.pk-reel-tool{color:var(--pk-ink,#14213d);font-size:14px;--reel-border:var(--pk-border,#dce4f1);--reel-card:var(--pk-white,#fff);--reel-muted:var(--pk-muted,#61708f);--reel-primary:var(--pk-blue,#2166f3)}
.pk-reel-tool .hero{padding:8px 0 24px;text-align:left}
.pk-reel-tool .badge{color:var(--reel-primary);background:transparent;padding:0;font-size:11px;letter-spacing:.08em}
.pk-reel-tool h1{font-size:clamp(26px,3vw,38px);line-height:1.25;margin:12px 0;max-width:850px}
.pk-reel-tool h2,.pk-reel-tool .title{font-size:20px;line-height:1.4;margin:0 0 14px;font-weight:700}
.pk-reel-tool .lead{font-size:15px;max-width:850px;color:var(--reel-muted);line-height:1.8}
.pk-reel-tool .reel-hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:15px;font-size:12px;color:var(--reel-muted)}
.pk-reel-tool .reel-workspace{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:20px}
.pk-reel-tool .section{min-width:0;padding:24px;border:1px solid var(--reel-border);border-radius:16px;background:var(--reel-card)}
.pk-reel-tool .reel-history,.pk-reel-tool .reel-guide{grid-column:1/-1;scroll-margin-top:90px}
.pk-reel-tool .sessionbar{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;color:var(--reel-muted);font-size:11px;line-height:1.7;margin-bottom:20px}
.pk-reel-tool label{font-weight:650;display:block;margin-bottom:7px}
.pk-reel-tool .help,.pk-reel-tool .note{font-size:12px;line-height:1.8;color:var(--reel-muted);margin:8px 0}
.pk-reel-tool #hint,.pk-reel-tool select{width:100%;padding:11px;border:1px solid var(--reel-border);border-radius:10px;background:var(--reel-card);color:inherit;font:inherit}
.pk-reel-tool #hint{min-height:170px;resize:vertical;line-height:1.8}
.pk-reel-tool .reel-field-meta{display:flex;gap:12px;justify-content:space-between;color:var(--reel-muted);font-size:11px;line-height:1.7;margin:6px 0 16px}
.pk-reel-tool #hintCounter{white-space:nowrap}
.pk-reel-tool .reel-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.pk-reel-tool .reel-field{min-width:0}
.pk-reel-tool .reel-ratio-fieldset{border:0;padding:0;margin:20px 0 12px;min-width:0}
.pk-reel-tool .reel-ratio-fieldset legend{float:none;font-size:14px;font-weight:650;margin-bottom:10px}
.pk-reel-tool .reel-ratio-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.pk-reel-tool .reel-ratio-option{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;margin:0;padding:14px 4px;border:2px solid var(--reel-border);border-radius:12px;cursor:pointer;background:var(--reel-card);min-width:0;min-height:135px}
.pk-reel-tool .reel-ratio-option input{position:absolute;opacity:0;width:1px;height:1px}
.pk-reel-tool .reel-ratio-option:has(input:checked){border-color:var(--reel-primary);background:color-mix(in srgb,var(--reel-primary) 8%,var(--reel-card))}
.pk-reel-tool .reel-ratio-option:has(input:focus-visible){outline:3px solid var(--reel-primary);outline-offset:3px}
.pk-reel-tool .reel-ratio-option:has(input:disabled){opacity:.6;cursor:default}
.pk-reel-tool .reel-ratio-shape{display:block;border:2px solid currentColor;border-radius:4px;flex-shrink:0;color:var(--reel-primary)}
.pk-reel-tool .shape-portrait{width:25px;height:44px}
.pk-reel-tool .shape-landscape{width:48px;height:27px;margin:8px 0 9px}
.pk-reel-tool .shape-square{width:36px;height:36px;margin:4px 0}
.pk-reel-tool .shape-all{width:46px;height:38px;margin:3px 0;border-style:dashed}
.pk-reel-tool .shape-all:after{content:'3';display:block;text-align:center;line-height:34px}
.pk-reel-tool .reel-ratio-option small{font-size:10px;font-weight:400;color:var(--reel-muted);text-align:center}
.pk-reel-tool .actions,.pk-reel-tool .prompt-actions,.pk-reel-tool .history-actions{display:flex;flex-wrap:wrap;gap:8px}
.pk-reel-tool .actions{margin:18px 0}
.pk-reel-tool button{padding:9px 13px;border-radius:9px;border:1px solid var(--reel-border);background:var(--reel-card);color:inherit;font:inherit;font-size:12px;line-height:1.5;cursor:pointer}
.pk-reel-tool .btn-gen{background:var(--reel-primary);border-color:var(--reel-primary);color:#fff;font-weight:700}
.pk-reel-tool button:disabled{opacity:.55;cursor:default}
.pk-reel-tool :is(button,select,textarea,a):focus-visible{outline:3px solid var(--reel-primary);outline-offset:3px}
.pk-reel-tool .status{font-size:12px;line-height:1.8;color:#16834b;margin:10px 0}
.pk-reel-tool .status[data-error="true"]{color:#d53f48}
.pk-reel-tool .reel-output-toolbar{font-size:11px;color:var(--reel-muted);margin-bottom:12px}
.pk-reel-tool .prompt-grid{display:grid;gap:14px}
.pk-reel-tool .prompt-card{border:1px solid var(--reel-border);border-radius:12px;overflow:hidden}
.pk-reel-tool .prompt-top{padding:14px;border-bottom:1px solid var(--reel-border)}
.pk-reel-tool .prompt-meta h3{font-size:14px;line-height:1.6;margin:0}
.pk-reel-tool .prompt-meta small{font-size:11px;color:var(--reel-muted)}
.pk-reel-tool .prompt-actions{margin-top:12px}
.pk-reel-tool .prompt-body{padding:16px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;line-height:1.8;min-height:210px;max-height:430px;overflow:auto}
.pk-reel-tool .prompt-body.is-expanded{max-height:none}
.pk-reel-tool .empty{border:1px dashed var(--reel-border);padding:25px;border-radius:12px;color:var(--reel-muted);font-size:13px;line-height:1.8}
.pk-reel-tool .history-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.pk-reel-tool .history-item{border:1px solid var(--reel-border);border-radius:12px;padding:14px;min-width:0}
.pk-reel-tool .history-hint{font-weight:650;overflow-wrap:anywhere}
.pk-reel-tool .history-sub{font-size:11px;line-height:1.7;margin:8px 0;color:var(--reel-muted)}
.pk-reel-tool .reel-history-pager{display:flex;gap:12px;justify-content:center;align-items:center;margin-top:18px;font-size:12px;flex-wrap:wrap}
.pk-reel-tool .reel-history-pager[hidden]{display:none}
.pk-reel-tool .foot{color:var(--reel-muted);font-size:11px;text-align:center;margin-top:20px}
@media(max-width:1000px){.pk-reel-tool .reel-workspace{grid-template-columns:1fr}}
@media(max-width:600px){.pk-reel-tool .section{padding:18px}.pk-reel-tool .reel-options,.pk-reel-tool .history-list{grid-template-columns:1fr}.pk-reel-tool .reel-ratio-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.pk-reel-tool .reel-field-meta{flex-wrap:wrap}}
@media(prefers-reduced-motion:reduce){.pk-reel-tool *{scroll-behavior:auto!important}}
.pk-reel-tool .reel-heading{padding:0 0 14px}
.pk-reel-tool .reel-heading h1{font-size:clamp(23px,2.4vw,31px);margin:6px 0}
.pk-reel-tool .lead{font-size:13px;line-height:1.6;margin-bottom:8px}
.pk-reel-tool .reel-hero-pills{margin-top:8px;gap:8px}
.pk-reel-tool .reel-breadcrumb{font-size:12px}
.pk-reel-tool .breadcrumb-item.active{color:var(--reel-muted)}
.pk-reel-tool .reel-workspace{align-items:start;gap:16px}
.pk-reel-tool .section{padding:18px;border-radius:12px}
.pk-reel-tool h2,.pk-reel-tool .title{font-size:18px;margin-bottom:10px}
.pk-reel-tool .sessionbar{font-size:10px;margin-bottom:10px;line-height:1.5}
.pk-reel-tool #hint{min-height:110px;max-height:280px;padding:9px;line-height:1.6}
.pk-reel-tool .help,.pk-reel-tool .note{line-height:1.6;margin:6px 0;font-size:11px}
.pk-reel-tool .reel-field-meta{margin:4px 0 10px;font-size:10px}
.pk-reel-tool select{padding:8px}
.pk-reel-tool .reel-ratio-fieldset{margin:12px 0 8px}
.pk-reel-tool .reel-ratio-option{min-height:90px;padding:8px 3px;gap:4px}
.pk-reel-tool .shape-portrait{width:20px;height:34px}
.pk-reel-tool .shape-landscape{width:38px;height:22px;margin:6px 0}
.pk-reel-tool .shape-square{width:28px;height:28px;margin:3px 0}
.pk-reel-tool .shape-all{width:36px;height:30px;margin:2px 0}
.pk-reel-tool .shape-all:after{line-height:26px}
.pk-reel-tool .actions{margin:12px 0 8px}
.pk-reel-tool .empty{padding:16px;font-size:12px}
.pk-reel-tool .reel-history{margin-top:12px}
.pk-reel-tool .reel-history summary{font-size:14px;font-weight:700;cursor:pointer}
.pk-reel-tool .reel-history[open] summary{margin-bottom:14px}
.pk-reel-tool .reel-guide{padding:10px 0 0}
.pk-reel-tool .foot{margin-top:8px}
@media(max-width:600px){.pk-reel-tool .section{padding:14px}.pk-reel-tool .reel-ratio-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.pk-reel-tool .reel-ratio-option small{font-size:9px}.pk-reel-tool .reel-ratio-option strong{font-size:12px}.pk-reel-tool .reel-hero-pills{font-size:10px}}