.shell { display: grid; grid-template-columns: 232px minmax(0, 1fr); min-height: calc(100vh - 33px); }
.side {
  position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; gap: 26px;
  padding: 20px 14px; border-right: 1px solid var(--line); background: var(--page);
}
.side .wordmark { padding: 4px 10px; }
.sidenav { display: grid; gap: 2px; }
.sidenav a, .tabbar a { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; color: var(--muted); font-size: 14.5px; }
.sidenav a:hover { color: var(--text); background: rgba(255, 255, 255, .04); }
.sidenav a.on { color: var(--text); background: var(--panel-2); }
.sidenav a.on .ic { color: var(--green); }
.ic { width: 18px; text-align: center; font-size: 15px; }
.side-foot { margin-top: auto; padding: 0 10px; font-size: 12px; }
.main { padding: 36px 40px 80px; min-width: 0; }
.vh { margin-bottom: 26px; }
.vh p { margin: 10px 0 0; }

/* studio */
.studio { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 28px; align-items: start; }
.studio-form { display: grid; gap: 14px; }
.stepbox { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; }
.sn { font: 700 13px/1 var(--head); letter-spacing: .1em; text-transform: uppercase; color: var(--green); margin-bottom: 14px; }
.cast { display: flex; gap: 10px; flex-wrap: wrap; }
.castbtn {
  display: flex; align-items: center; gap: 12px; padding: 10px 16px 10px 10px; border-radius: 12px; cursor: pointer;
  border: 1px solid var(--line-2); background: var(--panel-2); text-align: left; min-height: 56px;
}
.castbtn.on { border-color: var(--green); box-shadow: 0 0 0 1px var(--green) inset; }
.castbtn .ini {
  width: 36px; height: 36px; border-radius: 999px; display: grid; place-items: center; background: var(--green); color: #050505;
  font: 800 16px/1 var(--head);
}
img.ini { object-fit: cover; object-position: top; background: var(--panel-2); }
.castbtn b { display: block; font-size: 14px; }
.castbtn small { color: var(--muted); font-size: 12px; }
.fmts { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 8px; }
.fbtn {
  display: flex; flex-direction: column; gap: 4px; padding: 12px 14px; border-radius: 10px; cursor: pointer; text-align: left;
  border: 1px solid var(--line-2); background: var(--panel-2); min-height: 64px;
}
.fbtn b { font: 700 18px/1 var(--head); text-transform: uppercase; }
.fbtn small { color: var(--muted); font-size: 12.5px; line-height: 1.3; }
.fbtn.on { border-color: var(--green); background: rgba(118, 185, 0, .1); }
.fbtn.on b { color: var(--green); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.go { display: flex; flex-direction: column; gap: 4px; }
.go .btn { width: 100%; }
.go .note { text-align: center; }

.studio-out { position: sticky; top: 24px; }
.out { aspect-ratio: 9 / 16; display: grid; place-items: center; padding: 26px; text-align: center; overflow: hidden; }
.out-idle p { font-size: 14px; margin-top: 14px; }
.out-run { width: 100%; }
.bar { height: 6px; border-radius: 99px; background: rgba(255, 255, 255, .08); margin: 18px 0 10px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--green); transition: width .4s; }
.out-done { width: 100%; height: 100%; display: flex; flex-direction: column; gap: 10px; }
.out.has-clip { padding: 0; place-items: stretch; aspect-ratio: auto; background: transparent; border: 0; }
.out-done video { width: 100%; aspect-ratio: 9/16; object-fit: cover; border-radius: var(--r); background: #000; border: 1px solid var(--line); }
.out-done .acts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.out-done .acts .btn { width: 100%; }

/* explore */
.fgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.fcard { display: flex; flex-direction: column; gap: 10px; }
.fcard .txt { aspect-ratio: 9/16; display: flex; flex-direction: column; justify-content: end; padding: 16px; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--r); }
.fcard .txt q { color: var(--muted); font-size: 13.5px; margin-top: 6px; }
.fcard h3 { font: 700 22px/1 var(--head); text-transform: uppercase; margin: 0; }
.fcard .sub { color: var(--muted); font-size: 13px; }

.howto { margin-top: 14px; padding: 22px; }
.howto ol { margin: 12px 0 0; padding-left: 20px; color: var(--muted); }
.howto li { margin: 8px 0; }

.tabbar { display: none; }

@media (max-width: 960px) {
  .studio { grid-template-columns: 1fr; }
  .studio-out { position: static; order: -1; }
  .out { aspect-ratio: auto; min-height: 0; }
  .out-idle { display: none; }
  .out:has(.out-idle:not([hidden])) { display: none; }
  .out.has-clip .out-done video { max-height: 70vh; width: auto; margin: 0 auto; }
}
@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .side { display: none; }
  .main { padding: 22px 16px calc(96px + var(--safe-b)); }
  .fmts { grid-template-columns: 1fr 1fr; }
  .fgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .tabbar {
    display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
    padding: 6px 6px calc(6px + var(--safe-b)); background: rgba(10, 10, 11, .94); border-top: 1px solid var(--line);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  }
  .tabbar a { flex-direction: column; gap: 2px; padding: 6px 2px; font-size: 11px; justify-content: center; min-height: 52px; }
  .tabbar a.on { color: var(--text); }
  .tabbar a.on .ic { color: var(--green); }
  .tabbar .tb-make .ic {
    width: 34px; height: 26px; border-radius: 999px; background: var(--green); color: #050505; display: grid; place-items: center; font-weight: 700;
  }
}