/* Scoped tutorial surface, matching PeakPix's existing light/dark studio. */
body.pp-tutorials-open{overflow:hidden!important}
#ppTutorials{--t-bg:#14132d;--t-panel:#1b1938;--t-soft:#222040;--t-text:#f3f1ff;--t-muted:#b4b0d1;--t-line:rgba(182,169,255,.16);--t-purple:#c1b4ff;--t-accent:#8d74f7;position:fixed;inset:0;z-index:100050;display:flex;align-items:center;justify-content:center;padding:28px;background:rgba(9,8,24,.66);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--t-text);line-height:1.5;overscroll-behavior:contain}
#ppTutorials[hidden],#ppTutorials [hidden]{display:none!important}
html[data-theme=light] #ppTutorials{--t-bg:#fdfcff;--t-panel:#fff;--t-soft:#f5f2ff;--t-text:#242039;--t-muted:#756f88;--t-line:#e9e4f3;--t-purple:#7055ce;--t-accent:#7a5bde;background:rgba(35,24,67,.42)}
#ppTutorials *{box-sizing:border-box}
#ppTutorials :is(h2,h3,p,ul){margin:0}
#ppTutorials button{appearance:none;-webkit-appearance:none;margin:0;font:inherit;letter-spacing:normal;cursor:pointer;text-transform:none;box-shadow:none}
#ppTutorials button:focus-visible,#ppTutorials video:focus-visible,#ppTutorialDialog:focus-visible{outline:3px solid var(--t-purple);outline-offset:4px}
#ppTutorials svg{width:20px;height:20px;flex:none}
#ppTutorialDialog{position:relative;width:min(1180px,100%);max-height:calc(100vh - 56px);max-height:calc(100dvh - 56px);overflow:auto;overscroll-behavior:contain;background:var(--t-bg);border:1px solid var(--t-line);border-radius:26px;box-shadow:0 28px 100px rgba(8,4,27,.32);text-align:left;animation:pp-tutorial-enter .22s ease-out}
#ppTutorialDialog:focus{outline:none}
#ppTutorials .pp-tutorial-close{display:flex;align-items:center;justify-content:center;position:absolute;right:22px;top:22px;width:40px;height:40px;border:1px solid var(--t-line);border-radius:50%;background:var(--t-panel);color:var(--t-muted);z-index:2;transition:background .15s,color .15s}
#ppTutorials .pp-tutorial-close:hover{background:var(--t-soft);color:var(--t-text)}
#ppTutorials .pp-tutorial-eyebrow{display:block;color:var(--t-purple);font-size:10px;font-weight:700;letter-spacing:2px}
#ppTutorials .pp-tutorial-header{position:sticky;top:0;z-index:4;background:var(--t-bg);padding:30px 78px 25px 32px;border-bottom:1px solid var(--t-line)}
#ppTutorials .pp-tutorial-welcome-close{position:sticky;top:0;height:0;z-index:4}
#ppTutorials .pp-tutorial-header h2{margin:7px 0 8px;font-size:26px;line-height:1.4;font-weight:750;letter-spacing:-.5px;color:var(--t-text)}
#ppTutorials .pp-tutorial-header h2>span{display:inline-block;margin-left:14px;font-size:13px;font-weight:400;color:var(--t-muted);letter-spacing:0;vertical-align:middle}
#ppTutorials .pp-tutorial-header p{font-size:13px;color:var(--t-muted);line-height:1.8}
#ppTutorials .pp-tutorial-layout{display:grid;grid-template-columns:minmax(0,1fr) 315px;min-width:0}
#ppTutorials .pp-tutorial-main{min-width:0;padding:26px 28px}
#ppTutorials .pp-tutorial-screen{position:relative;display:flex;align-items:center;justify-content:center;aspect-ratio:16/9;width:100%;overflow:hidden;background:#08080d;border:1px solid var(--t-line);border-radius:14px}
#ppTutorials video{display:block;width:100%;height:100%;max-height:100%;aspect-ratio:16/9;object-fit:contain;background:#08080d;border:0;border-radius:0}
#ppTutorials .pp-tutorial-media-message{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;background:#121020;color:#f4f1ff;text-align:center;gap:10px}
#ppTutorials .pp-tutorial-media-message strong{font-size:17px}
#ppTutorials .pp-tutorial-media-message p{font-size:13px;color:#bbb3ce}
#ppTutorials .pp-tutorial-media-message button{min-height:38px;padding:7px 18px;margin-top:6px;border:1px solid #665582;border-radius:9px;color:#fff;background:#3b2d57}
#ppTutorials .pp-tutorial-lesson-copy{padding:23px 2px 20px}
#ppTutorials .pp-tutorial-now{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:11px;color:var(--t-muted)}
#ppTutorials .pp-tutorial-now>span:first-child{font-size:10px;font-weight:700;letter-spacing:1px;color:var(--t-purple)}
#ppTutorials .pp-tutorial-lesson-copy h3{margin:10px 0 8px;font-size:24px;line-height:1.4;color:var(--t-text);font-weight:750}
#ppTutorials .pp-tutorial-lesson-copy>p{font-size:13px;line-height:1.9;color:var(--t-muted)}
#ppTutorials .pp-tutorial-learn{margin-top:20px;border:1px solid var(--t-line);border-radius:12px;padding:16px 18px;background:var(--t-panel)}
#ppTutorials .pp-tutorial-learn>span{font-size:12px;font-weight:700;color:var(--t-text)}
#ppTutorials .pp-tutorial-learn ul{list-style:none;display:flex;flex-wrap:wrap;gap:9px 20px;margin-top:10px;padding:0;color:var(--t-muted);font-size:12px}
#ppTutorials .pp-tutorial-learn li::before{content:"";display:inline-block;width:4px;height:4px;vertical-align:middle;margin-right:8px;border-radius:50%;background:var(--t-accent)}
#ppTutorials .pp-tutorial-player-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:16px;border-top:1px solid var(--t-line)}
#ppTutorials .pp-tutorial-player-footer>span{font-size:11px;color:var(--t-muted)}
#ppTutorials .pp-tutorial-player-footer>button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:40px;padding:8px 15px;color:var(--t-purple);font-weight:650;font-size:12px;border:1px solid var(--t-line);border-radius:10px;background:var(--t-soft);white-space:nowrap}
#ppTutorials .pp-tutorial-player-footer>button svg{width:16px;height:16px}
#ppTutorials .pp-tutorial-curriculum{min-width:0;padding:26px 18px;border-left:1px solid var(--t-line);background:var(--t-panel)}
#ppTutorials .pp-tutorial-curriculum-head{display:flex;align-items:center;justify-content:space-between;margin:0 8px 16px}
#ppTutorials .pp-tutorial-curriculum-head h3{font-size:14px;font-weight:700;color:var(--t-text)}
#ppTutorials .pp-tutorial-curriculum-head>span{font-size:11px;color:var(--t-muted)}
#ppTutorials .pp-tutorial-lesson-list{display:grid;gap:8px}
#ppTutorials .pp-tutorial-lesson{display:flex;align-items:center;gap:12px;position:relative;width:100%;min-height:92px;padding:13px 10px;border:1px solid transparent;border-radius:13px;background:transparent;text-align:left;color:var(--t-text);transition:background .15s,border-color .15s}
#ppTutorials .pp-tutorial-lesson:hover{background:var(--t-soft)}
#ppTutorials .pp-tutorial-lesson[aria-current=true]{border-color:var(--t-line);background:var(--t-soft)}
#ppTutorials .pp-tutorial-thumb{position:relative;display:flex;align-items:center;justify-content:center;flex:0 0 74px;width:74px;aspect-ratio:16/10;overflow:hidden;border-radius:7px;background:#242037;color:#fff}
#ppTutorials .pp-tutorial-thumb img{display:block;width:100%;height:100%;object-fit:cover;opacity:.55}
#ppTutorials .pp-tutorial-thumb>span{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
#ppTutorials .pp-tutorial-thumb svg{width:18px;height:18px;stroke-width:1.9;filter:drop-shadow(0 1px 3px #000)}
#ppTutorials .pp-tutorial-lesson-label{display:flex;flex:1;min-width:0;flex-direction:column;gap:3px}
#ppTutorials .pp-tutorial-lesson-label small{font-size:9px;color:var(--t-muted);letter-spacing:.7px}
#ppTutorials .pp-tutorial-lesson-label strong{font-size:14px;line-height:1.5;color:var(--t-text);font-weight:650}
#ppTutorials .pp-tutorial-lesson-label em{font-size:10px;font-style:normal;color:var(--t-muted)}
#ppTutorials .pp-tutorial-current-dot{display:none;flex:none;width:5px;height:5px;border-radius:50%;background:var(--t-accent)}
#ppTutorials .pp-tutorial-lesson[aria-current=true] .pp-tutorial-current-dot{display:block}
#ppTutorials .pp-tutorial-library-note{display:flex;align-items:center;gap:12px;margin:23px 10px 0;padding-top:20px;border-top:1px solid var(--t-line);color:var(--t-muted);font-size:11px;line-height:1.9}
#ppTutorials .pp-tutorial-library-note svg{color:var(--t-purple);width:25px;height:25px}
#ppTutorialDialog.pp-tutorial-welcome{width:min(670px,100%);background:radial-gradient(ellipse at 95% 0%,rgba(140,100,250,.15),transparent 60%),var(--t-bg)}
#ppTutorials .pp-tutorial-welcome-top{position:relative;min-height:232px;padding:39px 38px 24px;overflow:hidden}
#ppTutorials .pp-tutorial-welcome-top h2{position:relative;z-index:1;max-width:440px;margin-top:13px;color:var(--t-text);font-size:29px;line-height:1.4;font-weight:750;letter-spacing:-.7px}
#ppTutorials .pp-tutorial-welcome-top h2>span{display:block;font-size:21px;font-weight:500;letter-spacing:0;margin-top:4px}
#ppTutorials .pp-tutorial-welcome-top p{position:relative;z-index:1;max-width:340px;margin-top:15px;font-size:12px;line-height:1.9;color:var(--t-muted)}
#ppTutorials .pp-tutorial-mascot{position:absolute;right:14px;bottom:9px;object-fit:contain;width:180px;height:180px;transform:rotate(7deg);filter:drop-shadow(0 15px 25px rgba(140,100,250,.14));pointer-events:none}
#ppTutorials .pp-tutorial-welcome-lessons{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:0 30px}
#ppTutorials .pp-tutorial-welcome-lessons>button{display:flex;align-items:center;gap:12px;min-height:75px;padding:12px 14px;border:1px solid var(--t-line);border-radius:13px;background:var(--t-panel);color:var(--t-text);text-align:left;transition:border-color .15s,transform .15s}
#ppTutorials .pp-tutorial-welcome-lessons>button:hover{border-color:var(--t-purple);transform:translateY(-1px)}
#ppTutorials .pp-tutorial-welcome-lessons>button:last-child{grid-column:1/-1}
#ppTutorials .pp-tutorial-mini-icon{display:flex;align-items:center;justify-content:center;flex:none;width:38px;height:38px;border:1px solid var(--t-line);border-radius:10px;background:var(--t-soft);color:var(--t-purple)}
#ppTutorials .pp-tutorial-welcome-lessons small{display:block;font-size:9px;color:var(--t-muted);letter-spacing:1px;margin-bottom:3px}
#ppTutorials .pp-tutorial-welcome-lessons strong{display:block;font-size:13px;font-weight:650}
#ppTutorials .pp-tutorial-small-arrow{margin-left:auto;color:var(--t-muted)}
#ppTutorials .pp-tutorial-small-arrow svg{width:15px;height:15px}
#ppTutorials .pp-tutorial-welcome-footer{padding:26px 30px 25px;text-align:center}
#ppTutorials .pp-tutorial-welcome-footer>div{display:flex;align-items:center;justify-content:center;gap:12px}
#ppTutorials .pp-tutorial-primary{display:flex;align-items:center;justify-content:center;gap:22px;min-height:45px;padding:10px 25px;border:0;border-radius:11px;background:linear-gradient(115deg,#7954d8,#9471ec);color:#fff;font-size:13px;font-weight:700;box-shadow:0 5px 20px rgba(129,86,222,.18)}
#ppTutorials .pp-tutorial-primary svg{width:17px;height:17px}
#ppTutorials .pp-tutorial-secondary{min-height:45px;padding:10px 23px;border:1px solid var(--t-line);border-radius:11px;background:transparent;color:var(--t-muted);font-size:13px}
#ppTutorials .pp-tutorial-welcome-footer>p{margin-top:15px;font-size:10px;color:var(--t-muted)}
#jiyingWorkbench .pp-tutorial-entry{display:flex;align-items:center;gap:11px;min-height:44px;width:100%;margin:4px 0 0;padding:10px 15px;border:1px solid rgba(151,128,226,.2);border-radius:13px;background:rgba(132,105,211,.07);color:var(--r-muted,#aaa1c8);font:inherit;font-size:13px;font-weight:500;cursor:pointer;text-align:left;box-shadow:none}
#jiyingWorkbench .pp-tutorial-entry svg{width:18px;height:18px;flex:none}
#jiyingWorkbench .pp-tutorial-entry:hover{color:var(--r-text,#ece5ff);border-color:rgba(151,128,226,.5)}
#jiyingWorkbench .pp-tutorial-entry>span:last-child{margin-left:auto;font-size:9px;opacity:.7}
#jiyingWorkbench #ppTutorialsTopOpen{display:inline-flex;align-items:center;justify-content:center;flex:none;min-width:44px;min-height:40px;padding:8px 12px;border:1px solid rgba(151,128,226,.25);border-radius:999px;background:rgba(132,105,211,.07);color:var(--r-text,#aaa1c8);font:inherit;font-size:12px;cursor:pointer}
@keyframes pp-tutorial-enter{from{opacity:0;transform:translateY(8px) scale(.99)}to{opacity:1;transform:none}}
@media(min-width:821px){#jiyingWorkbench #ppTutorialsTopOpen{display:none}}
@media(max-width:900px){#ppTutorials .pp-tutorial-layout{grid-template-columns:minmax(0,1fr) 270px}#ppTutorials .pp-tutorial-main{padding:22px}#ppTutorials .pp-tutorial-curriculum{padding:22px 12px}#ppTutorials .pp-tutorial-lesson{gap:8px;padding:12px 8px}#ppTutorials .pp-tutorial-thumb{flex-basis:62px;width:62px}#ppTutorials .pp-tutorial-lesson-label strong{font-size:13px}}
@media(max-width:700px){#ppTutorials{padding:12px}#ppTutorialDialog{max-height:calc(100vh - 24px);max-height:calc(100dvh - 24px);border-radius:20px}#ppTutorials .pp-tutorial-header{padding:24px 64px 20px 22px}#ppTutorials .pp-tutorial-header h2{font-size:23px}#ppTutorials .pp-tutorial-header h2>span{display:none}#ppTutorials .pp-tutorial-header p{font-size:11px}#ppTutorials .pp-tutorial-close{right:16px;top:18px;width:36px;height:36px}#ppTutorials .pp-tutorial-layout{display:flex;flex-direction:column}#ppTutorials .pp-tutorial-main{padding:18px}#ppTutorials .pp-tutorial-screen{border-radius:10px}#ppTutorials .pp-tutorial-lesson-copy{padding:18px 1px}#ppTutorials .pp-tutorial-now{font-size:10px;gap:5px}#ppTutorials .pp-tutorial-lesson-copy h3{font-size:22px}#ppTutorials .pp-tutorial-lesson-copy>p{font-size:12px}#ppTutorials .pp-tutorial-learn{margin-top:16px;padding:13px 14px}#ppTutorials .pp-tutorial-learn ul{display:grid;font-size:11px;gap:7px}#ppTutorials .pp-tutorial-player-footer>span{max-width:150px;font-size:10px}#ppTutorials .pp-tutorial-player-footer>button{font-size:11px;padding:8px 12px}#ppTutorials .pp-tutorial-curriculum{padding:22px 18px;border-left:0;border-top:1px solid var(--t-line)}#ppTutorials .pp-tutorial-curriculum-head{margin-inline:0}#ppTutorials .pp-tutorial-lesson-list{grid-template-columns:1fr 1fr;gap:8px}#ppTutorials .pp-tutorial-lesson{min-height:82px;gap:10px;padding:10px;border-color:var(--t-line)}#ppTutorials .pp-tutorial-thumb{flex-basis:44px;width:44px;aspect-ratio:1}#ppTutorials .pp-tutorial-lesson-label strong{font-size:12px}#ppTutorials .pp-tutorial-lesson-label em{display:none}#ppTutorials .pp-tutorial-current-dot{position:absolute;right:8px;top:8px;width:4px;height:4px}#ppTutorials .pp-tutorial-library-note{margin:18px 0 0;padding-top:17px}#ppTutorials .pp-tutorial-library-note p br{display:none}#ppTutorials .pp-tutorial-welcome-top{min-height:221px;padding:31px 25px 23px}#ppTutorials .pp-tutorial-welcome-top h2{font-size:26px;margin-top:16px}#ppTutorials .pp-tutorial-welcome-top h2>span{font-size:17px}#ppTutorials .pp-tutorial-welcome-top p{font-size:11px;max-width:250px}#ppTutorials .pp-tutorial-mascot{width:120px;height:120px;right:3px;bottom:19px;opacity:.9}#ppTutorials .pp-tutorial-welcome-lessons{padding:0 20px;gap:8px}#ppTutorials .pp-tutorial-welcome-lessons>button{min-height:69px;padding:10px;gap:9px}#ppTutorials .pp-tutorial-mini-icon{width:31px;height:33px;border-radius:9px}#ppTutorials .pp-tutorial-mini-icon svg{width:17px;height:17px}#ppTutorials .pp-tutorial-welcome-lessons strong{font-size:12px}#ppTutorials .pp-tutorial-small-arrow{display:none}#ppTutorials .pp-tutorial-welcome-footer{padding:23px 20px}#ppTutorials .pp-tutorial-primary{padding-inline:18px;gap:10px;font-size:12px}#ppTutorials .pp-tutorial-secondary{padding-inline:18px;font-size:12px}}
@media(max-width:390px){#ppTutorials .pp-tutorial-mascot{width:88px;height:88px;right:1px;bottom:22px;opacity:.7}#ppTutorials .pp-tutorial-welcome-top h2{font-size:24px}#ppTutorials .pp-tutorial-welcome-top h2>span{font-size:16px}#ppTutorials .pp-tutorial-welcome-top p{max-width:235px}#ppTutorials .pp-tutorial-lesson-list{grid-template-columns:1fr}#ppTutorials .pp-tutorial-lesson{min-height:70px}#ppTutorials .pp-tutorial-lesson-label em{display:block}#ppTutorials .pp-tutorial-welcome-lessons>button{gap:6px}#ppTutorials .pp-tutorial-welcome-lessons strong{font-size:11px}}
@media(prefers-reduced-motion:reduce){#ppTutorialDialog{animation:none}#ppTutorials button{transition:none}}

/* Intermediate folding widths keep the lesson video large; close remains reachable. */
#ppTutorials{--t-gutter:28px;padding-top:max(var(--t-gutter),env(safe-area-inset-top,0px));padding-right:max(var(--t-gutter),env(safe-area-inset-right,0px));padding-bottom:max(var(--t-gutter),env(safe-area-inset-bottom,0px));padding-left:max(var(--t-gutter),env(safe-area-inset-left,0px))}
#ppTutorialDialog{max-height:calc(var(--pp-visible-height,100dvh) - 2 * var(--t-gutter) - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px))}
@media(max-width:900px){#ppTutorials{--t-gutter:12px}#ppTutorials .pp-tutorial-layout{display:flex;flex-direction:column}#ppTutorials .pp-tutorial-curriculum{border-left:0;border-top:1px solid var(--t-line)}#ppTutorials .pp-tutorial-lesson-list{grid-template-columns:1fr 1fr}}
@media(max-width:390px){#ppTutorials .pp-tutorial-lesson-list{grid-template-columns:1fr}}
@media(max-height:500px){#ppTutorials .pp-tutorial-header{padding-top:14px;padding-bottom:12px}#ppTutorials .pp-tutorial-header h2{margin-block:3px;font-size:20px}#ppTutorials .pp-tutorial-header p{display:none}#ppTutorials .pp-tutorial-close{top:12px}}