/* GIF to TikTok sticker (10/18). 参考：refs/upload-zone-x（虚线上传区、上传后原地变文件行）、refs/amie（白卡片、胶囊按钮）。
   版式沿用首页 A3：左边标题和步骤，右边工具卡；手机单列，工具卡紧跟标题。 */
.gif-page main{max-width:1200px;margin:0 auto;padding:0 24px}
.gif-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,480px);gap:48px;align-items:start;padding:48px 0 40px}
.gif-intro h1{margin:0;font-size:44px;line-height:52px;font-weight:700;letter-spacing:-.03em}
.gif-intro .lede{margin:16px 0 0;max-width:560px;font-size:19px;line-height:30px;color:#3f3b44}
.gif-trust{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 0}
.gif-trust span{display:inline-flex;align-items:center;min-height:32px;padding:0 12px;border-radius:999px;background:var(--soft);color:var(--brand);font-size:14px;font-weight:600}
.gif-steps{display:grid;gap:12px;margin:28px 0 0;padding:0;list-style:none;font-size:16px;line-height:28px;color:#3f3b44}
.gif-steps b{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;margin-right:10px;border-radius:50%;background:var(--brand);color:#fff;font-size:14px}
.gif-tool{padding:28px;border-radius:24px;background:#fff;box-shadow:0 12px 48px rgba(32,35,43,.08)}
.gif-drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-height:200px;padding:24px;border:1.5px dashed #c7cad1;border-radius:16px;text-align:center;cursor:pointer;transition:border-color .15s,background-color .15s}
.gif-drop:hover,.gif-drop.over,.gif-drop:focus-visible{border-color:var(--brand);background:var(--soft);outline:none}
.gif-drop[hidden]{display:none}
.gif-drop-icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:var(--soft)}
.gif-drop-icon svg{width:24px;height:24px;fill:none;stroke:var(--brand);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.gif-drop-title{margin:4px 0 0;font-size:17px;font-weight:600}
.gif-drop-title span{color:var(--brand)}
.gif-drop-limits{margin:0;font:12px/20px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.gif-example{margin:16px 0 0;text-align:center}
.gif-tool .chip{min-height:44px;padding:0 20px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--text);font-size:15px}
.gif-tool .chip:hover{border-color:var(--brand);color:var(--brand)}
.gif-file{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 16px;font-size:15px;font-weight:600}
.gif-file span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gif-file .text{min-height:44px;flex:none;font-size:14px}
/* TikTok shows stickers as rounded squares. */
.gif-preview{max-width:360px;aspect-ratio:1;margin:0 auto;overflow:hidden;border-radius:24px;background:#f7f8fa}
.gif-preview video{display:block;width:100%;height:100%;object-fit:cover}
.gif-meta{min-height:20px;margin:12px 0 0;text-align:center;font:12px/20px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--muted)}
.gif-options{display:grid;gap:12px;margin:20px 0}
.gif-option{display:grid;grid-template-columns:96px minmax(0,1fr);align-items:center;gap:12px;font-size:14px;font-weight:600}
.gif-option .segments{flex-wrap:nowrap}
.gif-option .segments button{flex:1 1 0;min-height:44px;font-size:14px}
.gif-download,.gif-share{display:block;width:100%;min-height:56px;border-radius:999px;font-size:17px}
.gif-download{border:0;background:var(--brand);color:#fff}
.gif-download:hover{background:#941546}
.gif-download:disabled{opacity:.55;cursor:progress}
.gif-share{margin-top:10px;border:1px solid var(--line);background:#fff;color:var(--brand)}
.gif-status{margin:12px 0 0;font-size:14px;line-height:22px;color:var(--muted);text-align:center}
.gif-status:empty{display:none}
.gif-status[data-error=true]{padding:10px 14px;border-radius:12px;background:#fdecef;color:#c0143c;font-weight:600}
.gif-banner{margin:16px 0 0;font-size:14px;line-height:22px;color:var(--muted);text-align:center}
.gif-guide{max-width:720px;margin:0 auto;padding:16px 0 56px}
.gif-guide h2{margin:40px 0 12px}
.gif-more{margin-top:32px}
@media(max-width:1023px){
 .gif-hero{grid-template-columns:minmax(0,1fr);gap:24px;max-width:640px;margin:0 auto;padding-top:28px}
 .gif-steps{display:none}
}
@media(max-width:767px){
 .gif-page main{padding:0 16px}
 .gif-hero{padding:20px 0 28px}
 .gif-intro h1{font-size:30px;line-height:36px}
 .gif-intro .lede{font-size:16px;line-height:25px;margin-top:10px}
 .gif-trust{margin-top:14px}
 .gif-trust span{font-size:13px;min-height:28px}
 .gif-tool{padding:16px;border-radius:20px}
 .gif-drop{min-height:168px}
 .gif-option{grid-template-columns:84px minmax(0,1fr)}
}
@media(min-width:1600px){.gif-page main{max-width:1440px}.gif-hero{grid-template-columns:minmax(0,640px) minmax(0,520px);justify-content:center;gap:80px}}