@import url('./base.css');
@import url('./playground.css');
.motion-description{margin-bottom:12px}.field-label{display:block;margin-bottom:8px;font-weight:700}
.status{margin:24px 0;color:var(--color-text-secondary)}.section-hint{max-width:900px}.site-footer{display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--color-border-default);padding-top:24px;margin-top:48px;font-size:14px;color:var(--color-text-muted)}.site-footer a:hover{color:var(--color-accent)}
.platforms{display:inline-flex;gap:4px;padding:4px;background:var(--color-bg-card);border:1px solid var(--color-border-default);border-radius:8px;margin-bottom:24px}.platforms button{padding:8px 16px;min-height:40px;border-radius:6px}.platforms button[aria-pressed=true]{background:var(--color-accent);color:var(--color-text-on-accent);font-weight:700}
.source-link{font-size:14px;color:var(--color-text-secondary);text-decoration:underline;text-underline-offset:3px}.sources{margin:24px 0;display:flex;flex-wrap:wrap;gap:16px}.shortcut-group h2{font-size:24px;line-height:32px;margin:24px 0 16px}.shortcut-group .shortcut-row{margin-bottom:8px;min-height:72px}.shortcut-description{flex:1}.copy-key{font-size:14px;color:var(--color-text-secondary);min-height:44px;padding:8px}.copy-key:hover{color:var(--color-accent)}
.motion-description{margin:16px 0 0;color:var(--color-text-secondary);font-size:14px;line-height:20px}.position-marker{position:absolute;top:28px;transform:translateX(-50%);font-size:10px;color:var(--color-text-muted);white-space:nowrap}.motion-preview{padding-bottom:8px}.graph-note{margin-top:16px}.motion-title{flex-basis:34%}
.article-groups{display:grid;grid-template-columns:1fr 1fr;gap:24px}.article-groups h3{margin:0 0 16px;font-size:18px}.article-groups .tip-grid{grid-template-columns:1fr;gap:12px}.tip-card{width:100%;text-align:left;cursor:pointer}.article-summary{display:block;font-weight:400;font-size:14px;line-height:20px;color:var(--color-text-secondary);margin-top:4px}.empty{padding:32px;border:1px solid var(--color-border-default);border-radius:12px;background:var(--color-bg-card);color:var(--color-text-secondary)}
dialog{border:1px solid var(--color-border-default);border-radius:12px;background:var(--color-bg-page);color:var(--color-text-primary);width:min(760px,calc(100% - 32px));max-height:85vh;padding:24px}dialog::backdrop{background:rgb(0 0 0/.75)}.dialog-head{display:flex;gap:24px;align-items:flex-start;justify-content:space-between}.dialog-head h2{margin:0;font:700 28px/36px var(--font-brand-body)}.close-button{min-width:44px;min-height:44px;border-radius:8px;border:1px solid var(--color-border-default);font-size:28px;line-height:32px}.close-button:hover{background:var(--color-bg-hover)}.article-body{margin-top:20px}.article-body p{white-space:pre-wrap;line-height:28px}.media{border:1px solid var(--color-border-default);border-radius:8px;background:var(--color-bg-card);overflow:hidden;margin:12px 0 16px}.media video,.media img{display:block;width:100%;max-height:360px;object-fit:contain}.media.is-portrait{width:min(100%,320px);margin-inline:auto;background:#000}.media.is-portrait video{width:100%;height:auto;max-height:none}.media iframe{width:100%;aspect-ratio:16/9;display:block;border:0}.media .external-media{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:100px;padding:24px;color:var(--color-accent)}.video-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.video-card{border:1px solid var(--color-border-default);border-radius:12px;background:var(--color-bg-card);padding:24px}.video-card h2{font-size:24px;line-height:32px;margin:0 0 8px}.video-card .summary{color:var(--color-text-secondary);margin:0 0 16px}.video-card h3{font-size:16px;margin:20px 0 0}.guide-toggle{width:100%;display:flex;justify-content:space-between;align-items:center;min-height:44px;margin-top:8px;border-top:1px solid var(--color-border-default);padding:12px 0 0;font-weight:700}.guide-content{margin-top:12px}.guide-content p{white-space:pre-wrap;line-height:26px}
.admin-page{max-width:1200px;margin:auto;padding:32px}.admin-header{display:flex;justify-content:space-between;gap:24px;align-items:center}.admin-header h1{font:700 32px/40px var(--font-brand-heading);margin:0}.admin-header a{color:var(--color-text-secondary);min-height:44px;display:flex;align-items:center}.admin-panel{border:1px solid var(--color-border-default);border-radius:12px;padding:24px;background:var(--color-bg-card);margin-top:24px}.login-panel{max-width:460px;margin:64px auto}.admin-panel h2{margin:0 0 16px;font-size:24px;line-height:32px}.form-field{display:block;margin-bottom:16px}.form-field>span{display:block;margin-bottom:8px;font-weight:700}.form-field input,.form-field textarea,.form-field select{width:100%;background:var(--color-bg-page);border:1px solid var(--color-border-default);border-radius:8px;padding:12px;font:400 16px/24px var(--font-brand-body);min-height:48px;color:var(--color-text-primary)}.form-field textarea{resize:vertical;min-height:160px}.field-note{display:block;font-size:14px;line-height:20px;color:var(--color-text-secondary);margin-top:8px}.admin-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;background:var(--color-bg-page);border:1px solid var(--color-border-default);border-radius:8px;padding:10px 16px;font-weight:700;cursor:pointer}.button:hover{background:var(--color-bg-hover)}.button.primary{background:var(--color-accent);border-color:var(--color-accent);color:var(--color-text-on-accent)}.button.primary:hover{filter:brightness(.9)}.button.danger{color:var(--color-text-secondary)}.admin-tabs{display:flex;gap:12px;margin-top:24px}.admin-tabs button[aria-pressed=true]{border-color:var(--color-accent);color:var(--color-accent)}.admin-list{display:flex;flex-direction:column;gap:12px;margin-top:20px}.admin-row{display:flex;align-items:center;gap:16px;border:1px solid var(--color-border-default);padding:16px;border-radius:8px}.admin-row .row-text{flex:1;min-width:0}.admin-row strong{display:block;overflow-wrap:anywhere}.admin-row .micro{display:block}.admin-list-toolbar{display:flex;justify-content:space-between;align-items:center;gap:24px}.admin-message{padding:16px;border:1px solid var(--color-accent);border-radius:8px;margin-top:24px;white-space:pre-wrap;overflow-wrap:anywhere}.admin-message.error{border-color:var(--color-border-default)}.upload-row{display:flex;align-items:center;gap:12px;margin:8px 0}.upload-row input{width:100%;min-width:0;font-size:14px}.upload-row input::file-selector-button{font:inherit;background:var(--color-bg-page);color:var(--color-text-primary);border:1px solid var(--color-border-default);padding:8px;border-radius:8px;cursor:pointer}.edit-dialog{max-height:90vh}.edit-dialog form{margin-top:20px}.edit-dialog details{border-top:1px solid var(--color-border-default);padding-top:16px;margin-bottom:16px}.edit-dialog summary{cursor:pointer;min-height:44px;color:var(--color-text-secondary)}.save-status{min-height:24px;color:var(--color-text-secondary);font-size:14px}.admin-publish-note{color:var(--color-text-secondary);font-size:14px;margin:0 0 16px}
@media(max-width:767px){.video-grid,.article-groups{grid-template-columns:1fr}.video-card{padding:16px}.video-card h2{font-size:20px;line-height:28px}.tip-card .tip-icon{min-width:48px}.tip-card{gap:12px}.site-footer{flex-direction:column;gap:12px}.shortcut-row{padding:12px;gap:12px}.shortcut-row kbd{font-size:14px;line-height:20px;padding:6px 8px;max-width:45%;overflow-wrap:anywhere}.copy-key{padding:4px;max-width:56px;font-size:12px}.shortcut-description strong{font-size:14px;line-height:20px}.admin-page{padding:24px 16px}.admin-header h1{font-size:26px;line-height:34px}.admin-panel{padding:16px}.admin-list-toolbar{flex-wrap:wrap;gap:12px}.admin-row{padding:12px;gap:12px}.admin-tabs{gap:8px}.admin-tabs .button{font-size:14px;padding:8px 10px}.admin-actions{gap:8px}.admin-message{margin-top:16px}.dialog-head h2{font-size:24px;line-height:32px}.motion-title{width:100%}}
@media(max-width:767px){.admin-row{display:grid;grid-template-columns:1fr 1fr}.admin-row .row-text{grid-column:1 / -1}.admin-row .button{font-size:14px;width:100%}}
.motion-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:24px}.motion-toolbar .micro{margin-left:8px}@media(max-width:767px){.motion-toolbar{margin-bottom:20px}.motion-toolbar .micro{width:100%;margin-left:0}}

.motion-intro{border:1px solid var(--color-border-default);border-radius:12px;padding:24px;margin-bottom:24px;background:var(--color-bg-card)}.motion-intro h2{font-size:20px;line-height:28px;margin:0 0 16px}.motion-steps{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:0 0 16px;padding-left:24px}.motion-steps li::marker{color:var(--color-accent);font-weight:700}.motion-steps h3{font-size:16px;line-height:24px;margin:0 0 8px}.motion-steps p{font-size:14px;line-height:22px;margin:0 0 8px;color:var(--color-text-secondary)}.motion-steps .micro{font-size:12px;line-height:18px}.inline-shortcut{color:var(--color-accent);text-decoration:underline;text-underline-offset:4px;white-space:nowrap}.inline-shortcut:hover{color:var(--color-text-primary)}.inline-shortcut kbd{font:700 14px/22px var(--font-brand-body)}.motion-intro-note{border-top:1px solid var(--color-border-default);padding-top:16px;margin:0 0 12px;color:var(--color-text-secondary);font-size:14px;line-height:22px}.shortcut-row.is-linked{border-color:var(--color-accent)}.shortcut-row:focus-visible{outline:2px solid var(--color-accent);outline-offset:4px}
@media(max-width:767px){.motion-intro{padding:16px;margin-bottom:20px}.motion-steps{grid-template-columns:1fr;gap:12px}.motion-intro h2{font-size:18px;line-height:24px}}

/* Compact shortcut reference: complete categories flow down each column. */
.shortcut-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:16px 0 12px}.shortcut-toolbar .platforms{margin:0}.shortcut-toolbar .platforms button{font-size:14px;line-height:20px;min-height:36px;padding:6px 14px}.shortcut-count{font-size:13px;line-height:20px;color:var(--color-text-muted);white-space:nowrap}.shortcut-note{font-size:14px;line-height:22px;color:var(--color-text-secondary);margin:0 0 20px;max-width:880px}.shortcut-grid{columns:2;column-gap:16px}.shortcut-grid .shortcut-group{display:block;break-inside:avoid;width:100%;padding:16px;margin-bottom:16px;border:1px solid var(--color-border-default);border-radius:12px;background:var(--color-bg-card)}.shortcut-grid .shortcut-group h2{display:flex;align-items:center;justify-content:space-between;font-size:16px;line-height:24px;margin:0 0 8px;padding:0 0 10px;border-bottom:1px solid var(--color-border-default)}.shortcut-group h2 span{font-size:12px;line-height:18px;font-weight:400;color:var(--color-text-muted)}.shortcut-group .shortcut-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px;min-height:44px;padding:0;margin:0;border:0;border-bottom:1px solid rgb(255 255 255 / .06);border-radius:0;background:none}.shortcut-group .shortcut-row:last-child{border-bottom:0}.shortcut-group .shortcut-description{min-width:0}.shortcut-group .shortcut-description strong{font-size:14px;line-height:20px;font-weight:400;overflow-wrap:anywhere}.shortcut-group .copy-key{display:flex;align-items:center;justify-content:flex-end;gap:6px;min-height:44px;max-width:none;padding:4px 0 4px 4px;font-size:12px;line-height:18px;color:var(--color-text-muted);border-radius:4px}.shortcut-group .copy-key kbd{font:700 12px/18px var(--font-brand-body);min-width:28px;max-width:none;padding:4px 6px;border:1px solid var(--color-border-default);border-radius:5px;background:var(--color-bg-page);color:var(--color-text-primary);white-space:nowrap;overflow-wrap:normal}.shortcut-group .copy-key svg{width:14px;height:14px}.shortcut-group .copy-key:hover,.shortcut-group .copy-key.is-copied{color:var(--color-accent)}.shortcut-group .copy-key:hover kbd,.shortcut-group .copy-key.is-copied kbd{border-color:var(--color-accent)}.shortcut-group .shortcut-row.is-linked{background:var(--color-bg-hover);box-shadow:inset 3px 0 var(--color-accent);padding-left:8px}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
@media(min-width:1100px){.shortcut-grid{columns:3}}
@media(max-width:767px){.shortcut-grid{columns:1}.shortcut-grid .shortcut-group{padding:12px;margin-bottom:12px}.shortcut-note{font-size:13px;line-height:20px}.shortcut-toolbar{gap:8px}.shortcut-toolbar .platforms button{min-height:40px;padding:6px 10px}.shortcut-count{font-size:12px}.shortcut-group .shortcut-description strong{font-size:13px;line-height:18px}.shortcut-group .copy-key{gap:5px}}


.graph-keyframe{fill:var(--color-bg-page);stroke:var(--color-text-primary);stroke-width:1.4;vector-effect:non-scaling-stroke}.graph-key-guide{stroke:var(--color-text-secondary);stroke-opacity:.22;stroke-dasharray:2 4;stroke-width:.7;vector-effect:non-scaling-stroke}.keyframe-legend{display:flex;align-items:center;gap:8px;font-size:12px;line-height:18px;color:var(--color-text-secondary);margin:10px 0 0}.keyframe-symbol{color:var(--color-text-primary);font-size:18px;line-height:18px;flex:none}.keyframe-explanation{font-size:12px;line-height:18px;color:var(--color-text-secondary);margin:6px 0 0}