:root{--app-max-w: 1280px;--app-aside-w: 220px;--app-gap: 16px;--app-pad-x: clamp(12px, 3vw, 20px);--app-bg: #000000;--app-bg-elevated: #0a0a0a;--app-surface: #1a1a1a;--app-surface-muted: #121212;--app-surface-hover: #222222;--app-border: #2a2a2a;--app-border-subtle: #1f1f1f;--app-fg: #ffffff;--app-fg-secondary: #a0a0a0;--app-fg-muted: #666666;--brand-primary: #ff5500;--brand-primary-light: #ff7733;--brand-primary-dark: #e64d00;--brand-primary-hover: #ff6600;--brand-primary-bg: rgba(255, 85, 0, .14);--brand-primary-bg-strong: rgba(255, 85, 0, .22);--brand-primary-bg-soft: rgba(255, 85, 0, .08);--brand-primary-ring: rgba(255, 85, 0, .28);--brand-primary-disabled: rgba(255, 85, 0, .38);--brand-gradient-h: linear-gradient(90deg, #ff7733 0%, #ff5500 100%);--brand-gradient-v: linear-gradient(180deg, #ff6600 0%, #ff5500 100%);--brand-gradient-vip: linear-gradient(135deg, #e64d00 0%, #ff5500 55%, #ff8833 100%);--brand-accent: #ff5500;--brand-accent-bg: rgba(255, 85, 0, .12);--app-accent: var(--brand-primary);--app-scrollbar-thumb: rgba(255, 255, 255, .18);--app-scrollbar-thumb-hover: rgba(255, 255, 255, .28)}*,*:before,*:after{box-sizing:border-box}html,body,#app{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,sans-serif;background:var(--app-bg);color:var(--app-fg);-webkit-font-smoothing:antialiased}::selection{background:var(--brand-primary-bg-strong);color:var(--app-fg)}.app-message-container .n-message{border:1px solid transparent;font-weight:600;letter-spacing:.01em}.app-message-container .n-message__content{line-height:1.45}.app-message-container .n-message--info-type{border-color:#7ec2ff73}.app-message-container .n-message--success-type{border-color:#5dda9773}.app-message-container .n-message--warning-type{border-color:#ffd56a;outline:1px solid rgba(255,176,32,.35);outline-offset:1px}.app-message-container .n-message--error-type{border-color:#ffb4b48c}.app-message-container .n-message--loading-type{border-color:#ff883380}