/* ============================================================
   guide-fx.css — animated visual widgets for How-to-use + docs guides
   Nocturne design system companion. Pure CSS loops, no JS.
   Every animation dies under prefers-reduced-motion (bottom of file).

   Widget markup reference (copy exactly):

   Gesture demo card:
     <div class="gfx gfx-gesture">
       <div class="gfx-pad">
         <span class="gfx-dot"></span>            one finger
         <span class="gfx-dot gfx-dot-b"></span>  second finger (2-finger demos)
         <div class="gfx-lines"><i></i><i></i><i></i><i></i></div>  fake content
       </div>
       <div class="gfx-cap">Tap — left-click</div>
     </div>
     Modifier classes on .gfx-gesture: is-tap · is-2tap · is-scroll ·
     is-drag · is-pinch · is-swipe3 (adds .gfx-dot-c third finger)

   Travel scene (clipboard / file between two devices):
     <div class="gfx gfx-travel">
       <div class="gfx-mini gfx-mini-phone"><div class="gfx-lines">…</div></div>
       <svg class="beam gfx-rail" viewBox="0 0 220 40" aria-hidden="true">
         <path class="rail" d="M6 20 C 70 4, 150 36, 214 20" pathLength="100"/>
         <path class="brun" d="M6 20 C 70 4, 150 36, 214 20" pathLength="100"/>
       </svg>
       <div class="gfx-mini gfx-mini-desk"><div class="gfx-lines">…</div></div>
       <span class="gfx-parcel">⌘V</span>
     </div>

   Dynamic-resolution demo:
     <div class="gfx gfx-resize">
       <div class="gfx-winframe"><span class="gfx-winbar"><i></i><i></i><i></i></span>
         <div class="gfx-windesk"><div class="gfx-lines">…</div></div>
         <span class="gfx-winhandle"></span>
       </div>
       <div class="gfx-cap">Drag the window — the remote desktop reshapes live</div>
     </div>

   Lid-close demo:
     <div class="gfx gfx-lid">
       <div class="gfx-mac"><span class="gfx-mac-lid"></span><span class="gfx-mac-base"></span></div>
       <span class="gfx-live"><i></i>Still streaming</span>
     </div>

   Keyboard push-up demo:
     <div class="gfx gfx-kbd">
       <div class="gfx-pad">
         <div class="gfx-lines gfx-kbd-doc"><i></i><i></i><i></i><i></i><i></i></div>
         <span class="gfx-caret"></span>
         <div class="gfx-kb"><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i><i></i></div>
       </div>
       <div class="gfx-cap">The keyboard pushes content up — never covers it</div>
     </div>

   Unlock demo:
     <div class="gfx gfx-unlock">
       <div class="gfx-pad">
         <span class="gfx-padlock"><svg …lock…></svg></span>
         <span class="gfx-pins"><i></i><i></i><i></i><i></i><i></i><i></i></span>
       </div>
       <div class="gfx-cap">Type your password from your phone</div>
     </div>

   Status badge (place inside .dx-item-title or card h3):
     <span class="soon">Coming&nbsp;soon</span>
     <span class="newish">New</span>
   ============================================================ */

/* ---------- shell ---------- */
.gfx{position:relative;display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:26px 22px 20px;border-radius:20px;background:rgba(23,21,83,.55);
  border:1.5px solid var(--line);overflow:hidden}
.gfx::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 55% at 50% 0%,rgba(112,124,255,.12),transparent 70%)}
.gfx-cap{font-family:var(--f-body);font-size:13px;font-weight:500;letter-spacing:.02em;
  color:var(--tx-dim);text-align:center;text-wrap:balance}

/* ---------- touch pad stage ---------- */
.gfx-pad{position:relative;width:150px;height:190px;border-radius:22px;
  background:rgba(13,12,53,.62);border:1.5px solid var(--line-md);overflow:hidden;
  box-shadow:0 18px 40px -18px rgba(3,5,28,.6)}
.gfx-pad::after{content:"";position:absolute;left:50%;bottom:7px;width:44px;height:3px;
  border-radius:2px;background:rgba(206,212,246,.28);transform:translateX(-50%)}

/* fake content lines */
.gfx-lines{position:absolute;left:16px;right:16px;top:20px;display:flex;
  flex-direction:column;gap:9px}
.gfx-lines i{display:block;height:6px;border-radius:3px;background:rgba(163,177,255,.22)}
.gfx-lines i:nth-child(1){width:72%}
.gfx-lines i:nth-child(2){width:94%}
.gfx-lines i:nth-child(3){width:84%}
.gfx-lines i:nth-child(4){width:58%}
.gfx-lines i:nth-child(5){width:88%}

/* finger dots */
.gfx-dot{position:absolute;left:50%;top:52%;width:16px;height:16px;margin:-8px 0 0 -8px;
  border-radius:50%;background:rgba(233,237,255,.92);
  box-shadow:0 0 14px rgba(190,210,255,.85),0 0 2px rgba(255,255,255,.9);z-index:3}
.gfx-dot::after{content:"";position:absolute;inset:-8px;border-radius:50%;
  border:1.4px solid rgba(211,224,255,.9);opacity:0;transform:scale(.4)}
.gfx-dot-b,.gfx-dot-c{opacity:0}

/* --- tap: single ripple --- */
.is-tap .gfx-dot{animation:gfxTapDot 2.6s var(--eo) infinite}
.is-tap .gfx-dot::after{animation:gfxRipple 2.6s var(--eo) infinite}
@keyframes gfxTapDot{0%,12%{opacity:0;transform:scale(.6)}18%,42%{opacity:1;transform:scale(1)}
  24%{transform:scale(.82)}58%,100%{opacity:0;transform:scale(.6)}}
@keyframes gfxRipple{0%,22%{opacity:0;transform:scale(.4)}30%{opacity:.9}
  52%{opacity:0;transform:scale(1.9)}100%{opacity:0}}

/* --- two-finger tap: both dots ripple once --- */
.is-2tap .gfx-dot{left:38%;animation:gfxTapDot 2.8s var(--eo) infinite}
.is-2tap .gfx-dot::after{animation:gfxRipple 2.8s var(--eo) infinite}
.is-2tap .gfx-dot-b{left:62%;opacity:0;animation:gfxTapDot 2.8s var(--eo) infinite .06s}
.is-2tap .gfx-dot-b::after{animation:gfxRipple 2.8s var(--eo) infinite .06s}

/* --- two-finger scroll: dots slide, content follows --- */
.is-scroll .gfx-dot{left:40%;animation:gfxScrollDot 3.4s ease-in-out infinite}
.is-scroll .gfx-dot-b{left:60%;opacity:1;animation:gfxScrollDot 3.4s ease-in-out infinite}
.is-scroll .gfx-lines{animation:gfxScrollLines 3.4s ease-in-out infinite}
@keyframes gfxScrollDot{0%,14%{transform:translateY(26px);opacity:0}
  22%{opacity:1}48%,62%{transform:translateY(-26px);opacity:1}
  74%,100%{transform:translateY(-26px);opacity:0}}
@keyframes gfxScrollLines{0%,16%{transform:translateY(0)}
  52%,100%{transform:translateY(-18px)}}

/* --- hold-then-drag: ring arms, dot travels --- */
.is-drag .gfx-dot{left:34%;top:62%;animation:gfxDragDot 4.2s var(--eo) infinite}
.is-drag .gfx-dot::after{animation:gfxDragArm 4.2s linear infinite}
.is-drag .gfx-chip{position:absolute;left:34%;top:62%;width:34px;height:24px;margin:-12px 0 0 -17px;
  border-radius:6px;background:rgba(126,142,255,.28);border:1px solid var(--line-hi);z-index:2;
  animation:gfxDragChip 4.2s var(--eo) infinite}
@keyframes gfxDragDot{0%,8%{opacity:0;transform:translate(0,0) scale(.6)}
  14%,34%{opacity:1;transform:translate(0,0) scale(1)}
  60%,72%{opacity:1;transform:translate(44px,-52px) scale(1)}
  80%,100%{opacity:0;transform:translate(44px,-52px) scale(.6)}}
@keyframes gfxDragArm{0%,12%{opacity:0;transform:scale(1.6)}
  16%{opacity:.9;transform:scale(1.5)}
  32%{opacity:.9;transform:scale(.9)}
  38%,100%{opacity:0;transform:scale(.8)}}
@keyframes gfxDragChip{0%,34%{transform:translate(0,0)}
  60%,100%{transform:translate(44px,-52px)}}

/* --- pinch: dots diverge, content scales --- */
.is-pinch .gfx-dot{left:50%;top:52%;animation:gfxPinchA 3.6s ease-in-out infinite}
.is-pinch .gfx-dot-b{left:50%;top:52%;opacity:1;animation:gfxPinchB 3.6s ease-in-out infinite}
.is-pinch .gfx-lines{transform-origin:50% 45%;animation:gfxPinchZoom 3.6s ease-in-out infinite}
@keyframes gfxPinchA{0%,12%{transform:translate(-9px,9px);opacity:0}18%{opacity:1}
  48%,60%{transform:translate(-26px,26px);opacity:1}72%,100%{transform:translate(-26px,26px);opacity:0}}
@keyframes gfxPinchB{0%,12%{transform:translate(9px,-9px);opacity:0}18%{opacity:1}
  48%,60%{transform:translate(26px,-26px);opacity:1}72%,100%{transform:translate(26px,-26px);opacity:0}}
@keyframes gfxPinchZoom{0%,14%{transform:scale(1)}52%,100%{transform:scale(1.22)}}

/* --- three-finger swipe: desktop switch --- */
.is-swipe3 .gfx-dot{left:26%;animation:gfxSwipeDot 3.8s var(--eo) infinite}
.is-swipe3 .gfx-dot-b{left:44%;opacity:1;animation:gfxSwipeDot 3.8s var(--eo) infinite .04s}
.is-swipe3 .gfx-dot-c{position:absolute;left:62%;top:52%;width:16px;height:16px;margin:-8px 0 0 -8px;
  border-radius:50%;background:rgba(233,237,255,.92);
  box-shadow:0 0 14px rgba(190,210,255,.85);z-index:3;
  animation:gfxSwipeDot 3.8s var(--eo) infinite .08s}
.is-swipe3 .gfx-lines{animation:gfxSwipeSpace 3.8s var(--eo) infinite}
@keyframes gfxSwipeDot{0%,12%{transform:translateX(-14px);opacity:0}20%{opacity:1}
  48%,58%{transform:translateX(34px);opacity:1}70%,100%{transform:translateX(34px);opacity:0}}
@keyframes gfxSwipeSpace{0%,20%{transform:translateX(0);opacity:1}
  42%{transform:translateX(120px);opacity:0}
  43%{transform:translateX(-120px);opacity:0}
  60%,100%{transform:translateX(0);opacity:1}}

/* ---------- travel scene (clipboard / files) ---------- */
.gfx-travel{flex-direction:row;justify-content:center;gap:0;padding:34px 26px 30px;min-height:150px}
.gfx-mini{position:relative;flex:0 0 auto;border-radius:12px;background:rgba(13,12,53,.62);
  border:1.5px solid var(--line-md);overflow:hidden;
  box-shadow:0 16px 34px -16px rgba(3,5,28,.6)}
.gfx-mini-phone{width:58px;height:104px;border-radius:12px}
.gfx-mini-phone .gfx-lines{left:9px;right:9px;top:12px;gap:6px}
.gfx-mini-phone .gfx-lines i{height:4px}
.gfx-mini-desk{width:132px;height:88px;border-radius:8px}
.gfx-mini-desk::after{content:"";position:absolute;left:50%;bottom:-14px;width:34px;height:12px;
  transform:translateX(-50%);border-radius:0 0 5px 5px;background:rgba(163,177,255,.24)}
.gfx-mini-desk .gfx-lines{left:12px;right:12px;top:12px;gap:7px}
.gfx-mini-desk .gfx-lines i{height:5px}
.gfx-rail{width:200px;height:40px;flex:0 0 auto;margin:0 -6px;overflow:visible}
.gfx-parcel{position:absolute;left:50%;top:50%;z-index:4;padding:5px 10px;border-radius:8px;
  font-family:var(--f-body);font-size:11.5px;font-weight:600;letter-spacing:.02em;color:#eef1ff;
  background:rgba(126,142,255,.3);border:1px solid var(--line-hi);
  box-shadow:0 6px 18px -6px rgba(96,110,255,.55);white-space:nowrap;
  animation:gfxParcel 4.4s var(--eo) infinite}
@keyframes gfxParcel{0%,8%{transform:translate(calc(-50% - 118px),-160%) scale(.7);opacity:0}
  16%{transform:translate(calc(-50% - 96px),-160%) scale(1);opacity:1}
  54%,60%{transform:translate(calc(-50% + 96px),-160%) scale(1);opacity:1}
  70%,100%{transform:translate(calc(-50% + 118px),-160%) scale(.7);opacity:0}}
.gfx-travel .gfx-cap{position:absolute;left:0;right:0;bottom:8px}

/* ---------- dynamic-resolution window ---------- */
.gfx-resize{min-height:230px;justify-content:center}
.gfx-winframe{position:relative;width:200px;height:132px;border-radius:10px;
  background:rgba(13,12,53,.66);border:1.5px solid var(--line-md);overflow:hidden;
  box-shadow:0 18px 40px -18px rgba(3,5,28,.65);
  animation:gfxWinSize 6s ease-in-out infinite}
.gfx-winbar{position:absolute;left:0;right:0;top:0;height:16px;display:flex;align-items:center;
  gap:4px;padding-left:8px;background:rgba(126,142,255,.14);
  border-bottom:1px solid rgba(163,177,255,.18)}
.gfx-winbar i{width:5px;height:5px;border-radius:50%;background:rgba(206,212,246,.4)}
.gfx-windesk{position:absolute;inset:16px 0 0 0}
.gfx-windesk .gfx-lines{left:14px;right:14px;top:14px}
.gfx-winhandle{position:absolute;right:3px;bottom:3px;width:10px;height:10px;z-index:3;
  border-right:2px solid rgba(211,224,255,.75);border-bottom:2px solid rgba(211,224,255,.75);
  border-radius:0 0 3px 0;animation:gfxHandleGlow 6s ease-in-out infinite}
@keyframes gfxWinSize{0%,14%{width:200px;height:132px}
  38%,56%{width:262px;height:158px}
  82%,100%{width:200px;height:132px}}
@keyframes gfxHandleGlow{0%,10%{box-shadow:none}22%,50%{box-shadow:0 3px 10px rgba(190,210,255,.55)}
  64%,100%{box-shadow:none}}

/* ---------- lid-close ---------- */
.gfx-lid{min-height:210px;justify-content:center;gap:22px}
.gfx-mac{position:relative;width:190px;height:120px;perspective:520px}
.gfx-mac-base{position:absolute;left:0;right:0;bottom:26px;height:8px;border-radius:2px 2px 7px 7px;
  background:linear-gradient(180deg,rgba(163,177,255,.4),rgba(163,177,255,.2))}
.gfx-mac-lid{position:absolute;left:7px;right:7px;bottom:34px;height:106px;border-radius:8px 8px 2px 2px;
  background:rgba(13,12,53,.75);border:1.5px solid var(--line-md);
  transform-origin:50% 100%;transform:rotateX(0deg);
  animation:gfxLidClose 6.5s var(--eo) infinite;
  background-image:linear-gradient(180deg,rgba(126,142,255,.16),rgba(126,142,255,.03))}
@keyframes gfxLidClose{0%,22%{transform:rotateX(0deg)}
  48%,74%{transform:rotateX(-84deg)}
  96%,100%{transform:rotateX(0deg)}}
.gfx-live{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:var(--glass);border:1px solid var(--line-md);
  font-family:var(--f-body);font-size:13px;font-weight:600;color:#e2e7ff}
.gfx-live i{width:7px;height:7px;border-radius:50%;background:#57e6c4;
  box-shadow:0 0 10px rgba(87,230,196,.9);animation:gfxLivePulse 2s ease-in-out infinite}
@keyframes gfxLivePulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- keyboard push-up ---------- */
.gfx-kbd .gfx-pad{width:150px;height:200px}
.gfx-kbd-doc{animation:gfxDocRise 5s var(--eo) infinite}
@keyframes gfxDocRise{0%,18%{transform:translateY(34px)}
  38%,74%{transform:translateY(0)}
  92%,100%{transform:translateY(34px)}}
.gfx-caret{position:absolute;left:16px;top:20px;width:1.6px;height:10px;background:#d3e0ff;
  box-shadow:0 0 6px rgba(190,210,255,.9);
  animation:gfxCaret 5s var(--eo) infinite,gfxCaretBlink 1.1s steps(2) infinite}
@keyframes gfxCaret{0%,18%{transform:translate(84px,96px)}
  38%,74%{transform:translate(84px,62px)}92%,100%{transform:translate(84px,96px)}}
@keyframes gfxCaretBlink{to{opacity:0}}
.gfx-kb{position:absolute;left:5px;right:5px;bottom:5px;height:64px;border-radius:10px;
  background:rgba(126,142,255,.16);border:1px solid rgba(163,177,255,.25);
  display:grid;grid-template-columns:repeat(4,1fr);gap:5px;padding:8px;
  animation:gfxKbRise 5s var(--eo) infinite}
.gfx-kb i{border-radius:4px;background:rgba(206,212,246,.3)}
@keyframes gfxKbRise{0%,16%{transform:translateY(76px)}
  36%,76%{transform:translateY(0)}
  94%,100%{transform:translateY(76px)}}

/* ---------- unlock ---------- */
.gfx-unlock .gfx-pad{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px}
.gfx-padlock{width:40px;height:40px;color:var(--accent);
  filter:drop-shadow(0 0 12px rgba(169,186,255,.6))}
.gfx-padlock svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.6;
  stroke-linecap:round;stroke-linejoin:round}
.gfx-padlock .lk-shackle{transform-origin:25% 45%;animation:gfxShackle 5.4s var(--eo) infinite}
@keyframes gfxShackle{0%,58%{transform:rotate(0deg)}70%,88%{transform:rotate(-28deg)}
  98%,100%{transform:rotate(0deg)}}
.gfx-pins{display:flex;gap:9px}
.gfx-pins i{width:9px;height:9px;border-radius:50%;border:1.2px solid rgba(206,212,246,.5);
  background:transparent;animation:gfxPinFill 5.4s linear infinite}
.gfx-pins i:nth-child(1){animation-delay:0s}
.gfx-pins i:nth-child(2){animation-delay:.14s}
.gfx-pins i:nth-child(3){animation-delay:.28s}
.gfx-pins i:nth-child(4){animation-delay:.42s}
.gfx-pins i:nth-child(5){animation-delay:.56s}
.gfx-pins i:nth-child(6){animation-delay:.7s}
@keyframes gfxPinFill{0%,8%{background:transparent;border-color:rgba(206,212,246,.5)}
  14%,60%{background:#e9edff;border-color:#e9edff;box-shadow:0 0 8px rgba(190,210,255,.8)}
  74%,100%{background:transparent;border-color:rgba(206,212,246,.5);box-shadow:none}}

/* ---------- privacy dim (screen at the desk goes dark while stream lives) ----------
   <div class="gfx gfx-dim">
     <div class="gfx-mini gfx-mini-desk"><div class="gfx-lines"><i></i><i></i><i></i><i></i></div>
       <span class="gfx-veil"></span></div>
     <span class="gfx-live"><i></i>Session running</span>
     <div class="gfx-cap">The screen at the desk goes dark — your stream stays live</div>
   </div> */
.gfx-dim{min-height:200px;justify-content:center;gap:18px}
.gfx-dim .gfx-mini-desk{width:170px;height:110px}
.gfx-veil{position:absolute;inset:0;background:#05041c;opacity:0;
  animation:gfxVeil 6s ease-in-out infinite}
@keyframes gfxVeil{0%,18%{opacity:0}34%,74%{opacity:.94}90%,100%{opacity:0}}

/* ---------- picture-in-picture (stream shrinks to a floating corner window) ----------
   <div class="gfx gfx-pip">
     <div class="gfx-mini gfx-mini-desk gfx-pip-stage">
       <div class="gfx-lines"><i></i><i></i><i></i><i></i></div>
       <span class="gfx-pip-win"><i></i><i></i></span>
     </div>
     <div class="gfx-cap">The stream keeps playing in a floating window</div>
   </div> */
.gfx-pip{min-height:200px;justify-content:center;gap:18px}
.gfx-pip-stage{width:190px;height:122px}
.gfx-pip-win{position:absolute;left:0;top:0;width:100%;height:100%;border-radius:8px;
  background:rgba(126,142,255,.24);border:1.2px solid var(--line-hi);
  box-shadow:0 10px 26px -10px rgba(3,5,28,.8);display:flex;flex-direction:column;
  gap:5px;padding:9px 10px;transform-origin:100% 100%;
  animation:gfxPipShrink 6s var(--eo) infinite}
.gfx-pip-win i{display:block;height:5px;border-radius:3px;background:rgba(233,237,255,.55)}
.gfx-pip-win i:nth-child(1){width:70%}
.gfx-pip-win i:nth-child(2){width:45%}
@keyframes gfxPipShrink{0%,16%{transform:translate(0,0) scale(1)}
  40%,78%{transform:translate(-6px,-6px) scale(.36)}
  96%,100%{transform:translate(0,0) scale(1)}}

/* ---------- gesture demo strip (hub) ---------- */
.gfx-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-top:28px}
.gfx-strip .gfx{padding:22px 14px 16px}
.gfx-strip .gfx-pad{width:118px;height:150px;border-radius:18px}
.gfx-strip .gfx-pad .gfx-lines{top:14px;gap:7px}
.gfx-strip .gfx-cap{font-size:12.5px;min-height:32px;text-wrap:balance}

/* ---------- status badges ---------- */
.soon,.newish{display:inline-flex;align-items:center;margin-left:8px;padding:3px 9px;
  border-radius:999px;font-family:var(--f-body);font-size:10.5px;font-weight:700;
  letter-spacing:.12em;text-transform:uppercase;vertical-align:2px}
.soon{color:#cdd7ff;background:rgba(126,142,255,.14);border:1px solid var(--line-md)}
.newish{color:#7ef2d4;background:rgba(87,230,196,.12);
  border:1px solid rgba(87,230,196,.45);text-shadow:0 0 12px rgba(87,230,196,.5)}

/* ---------- small screens ---------- */
@media (max-width:640px){
  .gfx-travel{transform:scale(.82);transform-origin:center;padding:24px 8px 26px}
  .gfx-rail{width:150px}
  @keyframes gfxParcel{0%,8%{transform:translate(calc(-50% - 88px),-160%) scale(.7);opacity:0}
    16%{transform:translate(calc(-50% - 72px),-160%) scale(1);opacity:1}
    54%,60%{transform:translate(calc(-50% + 72px),-160%) scale(1);opacity:1}
    70%,100%{transform:translate(calc(-50% + 88px),-160%) scale(.7);opacity:0}}
}

/* ---------- reduced motion: freeze everything in a readable state ---------- */
@media (prefers-reduced-motion:reduce){
  .gfx *,.gfx::before{animation:none!important;transition:none!important}
  .gfx-dot,.gfx-dot-b,.is-swipe3 .gfx-dot-c{opacity:.9}
  .gfx-kb{transform:translateY(0)}
  .gfx-kbd-doc{transform:translateY(0)}
  .gfx-caret{transform:translate(84px,62px)}
  .gfx-mac-lid{transform:rotateX(-60deg)}
  .gfx-pins i{background:#e9edff;border-color:#e9edff}
  .gfx-parcel{transform:translate(-50%,-160%);opacity:1}
}