:root{--bg: #f4f6f8;--surface: #ffffff;--surface-soft: #f8fafb;--ink: #10233f;--ink-soft: #3b4c66;--muted: #6b7a90;--line: #e3e8ef;--primary: #0f766e;--primary-dark: #0b5d57;--primary-soft: #e6f4f1;--accent: #d97706;--danger: #c0392b;--danger-soft: #fdecea;--success: #17803d;--success-soft: #e8f5ec;--shadow-sm: 0 1px 2px rgba(16, 35, 63, .06);--shadow-md: 0 12px 30px rgba(16, 35, 63, .08);--font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Segoe UI", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit;color:inherit}a{color:inherit;text-decoration:none}h1,h2,h3,p,dl,dd{margin:0}ul{margin:0;padding:0;list-style:none}:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:30;background:#ffffffe0;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.topbar-inner{max-width:1180px;margin:0 auto;padding:0 28px;height:72px;display:flex;align-items:center;gap:36px}.brand,.admin-brand,.auth-brand{display:flex;align-items:center;gap:10px}.brand-mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#0f766e,#0b4f4a);color:#fff;display:grid;place-items:center;font-weight:700;font-size:20px;box-shadow:0 6px 14px #0f766e40;flex:0 0 auto}.brand-text{display:flex;flex-direction:column;line-height:1.2}.brand-text strong{font-size:17px;letter-spacing:.02em}.brand-text small{font-size:11px;color:var(--muted);letter-spacing:.12em}.main-nav{display:flex;gap:4px;margin-right:auto}.main-nav a{padding:8px 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65%)}.hero:after{content:"";position:absolute;width:460px;height:300px;left:30%;bottom:-240px;background:radial-gradient(ellipse at center,rgba(253,230,138,.16),transparent 62%)}.hero-main,.hero-side{position:relative;z-index:1}.eyebrow{display:flex;align-items:center;gap:10px;font-size:13px;letter-spacing:.06em;color:var(--muted);margin-bottom:12px}.hero .eyebrow{color:#ffffffb8}.eyebrow-dot{width:4px;height:4px;border-radius:50%;background:currentColor;opacity:.6}.hero h1{font-size:clamp(30px,4vw,46px);line-height:1.15;letter-spacing:-.02em;font-weight:700}.highlight{color:#fde68a}.hero-sub{margin-top:16px;max-width:460px;color:#ffffffbf;font-size:15px}.hero-actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}.hero .btn-primary{background:#fff;color:#0b4f4a;box-shadow:0 10px 24px #0000002e}.hero .btn-primary:hover{background:#f1f7f6}.hero .btn-ghost{border-color:#ffffff59;color:#fff;background:transparent}.hero 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var(--line);font-size:12px;color:var(--muted)}.room-link{color:var(--primary);font-weight:600}.room-card-skeleton{min-height:190px;gap:14px;display:flex;flex-direction:column}.room-card-skeleton:before{background:#e3e9f0}.skeleton-line{display:block;height:12px;border-radius:6px;background:linear-gradient(90deg,#eef2f6,#e3e9f0,#eef2f6);background-size:200% 100%;animation:shimmer 1.2s infinite}.skeleton-line.short{width:40%}@keyframes shimmer{to{background-position:-200% 0}}.announcement-list{display:grid;gap:12px}.announcement{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:12px;padding:16px 18px}.announcement-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.announcement-head h3{font-size:15px;font-weight:600}.announcement-head time{margin-left:auto;font-size:12px;color:var(--muted)}.announcement p{margin-top:6px;font-size:13px;color:var(--ink-soft)}.badge{display:inline-flex;align-items:center;padding:3px 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ease;position:relative}.seat:after{content:"";position:absolute;left:3px;right:3px;bottom:-4px;height:3px;border-radius:2px;background:#dbe3ec;opacity:.8}.seat:hover:not(:disabled){border-color:var(--primary);color:var(--primary-dark);transform:translateY(-1px)}.seat-selected{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 6px 12px #0f766e40}.seat-selected:after{background:var(--primary-dark)}.seat-booked{background:#eef2f6;border-color:#e2e8f0;color:#94a3b8;cursor:not-allowed}.seat-mine{background:#fef3c7;border-color:#f59e0b;color:#92400e;cursor:not-allowed}.seat-mine:after{background:#f59e0b}.seat-disabled{background:#f8fafc;border-color:#f1f5f9;color:#cbd5e1;cursor:not-allowed}.seat:disabled{opacity:1}.booking-panel{position:sticky;top:92px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow-sm)}.booking-panel h2{font-size:17px;margin-bottom:16px}.summary-list{display:grid;gap:12px;margin-bottom:20px}.summary-list>div{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:10px;border-bottom:1px dashed var(--line)}.summary-list>div:last-child{border-bottom:0;padding-bottom:0}.summary-list dt{font-size:12px;color:var(--muted);flex:0 0 auto}.summary-list dd{font-size:13px;text-align:right;font-weight:500}.summary-seat{color:var(--primary);font-size:18px!important;font-weight:700!important}.panel-note{margin-top:14px;font-size:11px;line-height:1.7;color:var(--muted)}.table-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm)}.data-table{width:100%;border-collapse:collapse;font-size:13px;min-width:640px}.data-table th{text-align:left;padding:12px 16px;background:var(--surface-soft);color:var(--muted);font-weight:600;font-size:12px;white-space:nowrap;border-bottom:1px solid 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span{font-size:11px;color:var(--muted)}.booking-details strong{font-size:13px;font-weight:500}.booking-actions{display:flex;justify-content:flex-end;margin-top:12px}.empty-state{background:var(--surface);border:1px dashed #cbd5e1;border-radius:16px;padding:40px;text-align:center}.empty-state strong{font-size:16px}.empty-state p{font-size:13px;color:var(--muted);margin:8px 0 18px}.empty-hint{font-size:13px;color:var(--muted);padding:16px 0}.form-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow-sm);margin-bottom:24px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field{display:flex;flex-direction:column;gap:6px;font-size:13px}.field>span{font-size:12px;color:var(--ink-soft);font-weight:500}.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fff;outline:none;transition:border-color .2s ease,box-shadow .2s 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12px;border-radius:9px;font-size:13px;color:#ffffffad;transition:background .2s ease,color .2s ease}.admin-nav a:hover{background:#ffffff0f;color:#fff}.admin-nav a.active{background:#14b8a62e;color:#99f6e4;font-weight:600}.admin-sidebar-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}.admin-back{font-size:12px;color:#ffffff8c}.admin-back:hover{color:#fff}.admin-sidebar-foot .btn{border-color:#ffffff2e;background:transparent;color:#ffffffbf}.admin-main{flex:1;min-width:0;display:flex;flex-direction:column}.admin-topbar{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:#ffffffd9;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.admin-topbar-title{font-size:13px;color:var(--muted);letter-spacing:.08em}.admin-content{flex:1}.admin-page{max-width:1080px;padding-top:32px}.admin-stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.admin-stat{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:4px;box-shadow:var(--shadow-sm)}.admin-stat-label{font-size:12px;color:var(--muted)}.admin-stat strong{font-size:30px;letter-spacing:-.03em;line-height:1.2}.admin-stat-note{font-size:11px;color:var(--muted)}.admin-stat:nth-child(1) strong{color:var(--primary)}.admin-stat:nth-child(2) strong{color:#1d4ed8}.admin-stat:nth-child(3) strong{color:#b45309}.occupancy-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow-sm)}.occupancy-head{display:flex;align-items:baseline;gap:12px;margin-bottom:12px}.occupancy-head strong{font-size:28px;color:var(--primary);letter-spacing:-.02em}.occupancy-head span{font-size:12px;color:var(--muted)}.progress{height:10px;border-radius:999px;background:#edf2f5;overflow:hidden}.progress span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#0f766e,#2dd4bf);transition:width .6s ease}.admin-columns{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(260px,.8fr);gap:24px;margin-top:8px}.admin-columns-form{grid-template-columns:minmax(0,.9fr) minmax(0,1.3fr);align-items:start}.admin-columns .section{margin-top:32px}.quick-links{display:grid;gap:10px}.quick-link{display:block;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 16px;transition:border-color .2s ease,box-shadow .2s ease}.quick-link:hover{border-color:#b9d8d3;box-shadow:var(--shadow-sm)}.quick-link strong{display:block;font-size:14px}.quick-link span{font-size:12px;color:var(--muted)}.admin-announcement-list{display:grid;gap:12px}.admin-announcement{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px 18px}.admin-announcement p{margin:8px 0 10px;font-size:13px;color:var(--ink-soft)}.modal-backdrop{position:fixed;inset:0;z-index:80;background:#081a2b7a;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;padding:24px;animation:fade .18s ease}@keyframes fade{0%{opacity:0}}.modal{width:min(720px,100%);max-height:86vh;overflow:auto;background:#fff;border-radius:18px;padding:24px;box-shadow:0 30px 60px #081a2b40}.modal-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:18px}.modal-head h2{font-size:18px}.modal-close{width:32px;height:32px;border-radius:8px;border:1px solid var(--line);background:#fff;font-size:20px;line-height:1;cursor:pointer;color:var(--muted);flex:0 0 auto}.modal-close:hover{background:var(--surface-soft)}.admin-seat-map{display:grid;gap:8px;background:var(--surface-soft);border:1px solid var(--line);border-radius:12px;padding:16px;overflow-x:auto;margin-bottom:14px}.admin-seat-row{display:flex;align-items:center;gap:10px;min-width:max-content}.admin-seat{width:38px;height:34px;border-radius:7px;border:1px solid #cbd5e1;background:#fff;font-size:11px;cursor:pointer;transition:transform .18s ease,border-color .18s ease,background .18s ease}.admin-seat.is-active{background:#ecfdf5;border-color:#6ee7b7;color:#065f46}.admin-seat.is-disabled{background:#f1f5f9;border-color:#e2e8f0;color:#94a3b8;text-decoration:line-through}.admin-seat:hover{transform:translateY(-1px);border-color:var(--primary)}.auth-page{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);background:#fff}.auth-hero{position:relative;background:linear-gradient(150deg,#082f2d,#0d4f49,#11685f);color:#fff;display:flex;align-items:center;padding:64px clamp(32px,6vw,84px);overflow:hidden}.auth-hero:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(45,212,191,.28),transparent 65%);top:-160px;right:-140px}.auth-hero:after{content:"";position:absolute;inset:auto -10% -30% 30%;height:420px;background:radial-gradient(ellipse at center,rgba(253,230,138,.14),transparent 60%)}.auth-hero-inner{position:relative;z-index:1;max-width:520px;margin:0 auto;width:100%}.auth-brand{margin-bottom:56px}.auth-brand .brand-mark{background:#ffffff1f;box-shadow:none}.auth-brand strong{display:block;font-size:16px;letter-spacing:.04em}.auth-brand small{font-size:10px;letter-spacing:.3em;color:#ffffff80}.auth-hero h1{font-size:clamp(34px,4.2vw,54px);line-height:1.2;letter-spacing:-.02em;font-weight:700}.auth-hero h1 em{font-style:normal;color:#fde68a}.auth-lead{margin-top:22px;font-size:14px;line-height:1.9;color:#ffffffad;max-width:440px}.auth-points{margin-top:36px;display:grid;gap:14px}.auth-points li{display:flex;align-items:baseline;gap:14px;font-size:13px;color:#fffc;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.1)}.auth-points li span{font-size:11px;letter-spacing:.1em;color:#5eead4;font-weight:600}.auth-quote{margin-top:44px;font-size:14px;color:#ffffffb3;font-family:Georgia,Songti SC,serif}.auth-quote span{display:block;margin-top:6px;font-size:11px;letter-spacing:.1em;color:#ffffff6b}.auth-panel{display:flex;align-items:center;justify-content:center;padding:48px 32px;background:var(--bg)}.auth-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:0 24px 50px #10233f14}.auth-tabs{display:flex;background:var(--surface-soft);padding:4px;border-radius:10px;margin-bottom:24px}.auth-tabs button{flex:1;padding:8px;border:0;background:transparent;border-radius:7px;font-size:13px;color:var(--muted);cursor:pointer;transition:background .2s ease,color .2s ease}.auth-tabs button.active{background:#fff;color:var(--ink);font-weight:600;box-shadow:var(--shadow-sm)}.auth-card h2{font-size:24px;letter-spacing:-.02em}.auth-subtitle{margin-top:6px;font-size:13px}.auth-form{display:grid;gap:16px;margin-top:24px}.auth-form .btn{margin-top:4px;padding:12px}.form-error{background:var(--danger-soft);color:#9f2d20;font-size:12px;padding:9px 12px;border-radius:8px;border:1px solid #f5d7d2}.demo-accounts{margin-top:22px;padding-top:18px;border-top:1px dashed var(--line);font-size:11px;color:var(--muted)}.demo-accounts>span{display:block;margin-bottom:8px}.demo-accounts>div{display:flex;gap:8px;flex-wrap:wrap}.demo-accounts button{border:1px solid var(--line);background:var(--surface-soft);border-radius:8px;padding:6px 10px;font-size:11px;cursor:pointer;color:var(--ink-soft);transition:border-color .2s ease,color .2s ease}.demo-accounts button:hover{border-color:var(--primary);color:var(--primary-dark)}.auth-note{margin-top:16px;font-size:11px;color:var(--muted);line-height:1.7}.toast-stack{position:fixed;top:20px;left:50%;transform:translate(-50%);z-index:200;display:flex;flex-direction:column;gap:8px;pointer-events:none;width:max-content;max-width:90vw}.toast{background:#10233f;color:#fff;font-size:13px;padding:10px 18px;border-radius:10px;box-shadow:0 12px 30px #10233f40;animation:toast-in .22s ease;max-width:90vw}.toast-success{background:#0f766e}.toast-error{background:#b3261e}.toast-info{background:#334155}@keyframes toast-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}.notfound{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:14px;padding:40px}.notfound strong{font-size:64px;color:var(--primary);line-height:1}.notfound h1{font-size:22px}@media(max-width:980px){.hero{grid-template-columns:1fr;padding:36px}.hero-side{max-width:420px}.stat-row{grid-template-columns:repeat(2,1fr)}.room-layout{grid-template-columns:1fr}.booking-panel{position:static}.admin-columns,.admin-columns-form{grid-template-columns:1fr}.admin-stat-grid{grid-template-columns:repeat(2,1fr)}.auth-page{grid-template-columns:1fr}.auth-hero{display:none}.auth-panel{min-height:100vh}}@media(max-width:760px){.topbar-inner{gap:16px;padding:10px 16px;height:auto;min-height:64px;flex-wrap:wrap}.main-nav{order:3;width:100%;overflow-x:auto;gap:2px;margin-right:0}.main-nav a{padding:7px 12px;font-size:13px}.topbar-user{margin-left:auto}.user-name{display:none}.page{padding:24px 16px 56px}.hero{padding:28px 22px;border-radius:20px}.hero h1{font-size:30px}.stat-row{gap:10px}.stat{padding:14px}.stat-value{font-size:22px}.page-head{flex-direction:column;align-items:flex-start;gap:14px}.room-head{align-items:flex-start}.room-available{text-align:left;padding:8px 14px}.seat-panel{padding:16px}.seat-map{padding:16px 12px}.seat{width:36px;height:34px;font-size:11px}.seat-row-seats{gap:6px}.form-grid{grid-template-columns:1fr}.field-inline{flex-direction:column;align-items:flex-start;width:100%}.field-inline input,.field-inline select{width:100%}.filter-bar{align-items:stretch}.admin-shell{flex-direction:column}.admin-sidebar{position:static;width:100%;flex:none;height:auto;padding:14px 16px;flex-direction:row;align-items:center;gap:16px;overflow-x:auto}.admin-brand{padding:0;border-bottom:0;flex:0 0 auto}.admin-brand span:last-child{display:none}.admin-nav{flex-direction:row;margin-top:0;gap:2px;overflow-x:auto}.admin-nav a{white-space:nowrap;padding:8px 10px}.admin-sidebar-foot{margin-top:0;margin-left:auto;flex-direction:row;align-items:center;border-top:0;padding-top:0;gap:8px}.admin-back{display:none}.admin-topbar{padding:0 16px}.admin-stat-grid{grid-template-columns:1fr 1fr}.admin-stat strong{font-size:24px}.auth-panel{padding:24px 16px}.auth-card{padding:24px}.booking-details{gap:18px}}@media(max-width:420px){.seat{width:32px;height:32px}.seat-row-label{width:14px;flex-basis:14px}.admin-stat-grid{grid-template-columns:1fr}}