/* Fun tools shared layout (Soft & clear) */
.tool-app *{box-sizing:border-box}
.tool-app p{margin:0}
.tool-app .fz{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:16px;align-items:start}
.tool-app .fz-main,.tool-app .fz-side{min-width:0;display:grid;gap:16px}
.tool-app .fz-main{align-content:start}
.tool-app .fz-panel{background:var(--zl-surface);border:1px solid var(--zl-line);border-radius:18px;padding:18px;display:grid;gap:14px;align-content:start;min-width:0}
.tool-app .fz-panel.fz-alt{background:var(--zl-surface-2)}
.tool-app .fz-panel-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.tool-app .fz-field{display:grid;gap:6px;min-width:0}
.tool-app .fz-field>label,.tool-app .fz-range-row label,.tool-app .fz-label{font:500 14px/1.3 var(--zl-font-head);color:var(--zl-ink-2)}
.tool-app .fz-field select,.tool-app .fz-field input{font-size:16px}
.tool-app .fz-field select,.tool-app .fz-field input[type=text],.tool-app .fz-field input[type=number],.tool-app .fz-field input[type=search]{width:100%;min-height:44px;padding:0 12px}
.tool-app .fz-field textarea{width:100%;padding:10px 12px;min-height:120px;resize:vertical;font-family:var(--zl-font-body);line-height:1.5}
.tool-app .fz-field input[type=range]{width:100%;min-height:28px;margin:0}
.tool-app .fz-range-row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.tool-app .fz-range-row strong{font:600 14px var(--zl-font-head);color:var(--zl-ink)}
.tool-app .fz-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tool-app .fz-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tool-app .fz-actions-center{justify-content:center}
.tool-app .fz-sm{min-height:44px;padding:0 14px;font-size:14px}
.tool-app .btn-outline.fz-danger{color:var(--zl-danger)}
.tool-app .btn-outline.fz-danger:hover{border-color:var(--zl-danger);color:var(--zl-danger)}
.tool-app .btn-outline[aria-pressed="true"]{background:var(--zl-tint);border-color:var(--zl-accent);color:var(--zl-accent-strong)}
.tool-app .fz-result{text-align:center;display:grid;gap:4px;min-height:64px}
.tool-app .fz-result-title{font:600 clamp(26px,3.4vw,36px)/1.15 var(--zl-font-head);color:var(--zl-ink);letter-spacing:-.02em}
.tool-app .fz-result-sub{color:var(--zl-muted);font-size:15px}
.tool-app .fz-stats{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
.tool-app .fz-stat{background:var(--zl-surface-2);border:1px solid var(--zl-line);border-radius:12px;padding:10px 12px;display:grid;gap:2px;min-width:0}
.tool-app .fz-stat strong{font:600 20px/1.2 var(--zl-font-head);color:var(--zl-ink);overflow-wrap:anywhere}
.tool-app .fz-stat span{color:var(--zl-muted);font-size:13px;line-height:1.35}
.tool-app .fz-stat span b{font-weight:600;color:var(--zl-ink-2)}
.tool-app .fz-mode{text-align:center;color:var(--zl-muted);font-size:14px;min-height:1.4em}
.tool-app .fz-note{color:var(--zl-muted);font-size:14px;min-height:1.3em}
.tool-app .fz-toggle{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:44px}
.tool-app .fz-toggle span{font:500 14px var(--zl-font-head);color:var(--zl-ink-2)}
.tool-app .fz-switch{width:50px;height:30px;border:0;border-radius:999px;background:var(--zl-line-2);position:relative;cursor:pointer;flex:none;padding:0}
.tool-app .fz-switch::after{content:"";position:absolute;top:4px;left:4px;width:22px;height:22px;border-radius:50%;background:#fff;transition:left .15s ease}
.tool-app .fz-switch.active{background:var(--zl-accent)}
.tool-app .fz-switch.active::after{left:24px}
html[data-theme="dark"] .tool-app .fz-switch::after{background:var(--zl-ink)}
html[data-theme="dark"] .tool-app .fz-switch.active::after{background:var(--zl-accent-ink)}
.tool-app .fz-history{display:grid;gap:6px;max-height:280px;overflow:auto}
.tool-app .fz-history-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 12px;border:1px solid var(--zl-line);border-radius:12px;background:var(--zl-surface-2)}
.tool-app .fz-history-item strong{font:600 15px var(--zl-font-head);color:var(--zl-ink)}
.tool-app .fz-history-item span{color:var(--zl-muted);font-size:13px}
.tool-app .fz-empty{padding:16px;text-align:center;color:var(--zl-muted);border:1px dashed var(--zl-line-2);border-radius:12px;background:var(--zl-surface-2);font-size:14px}
/* dialog */
.tool-app .tz-modal{position:fixed;inset:0;z-index:300;display:none;align-items:center;justify-content:center;padding:16px}
.tool-app .tz-modal.show{display:flex}
.tool-app .tz-modal-backdrop{position:absolute;inset:0;background:rgba(9,22,23,.5)}
.tool-app .tz-modal-card{position:relative;width:min(560px,100%);max-height:88vh;overflow:auto;border:1px solid var(--zl-line);border-radius:22px;background:var(--zl-surface);color:var(--zl-ink);display:flex;flex-direction:column}
.tool-app .tz-modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:18px 20px;border-bottom:1px solid var(--zl-line)}
.tool-app .tz-modal-head p:not(.zl-ui-title){color:var(--zl-muted);font-size:14px;margin-top:4px}
.tool-app .tz-modal-close{flex:none;width:44px;height:44px;border:1.5px solid var(--zl-line-2);border-radius:999px;background:var(--zl-surface);color:var(--zl-ink);font-size:22px;line-height:1;cursor:pointer}
.tool-app .tz-modal-body{padding:18px 20px 20px;display:grid;gap:14px}
.tool-app .tz-modal-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
@media (max-width:1100px){.tool-app .fz{grid-template-columns:1fr}}
@media (max-width:640px){
.tool-app .fz-panel{padding:14px}
.tool-app .fz-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
.tool-app .fz-row{grid-template-columns:1fr}
.tool-app .fz-actions-center>button{flex:1 1 auto}
}
/* emoji */
.tool-app .em-stage{display:grid;justify-items:center;gap:8px;padding:28px 16px 22px;border-radius:14px;background:var(--zl-surface-2);border:1px solid var(--zl-line)}
.tool-app .emoji-main{font-size:clamp(88px,12vw,128px);line-height:1.1;font-family:"Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji","Twemoji Mozilla",sans-serif;min-height:1.1em}
.tool-app .emoji-main.pop{animation:emPop .45s cubic-bezier(.2,.9,.2,1)}
@keyframes emPop{0%{transform:scale(.6);opacity:.3}60%{transform:scale(1.08);opacity:1}100%{transform:scale(1)}}
@media (prefers-reduced-motion:reduce){.tool-app .emoji-main.pop{animation:none}}
.tool-app .em-name{font:600 22px/1.25 var(--zl-font-head);color:var(--zl-ink);text-align:center}
.tool-app .em-meta{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.tool-app .em-meta .badge{padding:4px 10px;font-size:13px}
.tool-app .em-code{font-family:var(--zl-font-mono)!important}
.tool-app .em-status{text-align:center}
.tool-app .em-stats{grid-template-columns:repeat(3,minmax(0,1fr))}
.tool-app .em-bundle{display:grid;gap:10px;padding:14px;border:1px solid var(--zl-line);border-radius:14px}
.tool-app .em-bundle[hidden]{display:none}
.tool-app .em-bundle-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:8px}
.tool-app .em-chip{display:grid;justify-items:center;gap:2px;padding:10px 6px;border-radius:12px;background:var(--zl-surface-2);border:1px solid var(--zl-line);text-align:center}
.tool-app .em-chip b{font-size:34px;line-height:1.15;font-weight:400}
.tool-app .em-chip span{font-size:12.5px;color:var(--zl-muted);line-height:1.3}
.tool-app .em-row{display:flex;align-items:center;gap:10px;padding:6px 6px 6px 10px;border:1px solid var(--zl-line);border-radius:12px;background:var(--zl-surface-2)}
.tool-app .em-row .em-glyph{font-size:26px;line-height:1;flex:none;width:34px;text-align:center}
.tool-app .em-row .em-text{min-width:0;flex:1}
.tool-app .em-row strong{display:block;font:500 14.5px/1.3 var(--zl-font-head);color:var(--zl-ink)}
.tool-app .em-row small{display:block;color:var(--zl-muted);font-size:12.5px}
.tool-app .em-row .em-btns{display:flex;gap:4px;flex:none}
.tool-app .em-row .em-btns button{min-height:36px;padding:0 10px;border-radius:999px;border:1.5px solid var(--zl-line-2);background:var(--zl-surface);color:var(--zl-ink);font:500 13px var(--zl-font-head);cursor:pointer}
.tool-app .em-row .em-btns button:hover{border-color:var(--zl-accent)}
.tool-app .em-big{font-size:96px;line-height:1.1;text-align:center}
.tool-app .em-line{font-size:40px;line-height:1.3;text-align:center;word-break:break-word}
.tool-app .em-toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:400;padding:10px 18px;border-radius:999px;background:var(--zl-ink);color:var(--zl-surface);font:500 14px var(--zl-font-head);opacity:0;pointer-events:none;transition:opacity .2s}
.tool-app .em-toast.show{opacity:1}
@media (pointer:coarse){.tool-app .em-row .em-btns button{min-height:44px}}