:root {
  --p-bg: #050506;
  --p-surface: #111216;
  --p-paper: #f4f4f1;
  --p-text: #f7f7f4;
  --p-muted: #b5b7bd;
  --p-green: #69e5a8;
  --p-blue: #57adff;
  --p-line: rgba(255, 255, 255, .16);
  --p-pad: clamp(20px, 5vw, 80px);
  --p-vh: 100dvh;
  --p-font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; width: 100%; height: 100%; overflow: hidden; background: var(--p-bg); color: var(--p-text); font-family: var(--p-font); -webkit-font-smoothing: antialiased; }
body { letter-spacing: 0; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
img, video { display: block; max-width: 100%; }

.panel-app { height: 100%; overflow: hidden; background: var(--p-bg); }
.panel-header { position: fixed; z-index: 30; top: 0; left: 0; right: 0; height: 64px; padding: 0 var(--p-pad); display: flex; align-items: center; justify-content: space-between; background: rgba(5, 5, 6, .68); border-bottom: 1px solid transparent; backdrop-filter: blur(20px); transition: background .35s, border-color .35s, transform .35s; }
.panel-header.is-scrolled { border-color: var(--p-line); background: rgba(5, 5, 6, .91); }
.panel-brand { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 700; }
.panel-mark { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 7px; background: #fff; color: #050506; font-size: 10px; font-weight: 900; }
.panel-nav { display: flex; align-items: center; gap: 28px; color: #dedfe2; font-size: 13px; }
.panel-nav a { transition: color .25s, transform .25s; }
.panel-nav a:hover { color: #fff; transform: translateY(-1px); }
.panel-manage { padding: 8px 13px; border: 1px solid #55565b; border-radius: 999px; }
.panel-menu { display: none; width: 42px; height: 42px; border: 0; background: transparent; }
.panel-menu i { display: block; width: 19px; height: 1px; margin: 6px auto; background: #fff; transition: .25s; }
.panel-menu.is-open i:first-child { transform: translateY(3.5px) rotate(45deg); }
.panel-menu.is-open i:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.panel-mobile-nav { position: fixed; z-index: 29; top: 64px; left: 0; right: 0; display: none; padding: 18px 22px; background: rgba(5, 5, 6, .97); border-bottom: 1px solid #25262a; backdrop-filter: blur(20px); }
.panel-mobile-nav.is-open { display: grid; animation: nav-in .25s ease both; }
.panel-mobile-nav a { padding: 15px 0; border-bottom: 1px solid #292a2e; font-size: 19px; }
@keyframes nav-in { from { opacity: 0; transform: translateY(-12px); } }

.panel-scroller { height: 100%; overflow-y: auto; overflow-x: hidden; scroll-snap-type: y mandatory; scroll-behavior: smooth; overscroll-behavior-y: contain; -webkit-overflow-scrolling: touch; }
.panel-scroller.is-instant { scroll-behavior: auto !important; scroll-snap-type: none; }
.panel { --panel-fit: 1; --panel-shift: 0px; --panel-content-x: 0px; --panel-content-y: 0px; --panel-content-rotate: 0deg; --panel-content-skew: 0deg; --panel-content-scale: 1; --panel-opacity: 1; --panel-blur: 0px; --panel-inner-clip: 0%; --heading-shift: 0px; --kicker-shift: 0px; --heading-tilt: 0deg; --copy-shift: 0px; --action-shift: 0px; --support-shift: 0px; --support-scale: 1; --visual-shift: 0px; --visual-scroll-rotate: 0deg; --visual-scale: 1; --visual-image-scale: 1; --panel-media-inset: 0%; --card-shift-1: 0px; --card-shift-2: 0px; --card-shift-3: 0px; --card-tilt: 0deg; --tilt-x: 0deg; --tilt-y: 0deg; position: relative; isolation: isolate; min-height: var(--p-vh); height: var(--p-vh); padding: calc(74px + env(safe-area-inset-top)) var(--p-pad) calc(28px + env(safe-area-inset-bottom)); display: flex; align-items: center; overflow: hidden; scroll-snap-align: start; scroll-snap-stop: always; }
.panel::before { content: ""; position: absolute; z-index: 3; left: var(--p-pad); right: var(--p-pad); bottom: 16px; height: 1px; background: linear-gradient(90deg, var(--p-green), rgba(105, 229, 168, .12) 45%, transparent); transform: scaleX(0); transform-origin: left; opacity: .75; pointer-events: none; }
.panel.is-active::before { animation: panel-line-in .8s cubic-bezier(.2, .8, .2, 1) .2s both; }
.panel::after { content: ""; position: absolute; z-index: 4; top: 0; bottom: 0; left: -22%; width: 18%; background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .08), rgba(105, 229, 168, .13), transparent); transform: skewX(-12deg) translateX(-140%); opacity: 0; pointer-events: none; }
.panel.is-active::after { animation: panel-scan .85s cubic-bezier(.4, 0, .2, 1) both; }
.panel[data-transition="hero-focus"]::after { width: 28%; background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .13), rgba(105, 229, 168, .18), transparent); }
.panel[data-transition="hero-focus"].is-active::after { animation: transition-hero 1.05s cubic-bezier(.16, .74, .2, 1) both; }
.panel[data-transition="metric-rise"]::after { top: auto; bottom: 0; left: 0; width: 100%; height: 44%; background: repeating-linear-gradient(90deg, transparent 0 18%, rgba(105, 229, 168, .14) 18% 18.2%); transform: translateY(110%); }
.panel[data-transition="metric-rise"].is-active::after { animation: transition-rise .8s cubic-bezier(.2, .72, .24, 1) both; }
.panel[data-transition="split-swing"]::after { left: 50%; width: 2px; background: #69e5a8; box-shadow: -28px 0 rgba(255, 255, 255, .12), 28px 0 rgba(87, 173, 255, .12); transform: scaleY(0) rotate(7deg); transform-origin: center top; }
.panel[data-transition="split-swing"].is-active::after { animation: transition-swing .82s cubic-bezier(.2, .8, .2, 1) both; }
.panel[data-transition="prism-cross"]::after { left: -15%; width: 45%; background: repeating-linear-gradient(115deg, transparent 0 12px, rgba(87, 173, 255, .12) 12px 13px, transparent 13px 25px); transform: translateX(-120%) skewX(-9deg); }
.panel[data-transition="prism-cross"].is-active::after { animation: transition-prism .9s cubic-bezier(.24, .76, .2, 1) both; }
.panel[data-transition="patent-shuffle"]::after { left: 10%; width: 80%; top: 12%; bottom: 12%; border: 1px solid rgba(105, 229, 168, .25); background: transparent; transform: perspective(900px) rotateY(78deg) scale(.65); }
.panel[data-transition="patent-shuffle"].is-active::after { animation: transition-frame .86s cubic-bezier(.2, .82, .22, 1) both; }
.panel[data-transition="side-wipe"]::after { left: -48%; width: 48%; background: linear-gradient(90deg, transparent, rgba(105, 229, 168, .09) 35%, rgba(255, 255, 255, .16), transparent); transform: skewX(-8deg); }
.panel[data-transition="side-wipe"].is-active::after { animation: transition-side .92s cubic-bezier(.14, .76, .24, 1) both; }
.panel[data-transition="deck-fan"]::after { left: 50%; width: 1px; background: rgba(105, 229, 168, .72); box-shadow: -14vw 0 rgba(255, 255, 255, .08), 14vw 0 rgba(255, 255, 255, .08), -28vw 0 rgba(87, 173, 255, .07), 28vw 0 rgba(87, 173, 255, .07); transform: scaleY(0); }
.panel[data-transition="deck-fan"].is-active::after { animation: transition-fan .78s cubic-bezier(.2, .78, .18, 1) both; }
.panel[data-transition="media-curtain"]::after { left: 50%; width: 50%; background: linear-gradient(90deg, rgba(5, 5, 6, .94), rgba(5, 5, 6, .35), transparent); transform: translateX(0); }
.panel[data-transition="media-curtain"].is-active::after { animation: transition-curtain .88s cubic-bezier(.2, .82, .2, 1) both; }
.panel[data-transition="depth-push"]::after { left: 7%; top: 8%; bottom: 8%; width: 86%; border: 1px solid rgba(105, 229, 168, .28); background: transparent; transform: scale(.62); }
.panel[data-transition="depth-push"].is-active::after { animation: transition-depth .78s cubic-bezier(.18, .78, .24, 1) both; }
.panel[data-transition="signal-scan"]::after { left: 0; top: auto; bottom: 0; width: 100%; height: 28%; background: repeating-linear-gradient(0deg, transparent 0 10px, rgba(105, 229, 168, .13) 10px 11px); transform: translateY(110%); }
.panel[data-transition="signal-scan"].is-active::after { animation: transition-signal .82s cubic-bezier(.2, .8, .2, 1) both; }
.panel[data-transition="diagonal-lock"]::after { left: -30%; width: 32%; background: linear-gradient(90deg, transparent, rgba(87, 173, 255, .16), rgba(105, 229, 168, .22), transparent); transform: skewX(18deg) translateX(-120%); }
.panel[data-transition="diagonal-lock"].is-active::after { animation: transition-diagonal .86s cubic-bezier(.16, .78, .22, 1) both; }
.panel[data-transition="system-cascade"]::after { left: 0; width: 100%; background: repeating-linear-gradient(90deg, transparent 0 24%, rgba(255, 255, 255, .1) 24% 24.15%); transform: scaleX(0); transform-origin: left; }
.panel[data-transition="system-cascade"].is-active::after { animation: transition-cascade .82s cubic-bezier(.2, .8, .2, 1) both; }
.panel[data-transition="contact-converge"]::after { left: 0; width: 100%; background: linear-gradient(90deg, rgba(105, 229, 168, .16), transparent 24%, transparent 76%, rgba(87, 173, 255, .16)); transform: scaleX(1.4); }
.panel[data-transition="contact-converge"].is-active::after { animation: transition-converge .92s cubic-bezier(.18, .8, .22, 1) both; }
.panel-inner { position: relative; z-index: 5; width: min(1120px, 100%); margin: auto; opacity: var(--panel-opacity); transform: translate3d(var(--panel-content-x), var(--panel-content-y), 0) scale(var(--panel-fit)) scale(var(--panel-content-scale)); transform-origin: center; will-change: transform, opacity; }
.panel-hero .panel-inner { margin-left: 0; transform-origin: left center; }
.panel-kicker { display: block; margin-bottom: clamp(10px, 2.2vh, 18px); color: var(--p-green); font-size: 11px; font-weight: 750; letter-spacing: .18em; text-transform: uppercase; transform: translate3d(var(--kicker-shift), 0, 0); will-change: transform; }
.panel h1, .panel h2 { display: block; width: 100%; max-width: 1040px; margin: 0; font-size: clamp(52px, min(7.6vw, 11.5vh), 108px); line-height: 1.02; font-weight: 720; white-space: nowrap; overflow-wrap: normal; transform: perspective(900px) translate3d(var(--heading-shift), 0, 0) rotateX(var(--heading-tilt)); transform-origin: 50% 70%; will-change: transform; }
.panel h1 em, .panel h2 em { display: block; color: #d0d1d4; font-style: normal; font-weight: 590; }
.panel-paper h1 em, .panel-paper h2 em { color: #55585e; }
.panel h3 { margin: 0; font-size: clamp(24px, 3vw, 42px); line-height: 1.08; }
.panel-copy { max-width: 660px; margin: clamp(13px, 2.5vh, 22px) 0 0; color: var(--p-muted); font-size: clamp(16px, min(1.8vw, 2.7vh), 23px); line-height: 1.55; transform: translate3d(var(--copy-shift), 0, 0); will-change: transform; }
.panel-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(17px, 3.5vh, 30px); transform: translate3d(var(--action-shift), 0, 0); will-change: transform; }
.panel-button { display: inline-flex; align-items: center; justify-content: center; gap: 11px; min-height: 50px; padding: 0 21px; border: 1px solid transparent; border-radius: 999px; font-size: 15px; font-weight: 700; transition: transform .25s, border-color .25s, background .25s; }
.panel-button:hover { transform: translateY(-2px); }
.panel-button.light { background: #f5f5f2; color: #080809; }
.panel-button.dark { background: #080809; color: #fff; }
.panel-button.outline { border-color: #65676c; color: #fff; background: transparent; }
.panel-button.green { background: var(--p-green); color: #06100b; }
.panel-button.wechat { border-color: #3fd683; background: rgba(65, 210, 127, .12); color: #8df0b8; }
.panel-media { position: absolute; z-index: -1; inset: -3%; width: 106%; height: 106%; object-fit: cover; transform: translate3d(0, var(--panel-shift), 0) scale(1.06); will-change: transform; }
.panel-shade { position: absolute; z-index: 0; inset: 0; background: linear-gradient(90deg, rgba(5, 5, 6, .94), rgba(5, 5, 6, .42) 58%, rgba(5, 5, 6, .12)), linear-gradient(0deg, rgba(5, 5, 6, .92), transparent 55%); }
.panel-hero .panel-copy { color: #e0e1e3; }
.panel-hero .panel-media { filter: saturate(.78) contrast(1.08); }
.panel-hero.is-active .panel-media { filter: saturate(.95) contrast(1.06); }

.panel-dark { background: var(--p-bg); }
.panel-paper { background: var(--p-paper); color: #111216; }
.panel-paper .panel-copy { color: #565960; }
.panel-paper .panel-kicker { color: #08765a; }
.panel-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(22px, 4vw, 48px); align-items: center; }
.panel-visual { position: relative; height: min(62vh, 540px); border: 1px solid rgba(255, 255, 255, .12); border-radius: 8px; overflow: hidden; background: #17181c; transform: perspective(1200px) translate3d(var(--visual-shift), 0, 0) rotateZ(var(--visual-scroll-rotate)) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) scale(var(--visual-scale)); transition: border-color .3s, transform .12s linear; will-change: transform; }
.panel-visual:hover { border-color: rgba(105, 229, 168, .45); }
.panel-visual img, .panel-visual video { width: 100%; height: 100%; object-fit: cover; transform: scale(var(--visual-image-scale)); transition: transform .12s linear; will-change: transform; }
.panel-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(0, 0, 0, .72), transparent 55%); pointer-events: none; }
.panel-visual-label { position: absolute; z-index: 2; left: 18px; bottom: 18px; color: #fff; font-size: 11px; letter-spacing: .12em; }

.panel-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: clamp(24px, 5vh, 42px); background: #2a2b2f; transform: translate3d(0, var(--support-shift), 0) scale(var(--support-scale)); will-change: transform; }
.panel-metric { padding: clamp(16px, 3vh, 25px) 20px; background: var(--p-bg); transition: transform .35s, background .35s; }
.panel-metric:hover { z-index: 1; background: #141519; transform: translateY(-5px); }
.panel-metric strong { display: block; font-size: clamp(38px, min(5vw, 7vh), 72px); line-height: 1; }
.panel-metric small { display: block; margin-top: 8px; color: var(--p-green); font-size: 12px; }
.panel-metric span { display: block; margin-top: 6px; color: #a5a7ac; font-size: 12px; }
.panel-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: clamp(18px, 3.5vh, 30px); transform: translate3d(0, var(--support-shift), 0) scale(var(--support-scale)); will-change: transform; }
.panel-card { padding: clamp(15px, 2.7vh, 22px); background: #17181c; border: 1px solid #2a2b2f; transition: transform .3s, border-color .3s, background .3s; }
.panel-card:hover { transform: translateY(-4px); border-color: rgba(105, 229, 168, .48); background: #1d1f23; }
.panel[data-transition="metric-rise"] .panel-metric:nth-child(1), .panel[data-transition="system-cascade"] .panel-metric:nth-child(1), .panel[data-transition="system-cascade"] .panel-card:nth-child(1) { transform: translateY(var(--card-shift-1)) rotateX(var(--card-tilt)); }
.panel[data-transition="metric-rise"] .panel-metric:nth-child(2), .panel[data-transition="system-cascade"] .panel-metric:nth-child(2), .panel[data-transition="system-cascade"] .panel-card:nth-child(2) { transform: translateY(var(--card-shift-2)) rotateX(var(--card-tilt)); }
.panel[data-transition="metric-rise"] .panel-metric:nth-child(3), .panel[data-transition="system-cascade"] .panel-metric:nth-child(3), .panel[data-transition="system-cascade"] .panel-card:nth-child(3) { transform: translateY(var(--card-shift-3)) rotateX(var(--card-tilt)); }
.panel-card strong { display: block; font-size: 20px; }
.panel-card span { display: block; margin-top: 9px; color: var(--p-muted); font-size: 14px; line-height: 1.5; }
.panel-paper .panel-card, .panel-paper .panel-metric { background: #fff; border-color: #dddeda; }
.panel-paper .panel-card span, .panel-paper .panel-metric span { color: #5f6268; }
.panel-paper .panel-button.outline { color: #111216; border-color: #8f9196; }

/* Auto-rotating 3D media decks */
.panel-heading-row { display: flex; align-items: end; justify-content: space-between; gap: 28px; }
.panel-heading-row h2 { min-width: 0; flex: 1 1 auto; }
.panel-heading-row .panel-copy { max-width: 390px; margin: 0 0 5px; font-size: 16px; }
.panel-gallery { --deck-drag: 0px; --deck-speed: 220ms; margin-top: clamp(16px, 3.4vh, 28px); transform: translate3d(0, var(--support-shift), 0) scale(var(--support-scale)); will-change: transform; }
.panel-gallery-track { position: relative; height: clamp(175px, 31vh, 285px); overflow: visible; perspective: 1300px; transform-style: flat; touch-action: pan-y; cursor: grab; user-select: none; }
.panel-gallery-track:active { cursor: grabbing; }
.panel-gallery-track::before { content: ""; position: absolute; left: 16%; right: 16%; bottom: 3px; height: 1px; background: linear-gradient(90deg, transparent, rgba(105, 229, 168, .7), transparent); transform: scaleX(.25); opacity: .4; transition: transform .7s ease, opacity .7s; }
.panel-gallery.is-running .panel-gallery-track::before { transform: scaleX(1); opacity: .9; animation: deck-line .9s ease-in-out infinite; }
.panel-gallery-item { position: absolute; z-index: 1; top: 0; left: 50%; width: min(56%, 610px); height: 100%; overflow: hidden; margin: 0; border: 1px solid rgba(255, 255, 255, .16); border-radius: 7px; background: #202125; opacity: 0; filter: brightness(.55) saturate(.72); pointer-events: none; transform: translate3d(-50%, 10%, 0) rotateY(0) scale(.72); transition: transform var(--deck-speed) cubic-bezier(.18, .8, .22, 1), opacity var(--deck-speed) ease, filter var(--deck-speed) ease, box-shadow var(--deck-speed) ease; will-change: transform, opacity, filter; }
.panel-gallery-item[data-deck-position="0"] { z-index: 6; opacity: 1; filter: none; pointer-events: auto; cursor: zoom-in; transform: translate3d(calc(-50% + var(--deck-drag)), 0, 0) rotateY(0) scale(1); box-shadow: 0 24px 55px rgba(0, 0, 0, .34); }
.panel-gallery-item[data-deck-position="-1"] { z-index: 5; opacity: .72; transform: translate3d(calc(-118% + var(--deck-drag)), 5%, 0) rotateY(13deg) scale(.86); }
.panel-gallery-item[data-deck-position="1"] { z-index: 5; opacity: .72; transform: translate3d(calc(18% + var(--deck-drag)), 5%, 0) rotateY(-13deg) scale(.86); }
.panel-gallery-item[data-deck-position="-2"] { z-index: 4; opacity: .24; transform: translate3d(calc(-155% + var(--deck-drag)), 9%, 0) rotateY(18deg) scale(.72); }
.panel-gallery-item[data-deck-position="2"] { z-index: 4; opacity: .24; transform: translate3d(calc(55% + var(--deck-drag)), 9%, 0) rotateY(-18deg) scale(.72); }
.panel-gallery.is-dragging .panel-gallery-item { transition: opacity .2s, filter .2s, box-shadow .2s; }
.panel-gallery.is-rapid .panel-gallery-item { transition-timing-function: linear; }
.panel-gallery-item img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; -webkit-user-drag: none; transition: transform .65s cubic-bezier(.2, .8, .2, 1), filter .4s; }
.panel-gallery-item::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(0, 0, 0, .78), transparent 58%); pointer-events: none; }
.panel-gallery-item:hover img, .panel-gallery-item:focus-visible img { transform: scale(1.055); }
.panel-gallery-item:focus-visible { outline: 2px solid var(--p-green); outline-offset: -2px; }
.panel-gallery-item figcaption { position: absolute; z-index: 2; left: 13px; right: 13px; bottom: 12px; color: #fff; }
.panel-gallery-item figcaption strong { display: block; font-size: 14px; line-height: 1.35; }
.panel-gallery-item figcaption span { display: block; margin-top: 4px; color: #d3d5d8; font-size: 10px; line-height: 1.4; }
.panel-gallery-controls { display: flex; align-items: center; justify-content: flex-end; gap: 8px; min-height: 34px; margin-top: 10px; }
.panel-gallery-count { min-width: 62px; color: #73767c; font-size: 11px; text-align: center; font-variant-numeric: tabular-nums; }
.panel-gallery-control { display: grid; place-items: center; width: 34px; height: 34px; padding: 0; border: 1px solid #bbbcbf; border-radius: 50%; background: transparent; color: #111216; font-size: 18px; line-height: 1; transition: background .25s, color .25s, transform .25s; }
.panel-gallery-control:hover { background: #111216; color: #fff; transform: translateY(-1px); }
.panel-gallery.is-running [data-gallery-toggle] { border-color: var(--p-green); }
.panel-dark .panel-gallery-control { border-color: #55575c; color: #fff; }
.panel-dark .panel-gallery-control:hover { background: #fff; color: #080809; }
.panel-dark .panel-gallery-count { color: #a6a8ad; }

/* Transition overlays are decorative; keeping the active line is enough to
   signal a panel change without forcing repeated paint-heavy animations. */
.panel::after { animation: none !important; opacity: 0 !important; }
.panel-patent-gallery .panel-gallery-track { height: clamp(225px, 40vh, 350px); }
.panel-patent-gallery .panel-gallery-item { width: min(38%, 410px); background: #fff; }
.panel-patent-gallery .panel-gallery-item img { object-position: top; }

.panel-video-frame { position: relative; width: 100%; height: min(62vh, 540px); }
.panel-video-frame video { width: 100%; height: 100%; object-fit: cover; }
.panel-play { position: absolute; z-index: 4; left: 50%; top: 50%; transform: translate(-50%, -50%); display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 16px; border: 1px solid rgba(255, 255, 255, .5); border-radius: 999px; background: rgba(0, 0, 0, .64); backdrop-filter: blur(12px); color: #fff; font-size: 13px; }
.panel-play[hidden] { display: none; }
.panel-video-status { position: absolute; z-index: 3; left: 14px; top: 14px; padding: 7px 10px; border-radius: 999px; background: rgba(0, 0, 0, .62); color: #e8e9ea; font-size: 10px; letter-spacing: .08em; pointer-events: none; }

.panel-contact { display: grid; grid-template-columns: minmax(0, 1fr) 210px; gap: clamp(24px, 5vw, 54px); align-items: center; transform: translate3d(0, var(--support-shift), 0) scale(var(--support-scale)); will-change: transform; }
.panel-contact-copy { margin-top: 16px; color: #c2c4c8; font-size: 14px; line-height: 1.8; overflow-wrap: anywhere; }
.panel-qr-button { position: relative; width: 188px; padding: 11px; border: 0; border-radius: 8px; background: #fff; box-shadow: 0 18px 50px rgba(0, 0, 0, .28); transition: transform .3s; }
.panel-qr-button:hover { transform: translateY(-5px) rotate(-1deg); }
.panel-qr-button img { width: 100%; }
.panel-qr-button span { display: block; padding: 8px 0 1px; color: #202125; font-size: 11px; font-weight: 700; }

.panel-dots { position: fixed; z-index: 24; right: 18px; top: 50%; display: grid; gap: 8px; transform: translateY(-50%); }
.panel-dot { width: 6px; height: 6px; padding: 0; border: 0; border-radius: 50%; background: #777980; transition: height .3s, border-radius .3s, background .3s, transform .3s; }
.panel-dot:hover { transform: scale(1.5); background: #fff; }
.panel-dot.is-active { height: 22px; border-radius: 4px; background: var(--p-green); }
.panel-motion-hud { position: fixed; z-index: 23; left: var(--p-pad); bottom: 20px; display: flex; align-items: center; gap: 12px; color: rgba(255, 255, 255, .76); pointer-events: none; mix-blend-mode: difference; transform: skewX(var(--hud-skew, 0deg)); transition: bottom .35s, transform .18s ease-out; }
.panel-motion-hud strong { min-width: 24px; font-size: 12px; font-variant-numeric: tabular-nums; }
.panel-motion-hud small { color: rgba(255, 255, 255, .52); font-size: 9px; font-variant-numeric: tabular-nums; }
.panel-motion-track { position: relative; width: clamp(70px, 9vw, 130px); height: 1px; overflow: hidden; background: rgba(255, 255, 255, .28); }
.panel-motion-track i { position: absolute; inset: 0; background: #fff; transform: scaleX(var(--page-progress, 0)); transform-origin: left; will-change: transform; }
.panel-motion-pulse { width: 4px; height: 4px; border-radius: 50%; background: var(--p-green); box-shadow: 0 0 0 0 rgba(105, 229, 168, .5); animation: hud-pulse 1.8s ease-out infinite; }
.panel-app.at-last .panel-motion-hud { bottom: 62px; }
.panel-footer { position: fixed; z-index: 22; left: 0; right: 0; bottom: 0; min-height: 48px; padding: 13px var(--p-pad); display: flex; justify-content: space-between; align-items: center; background: rgba(5, 5, 6, .9); border-top: 1px solid #222328; color: #a4a6ab; font-size: 11px; transform: translateY(105%); transition: transform .35s; backdrop-filter: blur(16px); }
.panel-app.at-last .panel-footer { transform: none; }

/* Dialogs */
.panel-dialog, .panel-media-dialog { width: min(620px, calc(100% - 28px)); max-height: calc(100dvh - 28px); padding: 34px; border: 1px solid #36373c; border-radius: 9px; background: #111216; color: #fff; }
.panel-dialog::backdrop, .panel-media-dialog::backdrop { background: rgba(0, 0, 0, .84); backdrop-filter: blur(14px); }
.panel-dialog h2 { margin: 0; font-size: 38px; }
.panel-dialog-close { position: absolute; z-index: 3; right: 15px; top: 14px; display: grid; place-items: center; width: 38px; height: 38px; border: 0; border-radius: 50%; background: #292a2f; color: #fff; font-size: 24px; line-height: 1; }
.panel-dialog[open], .panel-media-dialog[open] { animation: dialog-in .3s ease both; }
.panel-form { display: grid; gap: 12px; max-width: 600px; margin: 0; }
.panel-form input, .panel-form textarea { width: 100%; padding: 16px 0; border: 0; border-bottom: 1px solid #48494e; background: transparent; color: #fff; outline: 0; }
.panel-form input:focus, .panel-form textarea:focus { border-color: var(--p-green); }
.panel-form textarea { resize: vertical; }
.panel-wechat-dialog { text-align: center; }
.panel-wechat-dialog h2 { margin-top: 3px; }
.panel-wechat-dialog > img { width: min(300px, 72vw); margin: 22px auto 18px; padding: 10px; border-radius: 8px; background: #fff; }
.panel-wechat-id { margin: 0; color: #e4e5e7; font-size: 17px; }
.panel-wechat-note { margin: 10px auto 0; max-width: 420px; color: #b7b9be; font-size: 13px; line-height: 1.7; }
.panel-wechat-dialog .panel-actions { justify-content: center; }
.panel-media-dialog { width: min(1080px, calc(100% - 24px)); padding: 18px; overflow: hidden; }
.panel-media-dialog figure { margin: 0; }
.panel-media-dialog img { width: 100%; height: min(78dvh, 820px); object-fit: contain; border-radius: 5px; background: #080809; }
.panel-media-dialog figcaption { padding: 13px 4px 2px; color: #e6e7e9; font-size: 14px; text-align: center; }
@keyframes dialog-in { from { opacity: 0; transform: translateY(18px) scale(.98); } }
@keyframes panel-line-in { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes panel-scan { 0% { opacity: 0; transform: skewX(-12deg) translateX(-140%); } 24% { opacity: 1; } 100% { opacity: 0; transform: skewX(-12deg) translateX(780%); } }
@keyframes transition-hero { 0% { opacity: 0; transform: skewX(-14deg) translateX(-140%); } 22% { opacity: 1; } 100% { opacity: 0; transform: skewX(-14deg) translateX(620%); } }
@keyframes transition-rise { 0% { opacity: 0; transform: translateY(110%); } 38% { opacity: .9; } 100% { opacity: 0; transform: translateY(-265%); } }
@keyframes transition-swing { 0% { opacity: 0; transform: scaleY(0) rotate(7deg); } 38% { opacity: .9; transform: scaleY(1) rotate(0); } 100% { opacity: 0; transform: scaleY(1) rotate(-7deg) translateX(38vw); } }
@keyframes transition-prism { 0% { opacity: 0; transform: translateX(-120%) skewX(-9deg); } 34% { opacity: 1; } 100% { opacity: 0; transform: translateX(320%) skewX(9deg); } }
@keyframes transition-frame { 0% { opacity: 0; transform: perspective(900px) rotateY(78deg) scale(.65); } 45% { opacity: .8; } 100% { opacity: 0; transform: perspective(900px) rotateY(0) scale(1.08); } }
@keyframes transition-side { 0% { opacity: 0; transform: translateX(0) skewX(-8deg); } 32% { opacity: 1; } 100% { opacity: 0; transform: translateX(315%) skewX(8deg); } }
@keyframes transition-fan { 0% { opacity: 0; transform: scaleY(0); } 45% { opacity: .85; transform: scaleY(1); } 100% { opacity: 0; transform: scaleY(1) scaleX(2.2); } }
@keyframes transition-curtain { 0% { opacity: .9; transform: translateX(0); } 100% { opacity: 0; transform: translateX(110%); } }
@keyframes transition-depth { 0% { opacity: 0; transform: scale(.62); } 48% { opacity: .9; } 100% { opacity: 0; transform: scale(1.16); } }
@keyframes transition-signal { 0% { opacity: 0; transform: translateY(110%); } 35% { opacity: .85; } 100% { opacity: 0; transform: translateY(-365%); } }
@keyframes transition-diagonal { 0% { opacity: 0; transform: skewX(18deg) translateX(-120%); } 30% { opacity: 1; } 100% { opacity: 0; transform: skewX(-8deg) translateX(440%); } }
@keyframes transition-cascade { 0% { opacity: 0; transform: scaleX(0); } 42% { opacity: .72; transform: scaleX(1); } 100% { opacity: 0; transform: scaleX(1) translateY(-14%); } }
@keyframes transition-converge { 0% { opacity: 0; transform: scaleX(1.4); } 48% { opacity: .88; transform: scaleX(.12); } 100% { opacity: 0; transform: scaleX(0); } }
@keyframes deck-line { 0%, 100% { opacity: .38; transform: scaleX(.55); } 50% { opacity: 1; transform: scaleX(1); } }
@keyframes deck-control-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(105, 229, 168, 0); } 50% { box-shadow: 0 0 0 4px rgba(105, 229, 168, .1); } }
@keyframes hud-pulse { 70%, 100% { box-shadow: 0 0 0 8px rgba(105, 229, 168, 0); } }

@media (max-width: 820px) {
  .panel-header { height: 56px; padding: 0 16px 0 20px; }
  .panel-nav { display: none; }
  .panel-menu { display: block; }
  .panel-mobile-nav { top: 56px; }
  .panel { padding: calc(65px + env(safe-area-inset-top)) 20px calc(18px + env(safe-area-inset-bottom)); }
  .panel::before { left: 20px; right: 20px; bottom: 10px; }
  .panel h1, .panel h2 { font-size: clamp(42px, min(12.5vw, 8.2vh), 62px); line-height: 1.02; }
  .panel-copy { margin-top: 14px; font-size: clamp(14px, min(4.2vw, 2.45vh), 17px); line-height: 1.55; }
  .panel-actions { margin-top: 18px; }
  .panel-button { min-height: 48px; padding: 0 17px; font-size: 15px; }
  .panel-split { display: flex; flex-direction: column; justify-content: center; gap: clamp(13px, 2.5vh, 20px); }
  .panel-split > * { width: 100%; }
  .panel-split .panel-visual { order: -1; height: min(37vh, 320px); min-height: 170px; }
  .panel-video-frame { height: min(37vh, 320px); }
  .panel-metrics { grid-template-columns: repeat(3, 1fr); margin-top: 22px; }
  .panel-metric { padding: 15px 9px; }
  .panel-metric strong { font-size: clamp(31px, 10vw, 45px); }
  .panel-metric small, .panel-metric span { font-size: 10px; }
  .panel-grid { gap: 7px; margin-top: 17px; }
  .panel-card { padding: 14px; }
  .panel-card strong { font-size: 17px; }
  .panel-card span { margin-top: 5px; font-size: 12px; }
  .panel-heading-row { display: block; }
  .panel-heading-row .panel-copy { display: none; }
  .panel-gallery { margin-top: 14px; }
  .panel-gallery-track { height: min(25vh, 205px); min-height: 126px; }
  .panel-gallery-item { width: min(78%, 410px); height: 100%; min-height: 0; }
  .panel-gallery-item figcaption { left: 9px; right: 9px; bottom: 8px; }
  .panel-gallery-item figcaption strong { font-size: 12px; }
  .panel-patent-gallery .panel-gallery-track { height: min(36vh, 285px); min-height: 185px; }
  .panel-patent-gallery .panel-gallery-item { width: min(72%, 330px); height: 100%; min-height: 0; }
  .panel-gallery-controls { min-height: 30px; margin-top: 7px; }
  .panel-gallery-control { width: 32px; height: 32px; }
  .panel-contact { grid-template-columns: minmax(0, 1fr) 108px; gap: 14px; }
  .panel-qr-button { width: 108px; padding: 7px; }
  .panel-qr-button span { padding-top: 5px; font-size: 9px; }
  .panel-contact-copy { margin-top: 11px; font-size: 11px; line-height: 1.65; }
  .panel-dots { right: 8px; gap: 6px; }
  .panel-dot { width: 5px; height: 5px; }
  .panel-dot.is-active { height: 17px; }
  .panel-motion-hud { left: 20px; bottom: 11px; gap: 8px; }
  .panel-motion-track { width: 58px; }
  .panel-app.at-last .panel-motion-hud { bottom: 54px; }
  .panel-footer { min-height: 44px; padding: 11px 20px; gap: 8px; font-size: 9px; }
  .panel-footer span:nth-child(2) { display: none; }
  .panel-dialog { padding: 30px 20px 22px; }
  .panel-dialog h2 { font-size: 32px; }
  .panel-form { max-height: calc(var(--p-vh) - 115px); overflow: auto; }
  .panel-media-dialog { padding: 10px; }
  .panel-media-dialog img { height: min(80dvh, 720px); }
}

@media (max-width: 820px) and (max-height: 700px) {
  .panel { padding-top: calc(59px + env(safe-area-inset-top)); padding-bottom: 12px; }
  .panel-kicker { margin-bottom: 8px; font-size: 9px; }
  .panel h1, .panel h2 { font-size: clamp(36px, min(11.5vw, 7.4vh), 48px); }
  .panel-copy { margin-top: 10px; font-size: 14px; line-height: 1.45; }
  .panel-actions { margin-top: 13px; }
  .panel-button { min-height: 42px; font-size: 13px; }
  .panel-split { gap: 10px; }
  .panel-split .panel-visual, .panel-video-frame { height: 31vh; min-height: 145px; }
  .panel-grid { margin-top: 12px; }
  .panel-card { padding: 11px 13px; }
  .panel-metrics { margin-top: 15px; }
  .panel-metric { padding: 10px 8px; }
  .panel-gallery-track { height: 22vh; min-height: 112px; }
  .panel-gallery-item { height: 100%; min-height: 0; }
  .panel-patent-gallery .panel-gallery-track { height: 31vh; min-height: 165px; }
  .panel-patent-gallery .panel-gallery-item { height: 100%; min-height: 0; }
  .panel-gallery-controls { margin-top: 4px; }
  .panel-gallery-control { width: 28px; height: 28px; font-size: 15px; }
  .panel-contact-copy { font-size: 10px; }
  .panel-qr-button { width: 96px; }
}

@media (orientation: landscape) and (max-height: 560px) {
  .panel { padding-top: 60px; padding-bottom: 13px; }
  .panel h1, .panel h2 { font-size: clamp(30px, min(6vw, 10vh), 48px); }
  .panel-copy { font-size: 14px; margin-top: 10px; }
  .panel-split { display: grid; grid-template-columns: 1fr 1fr; }
  .panel-split .panel-visual, .panel-video-frame { order: initial; height: min(67vh, 350px); min-height: 0; }
  .panel-gallery-track { height: 38vh; min-height: 110px; }
  .panel-gallery-item { width: min(58%, 540px); height: 100%; min-height: 0; }
  .panel-patent-gallery .panel-gallery-track { height: 53vh; min-height: 170px; }
  .panel-patent-gallery .panel-gallery-item { width: min(36%, 370px); height: 100%; min-height: 0; }
  .panel-contact { grid-template-columns: 1fr 130px; }
}

@media (prefers-reduced-motion: reduce) {
  .panel-scroller { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .panel-inner { opacity: 1 !important; filter: none !important; transform: scale(var(--panel-fit)) !important; }
  .panel-kicker, .panel h1, .panel h2, .panel-copy, .panel-actions, .panel-metrics, .panel-grid, .panel-gallery, .panel-contact { transform: none !important; }
  .panel-visual { transform: none !important; }
  .panel-visual img, .panel-visual video { transform: none !important; }
  .panel-media { clip-path: none !important; }
  .panel::after { display: none; }
}