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var(--shadow-glow);opacity: 0;transform: translateY(20px) scale(.9);pointer-events: none;transition: opacity .3s var(--ease),transform .4s var(--ease-spring)}.kf-backtop.is-visible{opacity: 1;transform: none;pointer-events: auto} .kf-btn,a.button,.button,input.button1,input.button2,a.button1,a.button2,button.button1,button.button2{position: relative;display: inline-flex;align-items: center;justify-content: center;gap: 8px;height: 42px;padding: 0 18px;border: 1px solid var(--line-2);border-radius: 13px;background: var(--surface);color: var(--ink);font: 700 .92rem/1 var(--font-sans);letter-spacing: .005em;white-space: nowrap;text-decoration: none;cursor: pointer;vertical-align: middle;box-shadow: var(--shadow-xs);transition: transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease);-webkit-appearance: none;appearance: none}.kf-btn:hover,a.button:hover,.button:hover,input.button1:hover,input.button2:hover,a.button1:hover,a.button2:hover{color: var(--ink);border-color: var(--primary);box-shadow: var(--ring)}.kf-btn:active,.button:active,input.button1:active,input.button2:active{transform: translateY(1px) scale(.98)}.kf-btn .i,.button .i{width: 18px;height: 18px}.kf-btn--primary,input.button1,a.button1,button.button1,input.default-submit-action,.kf-btn.is-primary{border-color: transparent;color: #fff;background: var(--aurora);background-size: 160% 100%;background-position: 0 0;box-shadow: 0 10px 24px -10px rgba(124,58,237,.7),inset 0 1px 0 rgba(255,255,255,.22)}.kf-btn--primary:hover,input.button1:hover,a.button1:hover,button.button1:hover{color: #fff;border-color: transparent;background-position: 100% 0;box-shadow: 0 16px 34px -12px rgba(124,58,237,.85),inset 0 1px 0 rgba(255,255,255,.25);transform: translateY(-1px)}.kf-btn--gold{border-color: transparent;color: #3b2205;background: var(--gold-grad);box-shadow: 0 10px 24px -10px rgba(217,119,6,.65),inset 0 1px 0 rgba(255,255,255,.4)}.kf-btn--gold:hover{color: #3b2205;border-color: transparent;transform: translateY(-1px)}.kf-btn--success{border-color: transparent;color: #fff;background: var(--emerald-grad)}.kf-btn--success:hover{color: #fff;border-color: transparent}.kf-btn--ghost{background: transparent;border-color: transparent;box-shadow: none;color: var(--muted)}.kf-btn--ghost:hover{background: var(--surface-3);border-color: transparent;box-shadow: none;color: var(--ink)}.kf-btn--soft{background: var(--ct);border-color: transparent;color: var(--c1);box-shadow: none}.kf-btn--soft:hover{background: var(--c1);color: #fff;border-color: transparent;box-shadow: none}.kf-btn--glass{background: rgba(255,255,255,.14);border-color: rgba(255,255,255,.28);color: #fff;box-shadow: none;-webkit-backdrop-filter: blur(8px);backdrop-filter: blur(8px)}.kf-btn--glass:hover{background: rgba(255,255,255,.24);color: #fff;border-color: rgba(255,255,255,.45);box-shadow: none}.kf-btn--sm,.button.button-icon-only,.post-buttons .button{height: 34px;padding: 0 12px;border-radius: 10px;font-size: .84rem}.kf-btn--lg{height: 52px;padding: 0 26px;border-radius: 16px;font-size: 1rem}.kf-btn--icon{width: 42px;padding: 0}.kf-btn--sm.kf-btn--icon{width: 34px}.kf-btn[disabled],.button.disabled,input.disabled{opacity: .5;pointer-events: none}.button-icon-only{padding: 0 9px}.button .caret{display: inline-flex;margin-left: 2px;opacity: .6;border: 0}.button-secondary{color: var(--muted)}.kf-btn-row{display: flex;flex-wrap: wrap;gap: 10px;align-items: center}.kf-btn--primary::after,.kf-btn--gold::after{content: "";position: absolute;inset: 0;border-radius: inherit;background: linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 48%,transparent 66%);background-size: 250% 100%;background-position: 120% 0;opacity: 0;transition: opacity .2s;pointer-events: none}.kf-btn--primary:hover::after,.kf-btn--gold:hover::after{opacity: 1;animation: kf-shine 1.1s var(--ease) forwards}.kf-chip{display: inline-flex;align-items: center;gap: 6px;height: 28px;padding: 0 11px;border-radius: 999px;background: var(--surface-3);color: var(--ink-2);font-size: .78rem;font-weight: 700;white-space: nowrap;line-height: 1}.kf-chip .i{width: 14px;height: 14px}.kf-chip--c{background: var(--ct);color: var(--c1)}.kf-chip--outline{background: transparent;border: 1px solid var(--line-2)}.kf-chip--glass{background: rgba(255,255,255,.16);color: #fff;border: 1px solid rgba(255,255,255,.25)}a.kf-chip:hover{color: inherit;filter: brightness(1.05)}.kf-badge{display: inline-flex;align-items: center;gap: 4px;height: 22px;padding: 0 8px;border-radius: 7px;font-size: .7rem;font-weight: 800;letter-spacing: .02em;text-transform: uppercase;white-space: nowrap;vertical-align: middle;line-height: 1}.kf-badge .i{width: 12px;height: 12px;stroke-width: 2.4}.kf-badge--solved{background: var(--success-bg);color: var(--success)}.kf-badge--sticky{background: var(--warning-bg);color: var(--warning)}.kf-badge--announce{background: var(--info-bg);color: var(--info)}.kf-badge--global{background: rgba(124,58,237,.14);color: #8b5cf6}.kf-badge--locked{background: var(--surface-3);color: var(--muted)}.kf-badge--hot{background: var(--danger-bg);color: var(--danger)}.kf-badge--poll{background: rgba(8,145,178,.13);color: #0e9fbf}.kf-badge--new{background: var(--aurora);color: #fff}.kf-badge--op{background: var(--gold-grad);color: #3b2205}.kf-badge--mod{background: rgba(5,150,105,.14);color: var(--success)}.badge{display: inline-block}.kf-card{position: relative;background: var(--surface);border: 1px solid var(--line);border-radius: var(--radius-lg);box-shadow: var(--shadow-sm)}.kf-card--pad{padding: 22px}.kf-card__head{display: flex;align-items: center;justify-content: space-between;gap: 12px;padding: 18px 20px 0}.kf-card__title{display: flex;align-items: center;gap: 10px;margin: 0;font-size: 1rem;font-weight: 800}.kf-card__title .kf-tile{width: 32px;height: 32px;border-radius: 10px}.kf-card__title .kf-tile .i{width: 17px;height: 17px}.kf-card__body{padding: 16px 20px 20px}.kf-card--glow::before{content: "";position: absolute;inset: -1px;z-index: -1;border-radius: inherit;background: var(--aurora);opacity: .0;filter: blur(18px);transition: opacity .35s var(--ease)}.kf-card--glow:hover::before{opacity: .35}.kf-tile{position: relative;display: inline-grid;place-items: center;flex: none;width: 48px;height: 48px;border-radius: 15px;color: #fff;background: linear-gradient(135deg,var(--c1),var(--c2));box-shadow: 0 10px 22px -10px var(--c1),inset 0 1px 0 rgba(255,255,255,.25)}.kf-tile .i{width: 24px;height: 24px;stroke-width: 1.9}.kf-tile--soft{background: var(--ct);color: var(--c1);box-shadow: none}.kf-tile--lg{width: 64px;height: 64px;border-radius: 20px}.kf-tile--lg .i{width: 32px;height: 32px}.kf-tile--xl{width: 84px;height: 84px;border-radius: 26px}.kf-tile--xl 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.kf-mono{font-size: 2.6rem}.kf-av.is-online::after{content: "";position: absolute;right: 2px;bottom: 2px;width: 11px;height: 11px;border-radius: 50%;background: #22c55e;box-shadow: 0 0 0 2.5px var(--surface)}.kf-av-stack{display: flex}.kf-av-stack .kf-av{box-shadow: 0 0 0 2.5px var(--surface)}.kf-av-stack .kf-av + .kf-av{margin-left: -10px}.dropdown-container{position: relative}.dropdown{display: none;position: absolute;top: calc(100% + 10px);left: 0;z-index: 960;width: max-content;min-width: 230px;max-width: min(380px,calc(100vw - 24px));margin: 0 !important;padding: 0;border: 1px solid var(--line);border-radius: 18px;background: var(--surface);box-shadow: var(--shadow-lg);color: var(--ink);font-size: .92rem;font-weight: 500;text-align: left;animation: kf-pop .18s var(--ease-out)}.dropdown-left .dropdown,.nojs .rightside .dropdown,.dropdown-container.rightside .dropdown{left: auto;right: 0}.dropdown-up .dropdown{top: auto;bottom: calc(100% + 10px)}.dropdown .pointer,.dropdown 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a.mark_read{position: absolute;right: 8px;top: 50%;transform: translateY(-50%);display: none;background: var(--surface);border-radius: 8px;padding: 6px}.dropdown-extended li:hover a.mark_read{display: block}.dropdown-extended li{position: relative}.inputbox,input[type="text"],input[type="email"],input[type="password"],input[type="search"],input[type="url"],input[type="number"],input[type="tel"],input[type="date"],select,textarea{min-height: 44px;padding: 10px 14px;border: 1px solid var(--line-2);border-radius: 13px;background: var(--surface);color: var(--ink);font-size: .95rem;line-height: 1.4;box-shadow: inset 0 1px 2px rgba(20,16,60,.04);transition: border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease);-webkit-appearance: none;appearance: none;max-width: 100%}input[type="search"]{-webkit-box-sizing: border-box;box-sizing: 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1.6}input::placeholder,textarea::placeholder{color: var(--faint)}input[type="checkbox"],input[type="radio"]{width: 20px;height: 20px;margin: 0 6px 0 0;vertical-align: -4px;accent-color: var(--primary);-webkit-appearance: auto;appearance: auto;min-height: 0;box-shadow: none}input[type="file"]{padding: 8px;border: 1px dashed var(--line-2);border-radius: 13px;background: var(--surface-2);max-width: 100%}input.inputbox{width: 100%}input.medium{width: 50%}input.narrow{width: 26%}input.tiny{width: 150px}textarea.inputbox{width: 100%}.autowidth{width: auto !important}.full{width: 100% !important}label{color: var(--ink-2)}dt label,.kf-label{font-weight: 750;color: var(--ink)}dt .explain,.explain{display: block;margin-top: 2px;color: var(--muted);font-size: .84rem;font-weight: 500}.kf-field{display: grid;gap: 7px;margin-bottom: 16px}.kf-input-icon{position: relative}.kf-input-icon>.i{position: absolute;left: 14px;top: 50%;transform: translateY(-50%);color: var(--faint);pointer-events: none}.kf-input-icon>input{padding-left: 42px;width: 100%}.pagination{display: flex;align-items: center;flex-wrap: wrap;gap: 8px;color: var(--muted);font-size: .86rem;font-weight: 650;float: none;text-align: left}.pagination>ul{display: flex;flex-wrap: wrap;gap: 4px;margin: 0;padding: 0;list-style: none}.pagination li{margin: 0;padding: 0;list-style: none}.pagination li a,.pagination li span,.pagination li.active span{display: inline-grid;place-items: center;min-width: 36px;height: 36px;padding: 0 10px;border: 1px solid var(--line);border-radius: 11px;background: var(--surface);color: var(--ink-2);font-weight: 700;font-size: .86rem;line-height: 1;box-shadow: none}.pagination li a:hover{border-color: var(--primary);color: var(--primary);box-shadow: var(--ring)}.pagination li.active span{background: var(--aurora);border-color: transparent;color: #fff;box-shadow: 0 8px 18px -8px rgba(124,58,237,.7)}.pagination li.ellipsis span{border: 0;background: none;min-width: 18px;padding: 0}.pagination li.page-jump a{padding: 0 8px}.pagination .page-jump .dropdown{min-width: 220px;padding: 10px}.pagination .page-jump-form{display: flex;gap: 6px}.pagination .page-jump-form .inputbox{width: 80px;min-height: 36px}.pagination .arrow a{padding: 0 10px}.pagination .button{height: 36px}.kf-pagecount{color: var(--faint);font-weight: 600}.darkenwrapper{display: none;position: relative;z-index: 1100}.darken{position: fixed;inset: 0;z-index: 1100;opacity: 1 !important;background: rgba(6,5,20,.55);-webkit-backdrop-filter: blur(6px);backdrop-filter: blur(6px)}.phpbb_alert{display: none;position: fixed;left: 50% !important;top: 22% !important;z-index: 1101;width: min(520px,calc(100vw - 32px));transform: translateX(-50%);margin: 0 !important;padding: 26px 26px 22px;border: 1px solid var(--line);border-radius: 24px;background: var(--surface);box-shadow: var(--shadow-lg);color: var(--ink)}.phpbb_alert .alert_title{margin: 0 0 8px;font-size: 1.15rem}.phpbb_alert .alert_text{color: var(--ink-2)}.phpbb_alert .alert_close{position: absolute;top: 12px;right: 12px;color: var(--faint)}.phpbb_alert .alert_close .icon::before,.phpbb_alert .alert_close .fa-times-circle{font-size: 1.3rem}.phpbb_alert fieldset.submit-buttons{display: flex;justify-content: flex-end;gap: 10px;margin-top: 18px}.phpbb_alert .alert_text input[type="submit"],.phpbb_alert .alert_text .button1,.phpbb_alert .alert_text .button2{margin: 4px}.loading_indicator{display: none;position: fixed;top: 50%;left: 50%;z-index: 1200;width: 54px;height: 54px;margin: -27px 0 0 -27px;border-radius: 50%;border: 4px solid rgba(255,255,255,.25);border-top-color: #fff;background: none !important;animation: kf-spin .8s linear infinite}.kf-notice{display: flex;gap: 14px;align-items: flex-start;padding: 16px 18px;border-radius: var(--radius);border: 1px solid var(--line);background: var(--surface)}.kf-notice .kf-tile{width: 40px;height: 40px;border-radius: 12px}.kf-notice .kf-tile .i{width: 20px;height: 20px}.kf-notice--info{background: var(--info-bg);border-color: transparent}.kf-notice--success{background: var(--success-bg);border-color: transparent}.kf-notice--warning{background: var(--warning-bg);border-color: transparent}.kf-notice--danger{background: var(--danger-bg);border-color: transparent}.kf-stats{display: grid;grid-template-columns: repeat(4,minmax(0,1fr));gap: 14px}.kf-stat{position: relative;display: flex;align-items: center;gap: 14px;padding: 18px;border-radius: var(--radius);background: var(--surface);border: 1px solid var(--line);box-shadow: var(--shadow-sm);overflow: hidden}.kf-stat::after{content: "";position: absolute;right: -30px;top: -30px;width: 110px;height: 110px;border-radius: 50%;background: radial-gradient(circle,var(--ct),transparent 70%)}.kf-stat__value{display: block;font-family: var(--font-display);font-weight: 700;font-size: 1.55rem;line-height: 1.1;letter-spacing: -.02em;font-variant-numeric: tabular-nums}.kf-stat__label{display: block;margin-top: 3px;color: var(--muted);font-size: .8rem;font-weight: 700}.kf-stat .kf-tile{width: 46px;height: 46px;border-radius: 14px}.kf-stat .kf-tile .i{width: 22px;height: 22px}.kf-empty{display: grid;justify-items: center;gap: 10px;padding: 44px 24px;text-align: center;border: 1.5px dashed var(--line-2);border-radius: var(--radius-lg);background: var(--surface-2);color: var(--muted)}.kf-empty .kf-tile{margin-bottom: 6px}.kf-empty h3{margin: 0;color: var(--ink)}.kf-empty p{max-width: 460px;margin: 0}.kf-palette{position: fixed;inset: 0;z-index: 1050;display: none;align-items: flex-start;justify-content: center;padding: 12vh 16px 16px}.kf-palette.is-open{display: flex}.kf-palette__scrim{position: absolute;inset: 0;background: rgba(6,5,20,.5);-webkit-backdrop-filter: blur(6px);backdrop-filter: blur(6px);animation: kf-fade .2s var(--ease)}.kf-palette__box{position: relative;width: min(680px,100%);max-height: 72vh;display: flex;flex-direction: column;border: 1px solid var(--line);border-radius: 24px;background: var(--surface);box-shadow: var(--shadow-lg),0 0 0 1px rgba(124,58,237,.15);overflow: hidden;animation: kf-pop .22s var(--ease-out)}.kf-palette__field{display: flex;align-items: center;gap: 12px;padding: 6px 16px;border-bottom: 1px solid var(--line)}.kf-palette__field .i{width: 22px;height: 22px;color: var(--primary)}.kf-palette__field input{flex: 1;min-height: 60px;border: 0;box-shadow: none !important;padding: 0;font-size: 1.1rem;background: transparent}.kf-palette__results{overflow-y: auto;padding: 8px}.kf-palette__group{padding: 10px 12px 6px;font-size: .7rem;font-weight: 800;letter-spacing: .14em;text-transform: uppercase;color: var(--faint)}.kf-palette__item{display: flex;align-items: center;gap: 12px;padding: 11px 12px;border-radius: 14px;color: var(--ink)}.kf-palette__item:hover,.kf-palette__item.is-active{background: var(--surface-3);color: var(--ink)}.kf-palette__item .kf-tile{width: 36px;height: 36px;border-radius: 11px}.kf-palette__item .kf-tile .i{width: 18px;height: 18px}.kf-palette__item-title{font-weight: 700;line-height: 1.3}.kf-palette__item-meta{display: block;color: var(--faint);font-size: .8rem;font-weight: 600}.kf-palette__foot{display: flex;gap: 14px;padding: 10px 16px;border-top: 1px solid var(--line);color: var(--faint);font-size: .76rem;font-weight: 650}.kf-palette__empty{padding: 26px;text-align: center;color: var(--faint)}.kf-toasts{position: fixed;left: 50%;bottom: 28px;z-index: 1300;display: grid;gap: 10px;transform: translateX(-50%);pointer-events: none}.kf-toast{display: flex;align-items: center;gap: 10px;padding: 12px 18px;border-radius: 16px;background: var(--surface-inv);color: var(--bg);font-weight: 700;font-size: .9rem;box-shadow: var(--shadow-lg);animation: kf-toast-in .35s var(--ease-spring)}.kf-toast .i{color: #34d399}[data-kf-tip]{position: relative}[data-kf-tip]:hover::after,[data-kf-tip]:focus-visible::after{content: attr(data-kf-tip);position: absolute;left: 50%;bottom: calc(100% + 8px);transform: translateX(-50%);z-index: 50;padding: 6px 10px;border-radius: 9px;background: var(--surface-inv);color: var(--bg);font-size: .74rem;font-weight: 700;white-space: nowrap;pointer-events: none;animation: kf-fade .15s var(--ease)}.kf-seg{display: inline-flex;padding: 4px;gap: 2px;border-radius: 14px;background: var(--surface-3)}.kf-seg a,.kf-seg button{display: inline-flex;align-items: center;gap: 6px;height: 34px;padding: 0 14px;border: 0;border-radius: 10px;background: none;color: var(--muted);font-weight: 700;font-size: .86rem}.kf-seg a:hover,.kf-seg button:hover{color: var(--ink)}.kf-seg .is-active{background: var(--surface);color: var(--ink);box-shadow: var(--shadow-sm)}.kf-list{list-style: none;margin: 0;padding: 0;display: grid;gap: 2px}.kf-list__item{display: flex;align-items: center;gap: 12px;padding: 10px;border-radius: 14px;transition: background var(--dur) var(--ease)}.kf-list__item:hover{background: var(--surface-2)}.kf-list__main{min-width: 0;flex: 1}.kf-list__title{display: -webkit-box;-webkit-line-clamp: 2;-webkit-box-orient: vertical;overflow: hidden;color: var(--ink);font-weight: 700;font-size: .9rem;line-height: 1.35}a.kf-list__title:hover{color: var(--link-hover)}.kf-list__meta{display: flex;flex-wrap: wrap;gap: 4px 10px;margin-top: 3px;color: var(--faint);font-size: .76rem;font-weight: 600}.kf-list__meta .i{width: 13px;height: 13px}.kf-list__num{font-family: var(--font-display);font-weight: 700;color: var(--muted);font-size: .9rem;min-width: 22px;text-align: right}.kf-rank-num{display: grid;place-items: center;flex: none;width: 28px;height: 28px;border-radius: 9px;background: var(--surface-3);color: var(--muted);font: 700 .8rem/1 var(--font-display)}.kf-list__item:nth-child(1) .kf-rank-num{background: var(--gold-grad);color: #3b2205}.kf-list__item:nth-child(2) .kf-rank-num{background: linear-gradient(135deg,#e2e8f0,#94a3b8);color: #1e293b}.kf-list__item:nth-child(3) .kf-rank-num{background: linear-gradient(135deg,#fed7aa,#c2410c);color: #431407}.kf-chart{position: relative;width: 100%;min-height: 220px}.kf-chart svg{display: block;width: 100%;height: auto;overflow: visible}.kf-chart .kf-axis text{fill: var(--faint);font-size: 11px;font-weight: 600;font-family: var(--font-sans)}.kf-chart .kf-gridline{stroke: var(--line);stroke-dasharray: 3 5}.kf-chart-legend{display: flex;flex-wrap: wrap;gap: 14px;margin-top: 10px;color: var(--muted);font-size: .8rem;font-weight: 700}.kf-chart-legend i{display: inline-block;width: 10px;height: 10px;margin-right: 6px;border-radius: 3px;vertical-align: 0}.kf-chart-tip{position: absolute;z-index: 5;padding: 8px 11px;border-radius: 11px;background: var(--surface-inv);color: var(--bg);font-size: .78rem;font-weight: 700;pointer-events: none;white-space: nowrap;transform: translate(-50%,-110%);box-shadow: var(--shadow)}.kf-chart-empty{position: absolute;inset: 0;display: grid;place-items: center;color: var(--faint);font-weight: 700;font-size: .9rem}.kf-spark{width: 100%;height: 46px;display: block}.kf-share{display: flex;flex-wrap: wrap;gap: 8px}.kf-share a,.kf-share button{display: inline-grid;place-items: center;width: 40px;height: 40px;border: 1px solid var(--line);border-radius: 12px;background: var(--surface);color: var(--ink-2);transition: transform var(--dur) var(--ease-spring),background var(--dur),color var(--dur)}.kf-share a:hover,.kf-share button:hover{transform: translateY(-2px);color: #fff;border-color: transparent}.kf-share .s-tg:hover{background: #229ed9}.kf-share .s-vb:hover{background: #7360f2}.kf-share .s-wa:hover{background: #25d366}.kf-share .s-x:hover{background: #0f0f0f}.kf-share .s-fb:hover{background: #1877f2}.kf-share .s-copy:hover{background: var(--aurora)}.kf-langhint{position: fixed;left: 20px;bottom: 24px;z-index: 890;display: flex;align-items: center;gap: 12px;padding: 10px 10px 10px 16px;border: 1px solid var(--line);border-radius: 16px;background: var(--surface);box-shadow: var(--shadow-lg);font-weight: 650;font-size: .9rem;animation: kf-pop .3s var(--ease-out);max-width: calc(100vw - 24px)} .kf-hero{position: relative;display: grid;grid-template-columns: minmax(0,1.15fr) minmax(0,.85fr);align-items: center;gap: 24px;margin: 6px 0 34px;padding: clamp(28px,4.5vw,56px);border-radius: var(--radius-xl);overflow: hidden;isolation: isolate;color: #fff;background: #0b0a24;box-shadow: 0 40px 80px -40px rgba(49,28,140,.65)}.kf-hero__bg{position: absolute;inset: 0;z-index: -1;background: radial-gradient(600px 380px at 85% 10%,rgba(124,58,237,.75),transparent 60%),radial-gradient(520px 360px at 60% 110%,rgba(219,39,119,.55),transparent 60%),radial-gradient(540px 420px at 0% 0%,rgba(37,99,235,.7),transparent 60%),radial-gradient(400px 300px at 30% 100%,rgba(5,150,105,.35),transparent 60%),linear-gradient(135deg,#0b0a24,#13103a);animation: kf-aurora 18s ease-in-out infinite alternate;background-size: 140% 140%}.kf-hero::after{content: "";position: absolute;inset: 0;z-index: -1;background-image: linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size: 36px 36px;-webkit-mask-image: radial-gradient(ellipse at 70% 40%,#000 20%,transparent 70%);mask-image: radial-gradient(ellipse at 70% 40%,#000 20%,transparent 70%)}.kf-eyebrow{display: inline-flex;align-items: center;gap: 9px;height: 32px;padding: 0 14px 0 10px;border-radius: 999px;background: rgba(255,255,255,.1);border: 1px solid rgba(255,255,255,.18);font-size: .8rem;font-weight: 750;letter-spacing: .02em;-webkit-backdrop-filter: blur(8px);backdrop-filter: blur(8px)}.kf-live-dot{width: 9px;height: 9px;border-radius: 50%;background: #22c55e;box-shadow: 0 0 0 0 rgba(34,197,94,.7);animation: kf-ping 2s infinite}.kf-hero__title{margin: 18px 0 14px;color: #fff;font-family: var(--font-display);font-weight: 700;font-size: clamp(1.9rem,1.2rem + 2.8vw,3.35rem);line-height: 1.08;letter-spacing: -.03em}.kf-hero__title .kf-grad-text{background: linear-gradient(100deg,#93c5fd,#c4b5fd 40%,#f9a8d4 70%,#fde68a);-webkit-background-clip: text;background-clip: text;background-size: 200% 100%;animation: kf-gradient-x 8s ease-in-out infinite alternate}.kf-hero__lead{max-width: 560px;margin-bottom: 26px;color: rgba(235,236,255,.82);font-size: clamp(1rem,.95rem + .3vw,1.12rem)}.kf-hero__stats{display: grid;grid-template-columns: repeat(4,minmax(0,1fr));gap: 10px;max-width: 620px;margin: 30px 0 0}.kf-hero__stats>div{padding: 14px 16px;border-radius: 18px;background: rgba(255,255,255,.07);border: 1px solid rgba(255,255,255,.12);-webkit-backdrop-filter: blur(10px);backdrop-filter: blur(10px)}.kf-hero__stats dt{color: rgba(225,228,255,.7);font-size: .74rem;font-weight: 700;letter-spacing: .03em}.kf-hero__stats dd{margin: 4px 0 0;font-family: var(--font-display);font-weight: 700;font-size: 1.45rem;letter-spacing: -.02em;font-variant-numeric: tabular-nums}.kf-hero__art{position: relative;color: #fff}.kf-hero__art svg{width: 100%;height: auto;filter: drop-shadow(0 30px 40px rgba(0,0,0,.35))}.kf-hero__spark{margin-top: 18px;max-width: 620px}.kf-hero__spark-label{display: flex;justify-content: space-between;color: rgba(225,228,255,.7);font-size: .75rem;font-weight: 700;margin-bottom: 4px}.kf-quick{display: flex;flex-wrap: wrap;gap: 10px;margin: -14px 0 28px}.kf-quick a{display: inline-flex;align-items: center;gap: 8px;height: 40px;padding: 0 16px;border-radius: 13px;border: 1px solid var(--line);background: var(--surface);color: var(--ink-2);font-weight: 700;font-size: .88rem;box-shadow: var(--shadow-xs);transition: transform var(--dur) var(--ease),border-color var(--dur),color var(--dur)}.kf-quick a .i{color: var(--c1)}.kf-quick a:hover{transform: translateY(-2px);border-color: var(--c1);color: var(--ink)}.kf-cat{margin-bottom: 34px}.kf-cat__head{display: flex;align-items: center;gap: 16px;margin-bottom: 16px}.kf-cat__title{margin: 0;font-size: 1.32rem;font-weight: 800;letter-spacing: -.02em}.kf-cat__title a{color: var(--ink)}.kf-cat__title a:hover{color: var(--c1)}.kf-cat__desc{margin: 2px 0 0;color: var(--muted);font-size: .9rem}.kf-cat__line{flex: 1;height: 1px;margin-left: 8px;background: linear-gradient(90deg,var(--ct),transparent);align-self: center}.kf-forums{display: grid;grid-template-columns: repeat(auto-fill,minmax(min(100%,400px),1fr));gap: 14px;margin: 0;padding: 0;list-style: none}.kf-forum{list-style: none;margin: 0;padding: 0}.kf-forum>dl{position: relative;height: 100%;display: flex;flex-direction: column;gap: 14px;margin: 0;padding: 18px;border: 1px solid var(--line);border-radius: var(--radius-lg);background: var(--surface);box-shadow: var(--shadow-sm);overflow: hidden;transition: transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}.kf-forum>dl::before{content: "";position: absolute;left: 0;top: 0;right: 0;height: 3px;background: linear-gradient(90deg,var(--c1),var(--c2));opacity: 0;transition: opacity .35s var(--ease)}.kf-forum>dl::after{content: "";position: absolute;right: -60px;top: -60px;width: 180px;height: 180px;border-radius: 50%;background: radial-gradient(circle,var(--ct),transparent 70%);pointer-events: none;transition: transform .5s var(--ease)}.kf-forum>dl:hover{transform: translateY(-3px);box-shadow: var(--shadow);border-color: color-mix(in srgb,var(--c1) 35%,var(--line))}.kf-forum>dl:hover::before{opacity: 1}.kf-forum>dl:hover::after{transform: scale(1.3)}.kf-forum dt{display: flex;gap: 14px;align-items: flex-start;margin: 0;padding: 0;width: auto;float: none}.kf-forum dd{margin: 0;padding: 0;float: none;width: auto;border: 0}.kf-forum__icon{transition: transform .45s var(--ease-spring)}.kf-forum>dl:hover .kf-forum__icon{transform: rotate(-6deg) scale(1.06)}.kf-unread-dot{position: absolute;top: -3px;right: -3px;display: none;width: 14px;height: 14px;border-radius: 50%;background: #f43f5e;box-shadow: 0 0 0 3px var(--surface)}.forum_unread .kf-unread-dot,.forum_unread_subforum .kf-unread-dot,.forum_unread_locked .kf-unread-dot{display: block;animation: kf-ping-red 2.2s infinite}.kf-forum__text{min-width: 0;flex: 1;position: static}.kf-forum__desc a,.kf-forum .forum-image{position: relative;z-index: 2}.kf-forum__title,a.forumtitle{display: inline-block;color: var(--ink);font-weight: 800;font-size: 1.04rem;line-height: 1.3;letter-spacing: -.01em}.kf-forum__title:hover,a.forumtitle:hover{color: var(--c1)}.kf-forum__title::after{content: "";position: absolute;inset: 0;z-index: 0}.kf-forum__desc{margin: 4px 0 0;color: var(--muted);font-size: .88rem;line-height: 1.5}.kf-forum__subs{display: flex;flex-wrap: wrap;gap: 6px;margin-top: 10px;position: relative;z-index: 2}.kf-forum__subs a{display: inline-flex;align-items: center;gap: 5px;height: 26px;padding: 0 10px;border-radius: 999px;background: var(--ct);color: var(--c1);font-size: .76rem;font-weight: 750}.kf-forum__subs a:hover{background: var(--c1);color: #fff}.kf-forum__subs a .i{width: 12px;height: 12px}.kf-forum__subs a.unread::before{content: "";width: 6px;height: 6px;border-radius: 50%;background: #f43f5e}.kf-forum__foot{position: relative;z-index: 1;display: flex;align-items: center;gap: 12px;margin-top: auto;padding-top: 14px;border-top: 1px dashed var(--line-2)}.kf-forum__nums{display: flex;gap: 14px;flex: none}.kf-forum__nums span{display: flex;flex-direction: column;line-height: 1.1;color: var(--faint);font-size: .7rem;font-weight: 700;text-transform: uppercase;letter-spacing: .05em}.kf-forum__nums b{color: var(--ink);font-family: var(--font-display);font-size: 1.02rem;font-weight: 700;letter-spacing: -.01em;text-transform: none}.kf-lastpost{display: flex;align-items: center;gap: 10px;min-width: 0;margin-left: auto;position: relative;z-index: 2}.kf-lastpost__text{min-width: 0;text-align: right;line-height: 1.3}.kf-lastpost__title{display: block;max-width: 220px;overflow: hidden;text-overflow: ellipsis;white-space: nowrap;color: var(--ink-2);font-size: .82rem;font-weight: 700}.kf-lastpost__meta{display: block;color: var(--faint);font-size: 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var(--line-2);color: var(--muted);font-size: .8rem}.kf-support{position: relative;overflow: hidden;padding: 22px;border-radius: var(--radius-lg);color: #fff;background: radial-gradient(260px 160px at 100% 0%,rgba(251,191,36,.45),transparent 70%),linear-gradient(135deg,#1e1b4b,#4c1d95 55%,#831843);box-shadow: var(--shadow)}.kf-support h3{color: #fff;margin-bottom: 6px}.kf-support p{color: rgba(240,238,255,.82);font-size: .9rem;margin-bottom: 16px}.kf-forumhero{position: relative;display: flex;align-items: center;gap: 22px;margin: 6px 0 22px;padding: clamp(22px,3vw,34px);border-radius: var(--radius-xl);overflow: hidden;isolation: isolate;color: #fff;background: linear-gradient(135deg,var(--c1),var(--c2));box-shadow: 0 30px 60px -32px var(--c1)}.kf-forumhero::before{content: "";position: absolute;inset: 0;z-index: -1;background: radial-gradient(420px 240px at 92% -10%,rgba(255,255,255,.35),transparent 65%),radial-gradient(360px 260px at 0% 120%,rgba(0,0,0,.28),transparent 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linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size: 28px 28px}.kf-profile__card{position: relative;display: flex;flex-wrap: wrap;align-items: flex-end;gap: 22px;padding: 0 28px 26px;border: 1px solid var(--line);border-top: 0;border-radius: 0 0 var(--radius-xl) var(--radius-xl);background: var(--surface);box-shadow: var(--shadow)}.kf-profile__avatar{margin-top: -56px;padding: 6px;border-radius: 36px;background: var(--surface);box-shadow: var(--shadow)}.kf-profile__main{flex: 1;min-width: 240px;padding-top: 16px}.kf-profile__name{margin: 0;font-family: var(--font-display);font-weight: 700;font-size: clamp(1.4rem,1.1rem + 1vw,2rem);letter-spacing: -.02em}.kf-profile__sub{display: flex;flex-wrap: wrap;gap: 8px;margin-top: 8px}.kf-profile__actions{display: flex;flex-wrap: wrap;gap: 8px}.kf-profile-grid{display: grid;grid-template-columns: minmax(0,1.4fr) minmax(0,1fr);gap: 18px;margin-top: 18px}.kf-facts{display: grid;gap: 0;margin: 0}.kf-facts>div{display: flex;justify-content: space-between;gap: 16px;padding: 11px 0;border-bottom: 1px dashed var(--line-2)}.kf-facts>div:last-child{border-bottom: 0}.kf-facts dt{color: var(--muted);font-weight: 650;margin: 0;float: none;width: auto}.kf-facts dd{margin: 0;font-weight: 750;text-align: right;color: var(--ink);word-break: break-word}.kf-bars{display: grid;gap: 12px}.kf-bar__row{display: grid;gap: 6px}.kf-bar__label{display: flex;justify-content: space-between;gap: 10px;font-size: .84rem;font-weight: 700}.kf-bar__label span:last-child{color: var(--muted);font-variant-numeric: tabular-nums}.kf-bar{height: 10px;border-radius: 99px;background: var(--surface-3);overflow: hidden}.kf-bar>i{display: block;height: 100%;width: var(--w,0);border-radius: inherit;background: linear-gradient(90deg,var(--c1),var(--c2));transition: width 1.1s var(--ease-out)}.kf-reveal:not(.is-in) .kf-bar>i{width: 0}.kf-cp{display: 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a{padding: 7px 10px;font-weight: 650;font-size: .86rem;color: var(--muted)}.kf-cp__sub .active-subsection a,.kf-cp__sub a.is-active{background: var(--ct);color: var(--c1);box-shadow: none}.kf-cp__main{min-width: 0}.kf-cp__main>h2,.kf-cp__title{margin: 0 0 16px;font-size: 1.45rem;font-weight: 850;letter-spacing: -.02em}.kf-cp__friends{padding: 14px 16px}.kf-cp__friends h3{font-size: .8rem;text-transform: uppercase;letter-spacing: .1em;color: var(--faint)}.kf-dash{display: grid;grid-template-columns: repeat(12,minmax(0,1fr));gap: 16px}.kf-dash>.span-12{grid-column: span 12}.kf-dash>.span-8{grid-column: span 8}.kf-dash>.span-7{grid-column: span 7}.kf-dash>.span-6{grid-column: span 6}.kf-dash>.span-5{grid-column: span 5}.kf-dash>.span-4{grid-column: span 4}.kf-dash>.span-3{grid-column: span 3}.kf-auth{display: grid;grid-template-columns: minmax(0,1fr) minmax(0,1.05fr);max-width: 1060px;margin: 18px auto 40px;border-radius: var(--radius-xl);overflow: hidden;background: var(--surface);border: 1px solid var(--line);box-shadow: var(--shadow-lg)}.kf-auth__art{position: relative;padding: 44px 40px;color: #fff;isolation: isolate;overflow: hidden;background: #0b0a24}.kf-auth__art::before{content: "";position: absolute;inset: 0;z-index: -1;background: radial-gradient(420px 300px at 100% 0%,rgba(124,58,237,.8),transparent 65%),radial-gradient(400px 300px at 0% 100%,rgba(37,99,235,.7),transparent 65%),radial-gradient(300px 220px at 90% 100%,rgba(219,39,119,.55),transparent 65%);animation: kf-aurora 16s ease-in-out infinite alternate;background-size: 140% 140%}.kf-auth__art h2{color: #fff;font-family: var(--font-display);font-weight: 700;font-size: 1.7rem;letter-spacing: -.02em;margin: 24px 0 12px}.kf-auth__art p{color: rgba(236,236,255,.82)}.kf-auth__perks{list-style: none;margin: 26px 0 0;padding: 0;display: grid;gap: 14px}.kf-auth__perks li{display: flex;gap: 12px;align-items: flex-start;color: rgba(240,240,255,.92);font-weight: 600}.kf-auth__perks .kf-tile{width: 36px;height: 36px;border-radius: 11px;background: rgba(255,255,255,.14);border: 1px solid rgba(255,255,255,.22);box-shadow: none}.kf-auth__perks .kf-tile .i{width: 18px;height: 18px}.kf-auth__form{padding: 44px 40px}.kf-auth__form h1{font-size: 1.7rem;font-weight: 850;letter-spacing: -.02em;margin-bottom: 6px}.kf-auth__form .kf-sub{color: var(--muted);margin-bottom: 26px}.kf-auth__row{display: flex;flex-wrap: wrap;align-items: center;justify-content: space-between;gap: 10px;margin: 6px 0 20px;font-size: .88rem}.kf-auth__alt{margin-top: 22px;padding-top: 20px;border-top: 1px solid var(--line);color: var(--muted);text-align: center;font-size: .9rem}.kf-auth fieldset dl{display: grid;gap: 7px;margin: 0 0 16px;padding: 0}.kf-auth fieldset dt,.kf-auth fieldset dd{float: none;width: auto;margin: 0}.kf-auth fieldset dd input.inputbox,.kf-auth fieldset dd input[type="text"],.kf-auth fieldset dd input[type="password"],.kf-auth fieldset dd input[type="email"]{width: 100%}.kf-pagehead{margin: 8px 0 24px}.kf-pagehead h1{font-family: var(--font-display);font-weight: 700;letter-spacing: -.03em;margin-bottom: 8px}.kf-pagehead p{color: var(--muted);max-width: 760px;font-size: 1.02rem}.kf-pagehead__row{display: flex;flex-wrap: wrap;align-items: flex-end;justify-content: space-between;gap: 18px}.kf-kpis{display: grid;grid-template-columns: repeat(4,minmax(0,1fr));gap: 14px;margin-bottom: 18px}.kf-kpi{position: relative;padding: 20px;border-radius: var(--radius-lg);border: 1px solid var(--line);background: var(--surface);box-shadow: var(--shadow-sm);overflow: hidden}.kf-kpi::before{content: "";position: absolute;inset: auto -40px -60px auto;width: 160px;height: 160px;border-radius: 50%;background: radial-gradient(circle,var(--ct),transparent 70%)}.kf-kpi__top{display: flex;align-items: center;justify-content: space-between}.kf-kpi__label{color: var(--muted);font-weight: 750;font-size: .84rem}.kf-kpi__value{display: block;margin-top: 12px;font-family: var(--font-display);font-weight: 700;font-size: 2rem;letter-spacing: -.03em;line-height: 1;font-variant-numeric: tabular-nums}.kf-kpi__hint{display: block;margin-top: 8px;color: var(--faint);font-size: .78rem;font-weight: 650}.kf-kpi .kf-tile{width: 40px;height: 40px;border-radius: 12px}.kf-kpi .kf-tile .i{width: 20px;height: 20px}.kf-kpi--hero{color: #fff;background: linear-gradient(135deg,var(--c1),var(--c2));border-color: transparent;box-shadow: 0 20px 40px -20px var(--c1)}.kf-kpi--hero .kf-kpi__label,.kf-kpi--hero .kf-kpi__hint{color: rgba(255,255,255,.8)}.kf-kpi--hero .kf-tile{background: rgba(255,255,255,.18);box-shadow: none}.kf-kpi--hero::before{background: radial-gradient(circle,rgba(255,255,255,.25),transparent 70%)}.kf-heat{display: grid;grid-template-columns: 34px repeat(24,minmax(0,1fr));gap: 3px;font-size: .66rem;color: var(--faint);font-weight: 700}.kf-heat span{display: grid;place-items: center}.kf-heat i{display: block;aspect-ratio: 1;border-radius: 4px;background: 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var(--ease);color: var(--primary)}.kf-faq details[open] summary .i{transform: rotate(180deg)}.kf-faq .kf-faq__a{padding: 0 20px 18px;color: var(--ink-2)}.kf-search-hero{padding: 26px;margin-bottom: 18px}.kf-results-head{display: flex;flex-wrap: wrap;align-items: center;justify-content: space-between;gap: 12px;margin-bottom: 14px}.kf-result{display: grid;grid-template-columns: 44px minmax(0,1fr);gap: 14px;padding: 18px 20px;margin-bottom: 12px;border: 1px solid var(--line);border-radius: var(--radius-lg);background: var(--surface);box-shadow: var(--shadow-sm)}.kf-result__title{font-weight: 800;font-size: 1.02rem;color: var(--ink)}.kf-result__meta{display: flex;flex-wrap: wrap;gap: 6px 12px;margin: 4px 0 10px;color: var(--faint);font-size: .8rem;font-weight: 650}.kf-result .content{font-size: .92rem;color: var(--ink-2);max-height: 220px;overflow: hidden;-webkit-mask-image: linear-gradient(180deg,#000 75%,transparent);mask-image: linear-gradient(180deg,#000 75%,transparent)}.kf-result.is-solution{border-color: rgba(5,150,105,.4)}.kf-message{max-width: 720px;margin: 30px auto;padding: 36px;text-align: center}.kf-message .kf-tile{margin: 0 auto 18px}.kf-message h2{font-size: 1.5rem}.kf-message p{color: var(--ink-2)}.kf-members{display: grid;grid-template-columns: repeat(auto-fill,minmax(min(100%,260px),1fr));gap: 14px}.kf-member{display: flex;gap: 14px;align-items: center;padding: 16px}.kf-member__name{font-weight: 800}.kf-member__meta{color: var(--faint);font-size: .8rem;font-weight: 650;margin-top: 2px}.kf-member__nums{display: flex;gap: 12px;margin-top: 8px;font-size: .78rem;color: var(--muted);font-weight: 700}.kf-letters{display: flex;flex-wrap: wrap;gap: 4px}.kf-letters a{display: inline-grid;place-items: center;min-width: 32px;height: 32px;padding: 0 6px;border-radius: 9px;background: var(--surface);border: 1px solid var(--line);font-weight: 750;font-size: .82rem;color: var(--ink-2)}.kf-letters a:hover,.kf-letters 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var(--primary);-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 7H6a3 3 0 0 0-3 3v1a3 3 0 0 0 3 3h1v1a3 3 0 0 1-3 3v2a5 5 0 0 0 5-5V8a1 1 0 0 0-1-1Zm11 0h-4a3 3 0 0 0-3 3v1a3 3 0 0 0 3 3h1v1a3 3 0 0 1-3 3v2a5 5 0 0 0 5-5V8a1 1 0 0 0-1-1Z'/%3E%3C/svg%3E") center / contain no-repeat;mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M10 7H6a3 3 0 0 0-3 3v1a3 3 0 0 0 3 3h1v1a3 3 0 0 1-3 3v2a5 5 0 0 0 5-5V8a1 1 0 0 0-1-1Zm11 0h-4a3 3 0 0 0-3 3v1a3 3 0 0 0 3 3h1v1a3 3 0 0 1-3 3v2a5 5 0 0 0 5-5V8a1 1 0 0 0-1-1Z'/%3E%3C/svg%3E") center / contain no-repeat}blockquote cite a{color: var(--ink)}blockquote cite span{color: var(--faint);font-weight: 600}blockquote cite .responsive-hide{margin-left: auto}blockquote .codebox{margin-top: .5em}blockquote.uncited{padding-top: 14px}.codebox{position: relative;margin: 1em 0;border-radius: 16px;background: var(--code-bg);color: var(--code-ink);box-shadow: var(--shadow),inset 0 0 0 1px rgba(255,255,255,.06);overflow: hidden}.codebox>p{display: flex;align-items: center;justify-content: space-between;gap: 10px;margin: 0;padding: 10px 14px 10px 16px;border-bottom: 1px solid var(--code-line);background: rgba(255,255,255,.03);color: rgba(230,230,255,.6);font: 800 .72rem/1 var(--font-sans);letter-spacing: .12em;text-transform: uppercase}.codebox>p::before{content: "";width: 46px;height: 12px;margin-right: 4px;background: radial-gradient(circle at 6px 6px,#ff5f57 5px,transparent 5.5px),radial-gradient(circle at 23px 6px,#febc2e 5px,transparent 5.5px),radial-gradient(circle at 40px 6px,#28c840 5px,transparent 5.5px);flex: none}.codebox>p a{margin-left: auto;color: rgba(230,230,255,.75);letter-spacing: .04em;text-transform: none;font-weight: 700;font-size: .78rem}.codebox>p a:hover{color: #fff}.codebox pre{margin: 0;padding: 16px 18px;max-height: 520px;overflow: auto}.codebox code,.content code,.content pre{font-family: var(--font-mono);font-size: .86rem;line-height: 1.65;tab-size: 4}.codebox code{display: block;white-space: pre;color: var(--code-ink);background: none;padding: 0}.content code:not(.codebox code){padding: .15em .45em;border-radius: 7px;background: var(--surface-3);color: var(--fuchsia);font-size: .88em}.kf-copy-code{display: inline-flex;align-items: center;gap: 6px;height: 28px;padding: 0 10px;border: 1px solid rgba(255,255,255,.14);border-radius: 9px;background: rgba(255,255,255,.06);color: rgba(230,230,255,.85);font: 700 .74rem/1 var(--font-sans);letter-spacing: 0;text-transform: none}.kf-copy-code:hover{background: rgba(255,255,255,.14);color: #fff}.kf-copy-code.is-done{color: #34d399;border-color: rgba(52,211,153,.5)}.hljs-keyword,.hljs-selector-tag,.hljs-built_in{color: #c4b5fd}.hljs-string,.hljs-attr,.hljs-template-variable{color: #86efac}.hljs-number,.hljs-literal{color: #fdba74}.hljs-comment,.hljs-quote{color: #7c7fa8;font-style: 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