear infinite;animation-delay:-14s}
@keyframes fogDriftA{0%{transform:translate3d(0,0,0) scale(1);opacity:var(--fog-opacity)}85%{transform:translate3d(255%,.8%,0) scale(1.06);opacity:var(--fog-opacity)}100%{transform:translate3d(300%,1%,0) scale(1.08);opacity:0}}
@keyframes fogDriftB{0%{transform:translate3d(0,0,0) scale(1.04);opacity:var(--fog-opacity)}85%{transform:translate3d(238%,-.8%,0) scale(1.06);opacity:var(--fog-opacity)}100%{transform:translate3d(280%,-1%,0) scale(1.08);opacity:0}}
@keyframes fogDriftC{0%{transform:translate3d(0,0,0) scale(1);opacity:var(--fog-opacity)}85%{transform:translate3d(285%,1.6%,0) scale(1.06);opacity:var(--fog-opacity)}100%{transform:translate3d(335%,2%,0) scale(1.08);opacity:0}}
@keyframes fogDriftD{0%{transform:translate3d(0,0,0) scale(1.04);opacity:var(--fog-opacity)}85%{transform:translate3d(208%,0,0) scale(1.08);opacity:var(--fog-opacity)}100%{transform:translate3d(245%,0,0) scale(1.1);opacity:0}}
.quick-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding:24px 30px 8px;background:#f7fbfa}
.action-card{position:relative;min-height:124px;display:grid;grid-template-columns:72px 1fr;align-items:center;gap:12px;padding:20px 18px 20px 24px;text-align:left;border:1px solid rgba(255,255,255,.75);border-radius:18px;cursor:pointer;box-shadow:0 6px 18px rgba(33,95,75,.08);transition:transform .18s ease,box-shadow .18s ease}.action-card:hover,.action-card:focus-visible{transform:translateY(-2px);box-shadow:0 10px 24px rgba(33,95,75,.14);outline:none}.action-register{background:linear-gradient(145deg,#f1fff9,#d8f6e8);color:#0b302d}.action-hotel{background:linear-gradient(145deg,#eff8ff,#d9edff);color:#0a3159}.action-icon{width:62px;height:62px;display:grid;place-items:center;border-radius:17px;background:rgba(22,174,116,.92);color:#fff}.action-hotel .action-icon{background:rgba(32,143,229,.92)}.action-icon svg{width:48px;height:48px}.action-copy{display:grid;gap:8px;min-width:0}.action-copy strong{font-size:25px;line-height:1.15;letter-spacing:.02em}.action-copy small{font-size:15px;color:#54716e;line-height:1.25}.action-hotel .action-copy small{color:#55718d}.action-arrow{position:absolute;right:18px;top:50%;transform:translateY(-50%);width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:rgba(63,196,145,.24)}.action-arrow svg{display:block;width:19px;height:19px}.action-hotel .action-arrow{background:rgba(76,165,235,.2)}
.action-card{overflow:hidden}.action-card::after{content:"";position:absolute;z-index:0;inset:auto 0 0;height:72%;background:url("../assets/card-landscape-green.png") center bottom/100% 100% no-repeat;opacity:.42;pointer-events:none}.action-hotel::after{background-image:url("../assets/card-landscape-green.png");filter:hue-rotate(48deg) saturate(.9) brightness(1.03)}.action-card>*{position:relative;z-index:1}
.action-card > .action-arrow{position:absolute}
.content-card{margin:16px 30px 0;padding:22px 20px 20px;background:#fff;border:1px solid #edf3f0;border-radius:18px;box-shadow:0 6px 20px rgba(30,77,63,.07)}.section-title-row{display:flex;align-items:center;gap:14px;margin-bottom:16px}.section-title-row h2{margin:0;font-size:25px;letter-spacing:.03em;color:#0d2f2c}.section-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:#d9f3e8;color:#07865e;font-size:29px;font-weight:800;line-height:1}.section-icon svg{width:28px;height:28px;display:block}.section-icon-payment{background:#e1f4ed}.section-icon-intro{background:#e4f5ee;color:#0b9a72}.section-icon-intro svg{width:30px;height:30px}
.fee-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;padding:18px 10px 14px;background:linear-gradient(135deg,#f0faf6,#fbfefd);border-radius:13px}.fee-column{padding:0 22px}.fee-column+ .fee-column{border-left:1px solid #d7e9e2}.fee-column>strong{display:block;margin-bottom:12px;color:#087454;font-size:18px;text-align:center;white-space:nowrap}.fee-column p{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin:10px 0;padding:0 10px;color:#274b4d;font-size:16px}.fee-column b{color:#087454;font-size:16px;font-weight:800;white-space:nowrap}.payment-action-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0 0;border-top:1px solid #e1ece8;margin-top:14px}.payment-action-row p{display:flex;align-items:center;gap:10px;margin:0;color:#2d4a4c;font-size:16px;line-height:1.45}.mini-card-icon{display:grid;place-items:center;width:27px;height:24px;color:#087454}.mini-card-icon svg{display:block;width:27px;height:20px}.pay-button{flex:none;border:0;border-radius:11px;padding:11px 22px;background:linear-gradient(135deg,#15936d,#087454);color:#fff;font-weight:800;font-size:16px;cursor:pointer;box-shadow:0 7px 16px rgba(8,116,84,.2)}.pay-button:hover,.pay-button:focus-visible{filter:brightness(1.05);outline:3px solid rgba(21,147,109,.18);outline-offset:2px}
.intro-card{padding-bottom:24px}.intro-card p{margin:0;color:#29484d;font-size:16px;line-height:1.95;text-align:justify;text-indent:2em}.conference-page .page-footer{color:#9aaca7;font-size:14px;padding:20px 16px 25px}
@media (max-width:700px){.quick-actions{gap:12px;padding:16px 15px 4px}.action-card{min-height:107px;grid-template-columns:40px minmax(0,1fr);gap:7px;padding:14px 9px 14px 10px;border-radius:15px}.action-icon{width:40px;height:40px;border-radius:12px}.action-icon svg{width:32px;height:32px}.action-copy{min-width:0;gap:6px}.action-copy strong{font-size:17px;line-height:1.15;white-space:nowrap}.action-copy small{font-size:11px;line-height:1.3;white-space:nowrap}.action-arrow{right:9px;top:14px;transform:none;width:22px;height:22px}.action-arrow svg{width:15px;height:15px}.content-card{margin:14px 15px 0;padding:18px 14px 16px;border-radius:15px}.section-title-row{gap:10px;margin-bottom:13px}.section-title-row h2{font-size:21px}.section-icon{width:34px;height:34px;font-size:23px}.section-icon svg{width:24px;height:24px}.section-icon-intro svg{width:26px;height:26px}.fee-grid{padding:15px 0 10px}.fee-column{padding:0 2px}.fee-column>strong{font-size:13px;line-height:1.35;letter-spacing:-.05em}.fee-column p{font-size:13px;gap:5px}.fee-column b{font-size:13px;font-weight:800}.payment-action-row{align-items:stretch;flex-direction:column;gap:12px}.payment-action-row p{font-size:13px}.pay-button{width:100%}.intro-card p{font-size:14px;line-height:1.8;text-align:left}}

/* Management page */
.admin-page{min-height:100vh;background:#eef0ef;color:var(--ink);padding:32px 18px}
.admin-shell{width:min(1480px,100%);margin:0 auto}
.admin-header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:8px 0 24px}
.admin-header h1,.admin-login-card h1{margin:3px 0 0;font-size:clamp(26px,4vw,38px);letter-spacing:-.03em}
.eyebrow{margin:0;color:var(--green);font-size:11px;font-weight:800;letter-spacing:.14em}
.ghost-btn,.secondary-btn{border:1px solid #d5e2db;background:#fff;color:var(--green);border-radius:10px;padding:10px 15px;cursor:pointer;font-weight:700}
.admin-toolbar{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:13px 18px;min-width:150px;box-shadow:0 6px 20px rgba(20,56,44,.04)}
.stat-card span{display:block;color:var(--muted);font-size:12px}.stat-card strong{display:block;margin-top:3px;color:var(--green);font-size:27px}
.search-form{display:flex;align-items:center;gap:8px;flex:1}.search-form input{width:min(360px,100%);border:1px solid #d5e2db;border-radius:10px;padding:11px 13px;background:#fff;outline:none}.search-form input:focus{border-color:#68a58f;box-shadow:0 0 0 3px rgba(44,132,100,.1)}
.clear-link,.back-link,.section-heading a,.table-card a{color:var(--green);text-decoration:none;font-size:13px}
.table-card,.history-card{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 8px 25px rgba(20,56,44,.05);overflow:hidden}
.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;min-width:1220px;font-size:13px}th,td{padding:13px 12px;border-bottom:1px solid #edf1ee;text-align:left;vertical-align:top}th{background:#f8faf8;color:#60736c;font-weight:800;white-space:nowrap}tbody tr:hover{background:#fbfdfc}.direction-cell{max-width:220px;white-space:pre-wrap;word-break:break-word}.empty-table{text-align:center;color:var(--muted);padding:42px}
.history-card{margin-top:18px;padding:20px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:15px}.section-heading h2{margin:0;font-size:19px}.history-list{display:grid;gap:10px;margin-top:14px}.history-item{display:grid;gap:4px;padding:13px;border-radius:11px;background:#f7faf8;font-size:13px}.history-item time{color:var(--green);font-size:12px}.history-item strong{font-size:14px}.history-item span,.history-item p{color:var(--muted)}.history-item p{margin:2px 0 0;white-space:pre-wrap}
.admin-login-card{width:min(420px,100%);margin:10vh auto 0;background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;box-shadow:0 12px 35px rgba(20,56,44,.08)}.admin-muted{color:var(--muted);font-size:14px;margin:10px 0 24px}.admin-login-form{display:grid;gap:15px}.admin-login-form label{display:grid;gap:7px;font-size:14px;font-weight:700}.admin-login-form input{width:100%;border:1px solid #dce6e1;border-radius:11px;padding:13px 14px;background:#fbfdfc;outline:none}.admin-login-form input:focus{border-color:#68a58f;box-shadow:0 0 0 3px rgba(44,132,100,.1)}.admin-login-form .primary-btn{margin-top:2px}.back-link{display:block;text-align:center;margin-top:18px}.admin-error{margin:0 0 16px;padding:11px 13px;background:#fff2f0;border:1px solid #ffd9d3;border-radius:10px;color:#b74735;font-size:13px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media (max-width:700px){.admin-page{padding:20px 12px}.admin-header{align-items:flex-start}.admin-toolbar{align-items:stretch;flex-direction:column}.search-form input{flex:1;width:auto}.admin-login-card{margin-top:6vh;padding:24px}.admin-header h1{font-size:28px}}