:root{color-scheme:light;--bg: oklch(1 0 0);--surface: oklch(.975 0 0);--surface-strong: oklch(.94 0 0);--ink: oklch(.17 .01 260);--muted: oklch(.48 .01 260);--line: oklch(.9 0 0);--primary: oklch(.5 .18 29);--primary-dark: oklch(.4 .15 29);--accent: oklch(.78 .14 82);--river: oklch(.53 .11 226);--jade: oklch(.6 .11 153);--success: oklch(.57 .14 145);--warning: oklch(.72 .16 75);--danger: oklch(.58 .2 28);--radius: 10px;--shadow: 0 8px 24px oklch(.17 .01 260 / .08);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg)}button,input,select,textarea{font:inherit}button{border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);cursor:pointer;min-height:38px;padding:0 14px;transition:background .16s ease,color .16s ease,border-color .16s ease}button:hover:not(:disabled){border-color:var(--ink)}button:disabled{cursor:not-allowed;opacity:.45}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:var(--bg);min-height:40px;padding:9px 11px}textarea{min-height:110px;resize:vertical}label{display:grid;gap:7px;color:var(--muted);font-size:13px;font-weight:600}label input,label select,label textarea{color:var(--ink);font-weight:500}.login-shell{position:relative;isolation:isolate;overflow:hidden;min-height:100vh;display:grid;place-items:center;padding:32px;background:#010103}.login-shell:before,.login-shell:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:-2;pointer-events:none}.login-shell:before{animation:runway-light-sweep 16s ease-in-out infinite alternate;background:radial-gradient(circle at 17% 28%,oklch(.5 .18 29 / .32),transparent 24rem),radial-gradient(circle at 78% 78%,oklch(.53 .11 226 / .24),transparent 28rem),linear-gradient(118deg,transparent 0 45%,oklch(.78 .14 82 / .2) 45% 46.2%,transparent 46.2%),linear-gradient(180deg,#000,#040101,#100201 48%,#000102);background-size:130% 130%,118% 118%,140% 140%,100% 100%}.login-shell:after{top:auto;left:50%;bottom:-9vh;width:min(96vw,1420px);height:58vh;transform:translate(-50%);clip-path:polygon(39% 0,61% 0,83% 100%,17% 100%);z-index:-1;opacity:.9;animation:runway-pulse 5.8s ease-in-out infinite;background:linear-gradient(90deg,transparent 0 49.55%,oklch(.78 .14 82 / .22) 49.55% 50.45%,transparent 50.45%),linear-gradient(180deg,#ffffff1a,#b3241b24 42%,#0f010052,#00000080)}.login-bg-motion,.login-bg-motion span{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none}.bridge-cable{width:2px;height:145vh;top:-24vh;left:50%;opacity:.45;transform-origin:top center;background:linear-gradient(180deg,transparent,oklch(.78 .14 82 / .55),oklch(1 0 0 / .08),transparent);filter:drop-shadow(0 0 12px oklch(.78 .14 82 / .2))}.cable-a{animation:cable-a 14s ease-in-out infinite alternate}.cable-b{animation:cable-b 17s ease-in-out infinite alternate;background:linear-gradient(180deg,transparent,oklch(.53 .11 226 / .42),oklch(1 0 0 / .08),transparent)}.river-glow{top:auto;bottom:-18vh;height:58vh;opacity:.72;animation:river-breathe 8s ease-in-out infinite;background:radial-gradient(ellipse at 58% 40%,oklch(.53 .11 226 / .34),transparent 44%),linear-gradient(165deg,transparent 0 42%,oklch(.78 .14 82 / .18) 42% 43%,transparent 43% 100%)}.city-roof{top:auto;bottom:0;height:19vh;opacity:.5;background:linear-gradient(180deg,transparent 0 16%,oklch(.05 .02 29 / .92) 17% 100%);clip-path:polygon(0 70%,8% 70%,12% 52%,16% 70%,25% 70%,31% 42%,37% 70%,46% 70%,50% 56%,54% 70%,63% 70%,69% 38%,75% 70%,84% 70%,89% 50%,94% 70%,100% 70%,100% 100%,0 100%)}.palace-ridge{top:8vh;left:auto;right:-8vw;width:54vw;height:30vh;opacity:.2;transform:rotate(-8deg);animation:ridge-float 12s ease-in-out infinite alternate;background:linear-gradient(135deg,transparent 0 42%,oklch(.5 .18 29 / .5) 42% 45%,oklch(.78 .14 82 / .34) 45% 46.2%,transparent 46.2%)}.runway-line{top:48%;left:50%;width:2px;height:64vh;opacity:.38;background:linear-gradient(180deg,#fff0,#e4ad3c9e,#b3241b00);transform-origin:top center;animation:runway-line-glow 4.8s ease-in-out infinite}.runway-line.left{transform:translate(-180px) rotate(15deg)}.runway-line.right{transform:translate(180px) rotate(-15deg);animation-delay:-2.4s}.dust{opacity:.62;animation:backstage-dust 24s linear infinite;background-image:radial-gradient(circle,oklch(1 0 0 / .26) 0 1px,transparent 1.4px),radial-gradient(circle,oklch(.78 .14 82 / .22) 0 1px,transparent 1.5px);background-position:0 0,38px 62px;background-size:118px 118px,174px 174px}.aperture{left:50%;top:50%;width:72vw;height:72vw;max-width:980px;max-height:980px;transform:translate(-50%,-50%);opacity:.42;animation:aperture-rotate 28s linear infinite;background:conic-gradient(from 0deg,transparent 0 7%,oklch(1 0 0 / .09) 8% 9%,transparent 10% 18%,oklch(.78 .14 82 / .14) 19% 20%,transparent 21% 100%);-webkit-mask-image:radial-gradient(circle,transparent 0 34%,black 35% 44%,transparent 45% 100%);mask-image:radial-gradient(circle,transparent 0 34%,black 35% 44%,transparent 45% 100%)}.login-panel{position:relative;z-index:1;width:min(960px,100%);min-height:360px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:42px 54px;background:#fffffff7;border-radius:14px;box-shadow:0 24px 60px #00000038}@keyframes runway-light-sweep{0%{background-position:0% 50%,50% 20%,100% 50%,0 0;filter:brightness(.95)}50%{background-position:54% 48%,40% 58%,42% 50%,0 0;filter:brightness(1.08)}to{background-position:100% 52%,24% 80%,0% 52%,0 0;filter:brightness(.98)}}@keyframes runway-pulse{0%,to{opacity:.68;transform:translate(-50%) scaleY(.96)}48%{opacity:.96;transform:translate(-50%) scaleY(1.04)}}@keyframes backstage-dust{0%{background-position:0 0,38px 62px}to{background-position:118px -236px,-136px -112px}}@keyframes aperture-rotate{0%{transform:translate(-50%,-50%) rotate(0)}to{transform:translate(-50%,-50%) rotate(360deg)}}@keyframes cable-a{0%{transform:translate(-370px) rotate(-18deg)}to{transform:translate(-305px) rotate(-13deg)}}@keyframes cable-b{0%{transform:translate(320px) rotate(20deg)}to{transform:translate(250px) rotate(14deg)}}@keyframes river-breathe{0%,to{opacity:.56;transform:translateY(0)}50%{opacity:.82;transform:translateY(-10px)}}@keyframes ridge-float{0%{transform:translate(0) rotate(-8deg)}to{transform:translate(-36px) rotate(-8deg)}}@keyframes runway-line-glow{0%,to{opacity:.22}50%{opacity:.58}}.brand-mark{margin:0 0 14px;color:var(--accent);font-weight:800;letter-spacing:0}.login-panel h1{margin:0;max-width:11ch;font-size:54px;line-height:1.04;letter-spacing:0;text-wrap:balance}.login-copy{max-width:34rem;margin:12px 0 0;color:var(--muted);font-size:16px;line-height:1.65}.login-form{display:grid;gap:15px;padding:24px;background:var(--surface);border-radius:12px}.primary-action{border-color:var(--primary);background:var(--primary);color:#fff;font-weight:800}.primary-action:hover:not(:disabled){border-color:var(--primary-dark);background:var(--primary-dark)}.primary-action.compact{min-height:38px}.form-error,.global-error{padding:10px 12px;border-radius:8px;color:var(--danger);background:#ffede9;background:oklch(.96 .03 28);font-weight:700}.success-note{padding:10px 12px;border-radius:8px;color:#00450d;color:oklch(.34 .11 145);background:#dff6de;font-weight:700}.app-shell{min-height:100vh;display:grid;grid-template-columns:248px 1fr;background:var(--surface)}.sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:26px;padding:22px;border-right:1px solid var(--line);background:var(--bg)}.brand-block{display:flex;gap:12px;align-items:center}.brand-symbol{display:grid;place-items:center;width:42px;height:42px;border-radius:8px;background:var(--ink);color:#fff;font-weight:900}.brand-block div{display:grid;gap:2px}.brand-block span:last-child{color:var(--muted);font-size:12px}.sidebar nav{display:grid;gap:8px}.sidebar nav button,.logout{justify-content:flex-start;display:flex;align-items:center;gap:10px;border-color:transparent;background:transparent}.sidebar nav button.active{color:#fff;background:var(--ink)}.logout{margin-top:auto;color:var(--muted)}.workspace{min-width:0;padding:28px}.view-stack{display:grid;gap:22px}.view-header{display:flex;align-items:center;justify-content:space-between;gap:18px}.view-header h1{margin:0 0 7px;font-size:28px;letter-spacing:0}.view-header p{margin:0;color:var(--muted)}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.metric-card,.panel{background:var(--bg);border:1px 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#00000052}.modal>header{position:sticky;top:0;z-index:1;display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line);background:var(--bg)}.modal h2{margin:0;font-size:20px}.event-form,.settings-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;padding:22px}.event-form .full,.settings-form .full{grid-column:1 / -1}.field-help{margin:-4px 0 0;color:var(--muted);font-size:13px;line-height:1.55}.settings-form{max-width:760px}.checkbox-row{grid-column:1 / -1;display:flex;align-items:center;gap:10px;color:var(--ink)}.checkbox-row input{width:18px;min-height:18px}.form-actions{display:flex;justify-content:flex-end;gap:10px}@media (max-width: 980px){.app-shell{grid-template-columns:1fr}.sidebar{position:static;height:auto}.metric-grid,.split-grid{grid-template-columns:1fr 1fr}}@media (max-width: 720px){.login-panel{grid-template-columns:1fr;padding:28px}.login-panel 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