:root{
  --bg:#07101a; --bg-deep:#040910; --ink:#e9edf4; --muted:#95a3b5;
  --muted-2:#6f7d8f; --line:rgba(221,235,246,.13); --line-strong:rgba(221,235,246,.22);
  --cyan:#71d9dc; --blue:#6aa7d8; --violet:#9a86bd; --rose:#c487a6;
  --green:#7fc9ad; --warm:#cdbb92; --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; min-height:100vh; color:var(--ink);
  background:
    radial-gradient(circle at 50% -20%,rgba(113,217,220,.07),transparent 42%),
    linear-gradient(180deg,#07101a 0%,#050b12 55%,#03070c 100%);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI","Helvetica Neue",Arial,sans-serif;
  line-height:1.68; letter-spacing:.012em; overflow-x:hidden;
}
body.lang-ja{
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans JP","Segoe UI",sans-serif;
  letter-spacing:.025em;
}
a{color:inherit;text-decoration:none} button{font:inherit}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:18px;top:18px;z-index:999;background:white;color:#111;padding:8px 12px;border-radius:8px}

.ambient{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:-2}
.ambient svg{position:absolute;inset:0;width:100%;height:100%;opacity:.46}
.breath{position:absolute;border-radius:50%;filter:blur(74px);opacity:.16;will-change:transform,opacity,filter}
.breath-a{
  width:34vw;height:34vw;min-width:320px;min-height:320px;left:-9vw;top:10vh;
  background:radial-gradient(circle at 40% 40%,rgba(113,217,220,.62),rgba(91,135,173,.18) 50%,transparent 72%);
  animation:organicBreathA 11s ease-in-out infinite
}
.breath-b{
  width:38vw;height:38vw;min-width:360px;min-height:360px;right:-12vw;top:7vh;
  background:radial-gradient(circle at 50% 50%,rgba(196,135,166,.42),rgba(154,134,189,.16) 53%,transparent 75%);
  animation:organicBreathB 14s ease-in-out infinite
}
.breath-c{
  width:42vw;height:42vw;min-width:420px;min-height:420px;left:28vw;bottom:-24vw;
  background:radial-gradient(circle at 48% 48%,rgba(127,201,173,.23),rgba(106,167,216,.11) 50%,transparent 75%);
  animation:organicBreathC 17s ease-in-out infinite
}
@keyframes organicBreathA{
  0%,100%{transform:translate(-1%,1%) scale(.94);opacity:.11;filter:blur(78px)}
  42%{transform:translate(3%,-2%) scale(1.08);opacity:.21;filter:blur(62px)}
  68%{transform:translate(1%,2%) scale(1.01);opacity:.16;filter:blur(70px)}
}
@keyframes organicBreathB{
  0%,100%{transform:translate(1%,-1%) scale(.97);opacity:.12}
  38%{transform:translate(-3%,2%) scale(1.09);opacity:.21}
  73%{transform:translate(-1%,-1%) scale(1.02);opacity:.15}
}
@keyframes organicBreathC{
  0%,100%{transform:translate(0,2%) scale(.94);opacity:.07}
  50%{transform:translate(2%,-2%) scale(1.10);opacity:.16}
}

.site-header{
  position:sticky;top:0;z-index:50;min-height:72px;
  display:grid;grid-template-columns:minmax(220px,.8fr) 1fr auto;
  align-items:center;gap:20px;
  padding:0 max(22px,calc((100vw - var(--max))/2));
  background:linear-gradient(180deg,rgba(4,9,16,.76),rgba(4,9,16,.42));
  backdrop-filter:blur(18px) saturate(125%);-webkit-backdrop-filter:blur(18px) saturate(125%);
  border-bottom:1px solid rgba(220,234,244,.07);
}
.brand{display:flex;align-items:center;gap:12px}
.brand-seal{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  color:#e7f4f4;font-weight:650;font-size:.82rem;border:1px solid rgba(225,239,249,.16);
  background:linear-gradient(145deg,rgba(255,255,255,.10),rgba(255,255,255,.025));
}
.brand-copy{display:grid;line-height:1.06}
.brand-copy strong{font-size:.80rem;letter-spacing:.15em;font-weight:650}
.brand-copy small{margin-top:5px;color:var(--muted-2);font-size:.63rem;letter-spacing:.045em}
.chapter-tabs{display:flex;align-items:center;justify-content:center;gap:3px;flex-wrap:wrap}
.chapter-tab,.lang-btn{
  appearance:none;border:0;background:transparent;color:#8d9bad;cursor:pointer;
  transition:color .22s ease,background .22s ease
}
.chapter-tab{padding:9px 10px;border-radius:9px;font-size:.69rem;letter-spacing:.072em;text-transform:uppercase}
.chapter-tab:hover,.chapter-tab.is-active{color:#e9f4f7;background:rgba(255,255,255,.052)}
.language-switch{
  display:flex;align-items:center;gap:5px;padding:5px 8px;border-radius:999px;
  border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.025);
  color:#526174;font-size:.63rem
}
.lang-btn{padding:5px 6px;border-radius:999px;font-size:.64rem;letter-spacing:.04em}
.lang-btn.is-active{color:#eaf2f5;background:rgba(255,255,255,.075)}

.stage{width:min(calc(100% - 36px),var(--max));margin:0 auto;padding:40px 0 42px}
.micro-status{
  display:flex;align-items:center;gap:8px;color:#748397;font-size:.60rem;
  letter-spacing:.15em;text-transform:uppercase;margin-bottom:15px
}
.status-dot{
  width:6px;height:6px;border-radius:50%;background:var(--green);
  box-shadow:0 0 14px rgba(127,201,173,.75);animation:statusBreath 3.6s ease-in-out infinite
}
@keyframes statusBreath{0%,100%{opacity:.42;transform:scale(.9)}50%{opacity:1;transform:scale(1.18)}}

.book-zone{position:relative}
.book{position:relative;height:560px;perspective:1800px;transform-style:preserve-3d}
.book-shadow{
  position:absolute;left:12%;right:12%;bottom:12px;height:70px;
  background:radial-gradient(ellipse at center,rgba(0,0,0,.52),transparent 70%);filter:blur(22px)
}
.cover{
  appearance:none;position:absolute;z-index:8;left:50%;top:50%;
  width:min(450px,84vw);height:500px;transform:translate(-50%,-50%) rotateY(0deg);transform-origin:left center;
  border:1px solid rgba(214,231,240,.15);border-radius:7px 22px 22px 7px;color:var(--ink);
  background:
    linear-gradient(135deg,rgba(255,255,255,.08),transparent 34%),
    radial-gradient(circle at 78% 18%,rgba(113,217,220,.12),transparent 30%),
    linear-gradient(145deg,#102130 0%,#0b1722 52%,#071019 100%);
  box-shadow:0 36px 100px rgba(0,0,0,.46),inset 0 1px 0 rgba(255,255,255,.10);
  overflow:hidden;cursor:pointer;transition:transform .95s cubic-bezier(.22,.72,.16,1),opacity .5s ease .3s
}
.cover:before{
  content:"";position:absolute;left:12px;top:0;bottom:0;width:1px;
  background:linear-gradient(180deg,transparent,rgba(205,231,240,.22),transparent)
}
.cover-sheen{
  position:absolute;inset:-20%;background:linear-gradient(105deg,transparent 38%,rgba(255,255,255,.10) 49%,transparent 60%);
  transform:translateX(-42%);animation:coverSheen 9s ease-in-out infinite
}
@keyframes coverSheen{0%,60%,100%{transform:translateX(-42%)}78%{transform:translateX(42%)}}
.cover-inner{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:54px;text-align:center}
.cover-kicker{color:#94b5c0;font-size:.62rem;letter-spacing:.22em;text-transform:uppercase}
.cover-symbol{width:92px;height:92px;margin:34px 0 28px;position:relative}
.cover-symbol:before,.cover-symbol:after,.cover-symbol span{
  content:"";position:absolute;left:50%;top:50%;border:1px solid rgba(113,217,220,.36);
  transform:translate(-50%,-50%) rotate(45deg)
}
.cover-symbol:before{width:76px;height:76px;border-radius:21px}
.cover-symbol:after{width:50px;height:50px;border-radius:16px;border-color:rgba(196,135,166,.28)}
.cover-symbol span:nth-child(1){width:26px;height:26px;border-radius:50%;border-color:rgba(127,201,173,.42)}
.cover-symbol span:nth-child(2){width:8px;height:8px;border-radius:50%;background:rgba(113,217,220,.78);box-shadow:0 0 18px rgba(113,217,220,.55)}
.cover-symbol span:nth-child(3){width:92px;height:1px;border:0;background:linear-gradient(90deg,transparent,rgba(113,217,220,.25),transparent);transform:translate(-50%,-50%)}
.cover h1{margin:0;font-size:clamp(1.75rem,3.3vw,2.45rem);font-weight:510;letter-spacing:-.035em}
.cover p{max-width:310px;margin:16px 0 0;color:#9aabbb;font-size:.74rem;line-height:1.72;letter-spacing:.025em}
.cover small{margin-top:40px;color:#66768a;font-size:.61rem;letter-spacing:.08em;text-transform:uppercase}

.pages{
  position:absolute;inset:26px 4% 28px;display:grid;grid-template-columns:1fr 24px 1fr;
  opacity:0;transform:scale(.965);transition:opacity .48s ease .34s,transform .62s ease .30s
}
.page{
  position:relative;overflow:hidden;color:#16212d;
  background:linear-gradient(180deg,rgba(240,245,248,.94),rgba(213,224,231,.91));
  box-shadow:0 30px 80px rgba(0,0,0,.34)
}
.page-left{border-radius:16px 4px 8px 16px}
.page-right{border-radius:4px 16px 16px 8px}
.page:after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 18% 14%,rgba(113,217,220,.08),transparent 24%),
             radial-gradient(circle at 84% 78%,rgba(154,134,189,.08),transparent 25%)
}
.page-content{position:relative;z-index:2;height:100%;padding:42px 44px 38px;display:flex;flex-direction:column}
.page-number{position:absolute;z-index:3;right:24px;bottom:18px;color:#6d7c88;font-size:.59rem;letter-spacing:.14em}
.page-left .page-number{left:24px;right:auto}
.page-kicker{margin:0 0 13px;color:#4a7785;font-size:.60rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700}
.page-title{margin:0 0 17px;font-size:clamp(1.32rem,2.4vw,1.88rem);line-height:1.12;letter-spacing:-.03em;font-weight:590}
.page-lead{margin:0 0 18px;color:#344553;font-size:.82rem;line-height:1.78}
.page-copy{color:#536472;font-size:.74rem;line-height:1.82}
.page-list{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:8px}
.page-list li{padding-top:8px;border-top:1px solid rgba(35,57,70,.10);color:#516270;font-size:.72rem}
.page-list strong{display:block;color:#243643;font-size:.72rem;margin-bottom:2px}
.product-mark{
  display:inline-flex;align-items:center;gap:7px;padding:6px 8px;border-radius:999px;
  background:rgba(45,82,98,.06);border:1px solid rgba(45,82,98,.10);color:#446a77;font-size:.60rem
}
.product-highlight{
  margin-top:auto;padding:16px;border-radius:15px;
  background:linear-gradient(135deg,rgba(73,124,139,.08),rgba(120,95,151,.06));
  border:1px solid rgba(55,88,105,.09)
}
.product-highlight strong{display:block;font-size:.78rem;color:#233744;margin-bottom:6px}
.product-highlight p{margin:0;color:#5b6d78;font-size:.69rem;line-height:1.65}
.meta-table{display:grid;gap:0;margin-top:4px}
.meta-row{display:grid;grid-template-columns:120px 1fr;gap:14px;padding:8px 0;border-bottom:1px solid rgba(34,58,71,.10)}
.meta-row:last-child{border-bottom:0}
.meta-row span:first-child{color:#6f7e88;font-size:.64rem}
.meta-row span:last-child{color:#334653;font-size:.69rem}
.spine{position:relative;z-index:3;background:linear-gradient(90deg,rgba(0,0,0,.15),rgba(255,255,255,.08) 46%,rgba(0,0,0,.17))}
.spine-light{position:absolute;left:50%;top:8%;bottom:8%;width:1px;background:linear-gradient(180deg,transparent,rgba(113,217,220,.25),transparent);animation:spineBreath 6s ease-in-out infinite}
@keyframes spineBreath{0%,100%{opacity:.18}50%{opacity:.62}}
.turn-sheet{
  position:absolute;z-index:7;top:0;right:calc(50% - 12px);width:calc(50% - 12px);height:100%;
  transform-origin:left center;transform:rotateY(90deg);transform-style:preserve-3d;pointer-events:none
}
.turn-face{position:absolute;inset:0;backface-visibility:hidden;background:linear-gradient(180deg,rgba(238,244,247,.96),rgba(210,222,229,.94));box-shadow:0 18px 52px rgba(0,0,0,.20)}
.turn-back{transform:rotateY(180deg)}
.book.is-open .cover{transform:translate(-50%,-50%) rotateY(-104deg);opacity:0;pointer-events:none}
.book.is-open .pages{opacity:1;transform:scale(1)}
.book.is-turning .turn-sheet{animation:pageTurn .72s cubic-bezier(.24,.72,.17,1)}
@keyframes pageTurn{0%{transform:rotateY(0)}48%{filter:brightness(.92)}100%{transform:rotateY(-180deg)}}

.book-controls{
  margin:12px auto 0;width:min(500px,90%);display:flex;align-items:center;justify-content:center;gap:12px;
  color:#738397;font-size:.61rem;letter-spacing:.07em
}
.book-controls button{
  width:32px;height:32px;border-radius:50%;border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.025);color:#8fa0b3;cursor:pointer
}
.progress-track{width:130px;height:1px;background:rgba(255,255,255,.10);overflow:hidden}
.progress-track span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--violet));transition:width .35s ease}

.glass-panel{
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.022));
  border:1px solid rgba(255,255,255,.075);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)
}
.notice-window{
  margin:20px auto 0;padding:14px 16px;border-radius:14px;max-width:760px;
  display:grid;grid-template-columns:105px 1fr;gap:18px
}
.notice-head{display:flex;align-items:center;gap:8px;color:#a8b5c6;font-size:.61rem;letter-spacing:.12em}
.notice-orb{width:6px;height:6px;border-radius:50%;background:var(--rose);box-shadow:0 0 13px rgba(196,135,166,.65)}
.notice-line{display:grid;grid-template-columns:82px 1fr;gap:12px;color:#75869a;font-size:.64rem;padding:3px 0}
.notice-line time{color:#88b6be;font-variant-numeric:tabular-nums}

.site-footer{
  width:min(calc(100% - 36px),var(--max));margin:0 auto;padding:24px 0 34px;
  border-top:1px solid rgba(255,255,255,.06);display:flex;justify-content:space-between;gap:20px;
  color:#59697d;font-size:.61rem;letter-spacing:.035em
}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.footer-links a:hover{color:#a8b6c8}
.noscript-copy{width:min(calc(100% - 36px),820px);margin:30px auto;padding:24px;background:white;color:#18222d}

@media (max-width:980px){
  .site-header{grid-template-columns:1fr auto}
  .chapter-tabs{grid-column:1/-1;order:3;padding-bottom:8px}
  .book{height:590px}
  .pages{inset:28px 1% 32px}
  .page-content{padding:36px 32px}
}
@media (max-width:720px){
  .stage{padding-top:26px}
  .brand-copy small{display:none}
  .chapter-tab{font-size:.62rem;padding:7px 7px}
  .book{height:620px}
  .cover{height:470px}
  .pages{display:block;inset:22px 2% 36px}
  .page{position:absolute;inset:0;border-radius:16px}
  .page-left{display:none}
  .spine{display:none}
  .page-content{padding:38px 30px}
  .turn-sheet{right:2%;width:96%}
  .notice-window{grid-template-columns:1fr;gap:8px}
  .notice-line{grid-template-columns:76px 1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .breath{opacity:.09}
}


.page-links{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}
.page-link{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:30px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(44,76,92,.14);
  background:rgba(44,76,92,.06);
  color:#3e6d7a;
  font-size:.62rem;
  letter-spacing:.02em;
  transition:background .2s ease,color .2s ease;
}
.page-link:hover{
  background:rgba(44,76,92,.11);
  color:#254957;
}


/* --- v3: kinetic gauge bars / organic future accents --- */

.book-zone{
  isolation:isolate;
}

.kinetic-gauges{
  position:absolute;
  inset:42px 0 72px;
  z-index:0;
  pointer-events:none;
  overflow:hidden;
  opacity:.96;
}

.gauge-row{
  position:absolute;
  left:0;
  right:0;
  height:120px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:28px;
  filter:blur(.1px);
}

.row-a{top:26px; transform:rotate(-7deg)}
.row-b{top:220px; transform:rotate(3deg)}
.row-c{bottom:18px; transform:rotate(-5deg)}

.gauge-segment{
  position:relative;
  display:block;
  height:10px;
  border-radius:999px;
  overflow:hidden;
  background:rgba(255,255,255,.02);
  border:1px solid rgba(255,255,255,.05);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.015) inset,
    0 0 24px rgba(0,0,0,.18);
}
.gauge-segment:before{
  content:"";
  position:absolute;
  inset:-1px;
  border-radius:inherit;
  background-size:200% 100%;
  animation:gaugeFlow 8s linear infinite, gaugeBreath 6.8s ease-in-out infinite;
}
.gauge-segment:after{
  content:"";
  position:absolute;
  inset:-30% auto -30% -10%;
  width:34%;
  border-radius:inherit;
  background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.32),rgba(255,255,255,0));
  filter:blur(7px);
  animation:gaugeSweep 6.2s ease-in-out infinite;
}

.gauge-segment.long{width:min(32vw,360px)}
.gauge-segment.medium{width:min(21vw,220px)}
.gauge-segment.short{width:min(14vw,130px)}

.seg-cyan:before{background-image:linear-gradient(90deg,#11cfff,#2bffde,#11cfff)}
.seg-violet:before{background-image:linear-gradient(90deg,#af37ff,#ff5ad1,#af37ff)}
.seg-amber:before{background-image:linear-gradient(90deg,#ff8d2a,#ffc54d,#ff8d2a)}
.seg-teal:before{background-image:linear-gradient(90deg,#00d2c8,#4df0d2,#00d2c8)}
.seg-blue:before{background-image:linear-gradient(90deg,#11cfff,#4f8fff,#11cfff)}
.seg-rose:before{background-image:linear-gradient(90deg,#ff67cf,#ff9ba0,#ff67cf)}

@keyframes gaugeFlow{
  0%{background-position:0% 50%}
  100%{background-position:200% 50%}
}
@keyframes gaugeSweep{
  0%,100%{transform:translateX(-40%)}
  50%{transform:translateX(290%)}
}
@keyframes gaugeBreath{
  0%,100%{opacity:.74; transform:scaleX(.985)}
  50%{opacity:1; transform:scaleX(1.015)}
}

.page-signal{
  display:flex;
  align-items:center;
  gap:8px;
  margin:2px 0 18px;
}
.signal-bar{
  display:block;
  height:5px;
  border-radius:999px;
  opacity:.95;
  background-size:180% 100%;
  animation:gaugeFlow 7s linear infinite, pulseWidth 6s ease-in-out infinite;
  box-shadow:0 0 12px rgba(20,100,130,.15);
}
.bar-cyan{width:74px;background-image:linear-gradient(90deg,#13cfff,#2cf0d9,#13cfff)}
.bar-violet{width:42px;background-image:linear-gradient(90deg,#b546ff,#f055d0,#b546ff); animation-delay:-1.5s}
.bar-amber{width:25px;background-image:linear-gradient(90deg,#ff8d2b,#ffcf61,#ff8d2b); animation-delay:-3.2s}
@keyframes pulseWidth{
  0%,100%{transform:scaleX(.96);opacity:.84}
  50%{transform:scaleX(1.05);opacity:1}
}

.notice-window{
  position:relative;
  overflow:hidden;
}
.notice-gauges{
  grid-column:1 / -1;
  display:flex;
  gap:8px;
  margin-top:6px;
  opacity:.92;
}
.mini-rail{
  display:block;
  height:4px;
  border-radius:999px;
  background-size:180% 100%;
  animation:gaugeFlow 8s linear infinite, pulseWidth 5.4s ease-in-out infinite;
}
.rail-a{width:74px;background-image:linear-gradient(90deg,#16d2ff,#29f0da,#16d2ff)}
.rail-b{width:40px;background-image:linear-gradient(90deg,#b949ff,#ff57d3,#b949ff);animation-delay:-1.2s}
.rail-c{width:26px;background-image:linear-gradient(90deg,#ff8f2d,#ffca52,#ff8f2d);animation-delay:-2.5s}

.book{
  z-index:1;
}
.book:before{
  content:"";
  position:absolute;
  left:12%;
  right:12%;
  top:18px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(113,217,220,.16),rgba(196,135,166,.12),transparent);
  z-index:0;
}

.cover{
  z-index:8;
}

.pages{
  z-index:2;
}

.page{
  box-shadow:
    0 30px 80px rgba(0,0,0,.34),
    0 0 0 1px rgba(255,255,255,.04) inset,
    0 0 22px rgba(17,186,255,.03);
}

.page-title{
  letter-spacing:-.028em;
}

.page-lead{
  max-width:32em;
}

.product-highlight{
  position:relative;
  overflow:hidden;
}
.product-highlight:after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:10px;
  height:4px;
  border-radius:999px;
  background:
    linear-gradient(90deg,#11cfff 0%,#28e4d9 42%,#b248ff 68%,#ff9a32 100%);
  opacity:.86;
  filter:blur(.2px);
}

.site-footer{
  position:relative;
}
.site-footer:before{
  content:"";
  position:absolute;
  left:0;
  top:-1px;
  width:110px;
  height:4px;
  border-radius:999px;
  background:linear-gradient(90deg,#14d1ff,#31eadf,#b649ff,#ff9731);
  opacity:.85;
}

@media (max-width:980px){
  .kinetic-gauges{inset:32px 0 58px}
  .gauge-row{gap:18px}
}
@media (max-width:720px){
  .kinetic-gauges{inset:22px -10px 44px}
  .gauge-row{height:86px;gap:12px}
  .row-a{top:8px}
  .row-b{top:210px}
  .row-c{bottom:8px}
  .gauge-segment{height:8px}
  .gauge-segment.long{width:42vw}
  .gauge-segment.medium{width:28vw}
  .gauge-segment.short{width:16vw}
}


/* --- v4: faster product access + clearer company trust layer --- */

.external-panels{
  margin:22px auto 0;
  display:grid;
  grid-template-columns:1.2fr 1fr;
  gap:18px;
}

.panel-head{
  display:flex;
  flex-direction:column;
  gap:7px;
  margin-bottom:12px;
}
.panel-kicker{
  color:#8eb0c0;
  font-size:.60rem;
  letter-spacing:.18em;
  text-transform:uppercase;
}
.panel-head h2{
  margin:0;
  font-size:1.05rem;
  font-weight:560;
  letter-spacing:-.02em;
  color:#eef5fa;
}
.panel-copy{
  margin:0;
  color:#93a7bc;
  font-size:.70rem;
  line-height:1.82;
}

.quick-products,
.research-summary{
  padding:18px 18px 16px;
  border-radius:18px;
  position:relative;
  overflow:hidden;
}
.quick-products:before,
.research-summary:before,
.corp-card:before{
  content:"";
  position:absolute;
  left:14px; right:14px; top:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(113,217,220,.20),rgba(196,135,166,.14),transparent);
}
.product-chip-grid{
  margin-top:14px;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}
.product-chip{
  appearance:none;
  border:1px solid rgba(255,255,255,.08);
  background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.018));
  color:#d9e8f2;
  border-radius:15px;
  padding:13px 14px;
  text-align:left;
  cursor:pointer;
  transition:transform .16s ease, border-color .16s ease, background .16s ease;
}
.product-chip:hover,
.text-link-btn:hover{
  transform:translateY(-1px);
  border-color:rgba(113,217,220,.22);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.022));
}
.product-chip strong{
  display:block;
  font-size:.76rem;
  font-weight:600;
  margin-bottom:4px;
  letter-spacing:.01em;
}
.product-chip span{
  display:block;
  color:#8ea0b2;
  font-size:.64rem;
  line-height:1.62;
}
.panel-link-row{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:14px;
}
.text-link-btn{
  appearance:none;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:#d8e7f0;
  border-radius:999px;
  padding:8px 12px;
  font-size:.65rem;
  cursor:pointer;
  transition:transform .16s ease, border-color .16s ease, background .16s ease;
}

.research-title{
  margin:2px 0 8px;
  color:#edf6fb;
  font-size:.85rem;
  font-weight:560;
  line-height:1.5;
}
.doi-strip{
  margin-top:15px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  padding:11px 12px;
  border-radius:13px;
  border:1px solid rgba(255,255,255,.07);
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.015));
}
.doi-label{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:42px;
  height:22px;
  padding:0 7px;
  border-radius:999px;
  color:#09202a;
  background:linear-gradient(90deg,#79dfe2,#bdebf0);
  font-size:.58rem;
  font-weight:700;
  letter-spacing:.12em;
}
.doi-strip a{
  color:#cde8f5;
  font-size:.69rem;
  letter-spacing:.01em;
}
.doi-strip a:hover{color:#ffffff}

.corp-facts{
  margin:22px auto 0;
}
.corp-facts-head{
  margin-bottom:12px;
}
.corp-facts-head h2{
  margin:7px 0 0;
  color:#eef6fb;
  font-size:1.06rem;
  font-weight:560;
  letter-spacing:-.02em;
}
.corp-facts-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:14px;
}
.corp-card{
  padding:16px 16px 15px;
  border-radius:16px;
  position:relative;
  overflow:hidden;
}
.corp-card h3{
  margin:0 0 10px;
  color:#deebf3;
  font-size:.73rem;
  font-weight:600;
  letter-spacing:.04em;
}
.corp-card p{
  margin:0;
  color:#8ea2b7;
  font-size:.67rem;
  line-height:1.78;
}
.corp-card a{color:#cce7f5}
.corp-card a:hover{color:#fff}

@media (max-width:980px){
  .external-panels{grid-template-columns:1fr}
  .corp-facts-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:720px){
  .product-chip-grid{grid-template-columns:1fr}
  .corp-facts-grid{grid-template-columns:1fr}
  .quick-products,.research-summary{padding:16px}
}


/* --- v5 refinement: elegant glass + neon finish for Quick Product / Research blocks --- */

.external-panels{
  align-items:stretch;
}

.quick-products,
.research-summary{
  position:relative;
  border:1px solid rgba(255,255,255,.09);
  background:
    linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.025) 55%, rgba(255,255,255,.018) 100%),
    radial-gradient(circle at 12% 0%, rgba(26,210,255,.16), transparent 36%),
    radial-gradient(circle at 100% 18%, rgba(180,84,255,.13), transparent 34%),
    rgba(10,18,30,.34);
  backdrop-filter:blur(18px) saturate(135%);
  -webkit-backdrop-filter:blur(18px) saturate(135%);
  box-shadow:
    0 24px 64px rgba(0,0,0,.28),
    0 0 0 1px rgba(255,255,255,.03) inset,
    0 0 36px rgba(27,204,255,.07),
    0 0 48px rgba(176,85,255,.05);
}

.quick-products:after,
.research-summary:after{
  content:"";
  position:absolute;
  inset:auto 16px 0 16px;
  height:3px;
  border-radius:999px;
  background:linear-gradient(90deg,#11d1ff 0%, #37f0dc 35%, #b648ff 68%, #ff9330 100%);
  opacity:.90;
  filter:blur(.15px);
}

.quick-products .panel-kicker,
.research-summary .panel-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  width:max-content;
  padding:5px 10px;
  border-radius:999px;
  color:#d8edf8;
  background:linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.07);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.02) inset,
    0 0 18px rgba(30,192,255,.06);
  letter-spacing:.16em;
}

.quick-products .panel-kicker:before,
.research-summary .panel-kicker:before{
  content:"";
  width:7px;
  height:7px;
  border-radius:50%;
  background:linear-gradient(135deg,#7ff2ff,#a64cff);
  box-shadow:0 0 12px rgba(73,215,255,.55);
}

.quick-products .panel-head h2,
.research-summary .panel-head h2{
  color:#f2f8fc;
  text-shadow:0 0 18px rgba(118,215,255,.06);
}

.quick-products .panel-copy,
.research-summary .panel-copy{
  color:#adc0d1;
}

.product-chip{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(110,225,255,.12);
  background:
    linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.022)),
    linear-gradient(135deg, rgba(23,213,255,.05), rgba(182,82,255,.05));
  box-shadow:
    0 12px 28px rgba(0,0,0,.20),
    0 0 0 1px rgba(255,255,255,.02) inset;
}

.product-chip:before{
  content:"";
  position:absolute;
  left:-15%;
  top:0;
  bottom:0;
  width:34%;
  background:linear-gradient(90deg, rgba(255,255,255,0), rgba(255,255,255,.15), rgba(255,255,255,0));
  transform:skewX(-18deg);
  animation:chipSweep 7.8s ease-in-out infinite;
  opacity:.68;
}

.product-chip:after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:10px;
  height:2px;
  border-radius:999px;
  background:linear-gradient(90deg,#11d1ff,#27f0de,#b245ff);
  opacity:.76;
}

@keyframes chipSweep{
  0%,100%{transform:translateX(-65%) skewX(-18deg); opacity:.34}
  48%{opacity:.62}
  50%{transform:translateX(330%) skewX(-18deg); opacity:.7}
}

.product-chip strong{
  color:#eef8fd;
  letter-spacing:.015em;
}
.product-chip span{
  color:#a5b8c9;
}

.text-link-btn{
  position:relative;
  color:#ecf7fd;
  background:
    linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.025)),
    linear-gradient(135deg, rgba(16,207,255,.05), rgba(177,74,255,.04));
  border:1px solid rgba(255,255,255,.09);
  box-shadow:0 10px 24px rgba(0,0,0,.18), 0 0 18px rgba(31,196,255,.05);
}
.text-link-btn:after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:7px;
  height:2px;
  border-radius:999px;
  background:linear-gradient(90deg,#12d2ff,#29eed8,#c147ff,#ff9630);
  opacity:.8;
}

.research-title{
  color:#f3f8fc;
  letter-spacing:.01em;
}

.doi-strip{
  position:relative;
  overflow:hidden;
  border:1px solid rgba(120,225,255,.14);
  background:
    linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.022)),
    linear-gradient(135deg, rgba(18,210,255,.045), rgba(181,83,255,.04));
  box-shadow:
    0 12px 28px rgba(0,0,0,.16),
    0 0 24px rgba(21,202,255,.045);
}
.doi-strip:before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.08), transparent);
  transform:translateX(-120%);
  animation:doiSweep 9.5s ease-in-out infinite;
}
@keyframes doiSweep{
  0%,100%{transform:translateX(-120%)}
  52%{transform:translateX(120%)}
}

.doi-label{
  box-shadow:0 0 16px rgba(115,223,227,.24);
}

.doi-strip a{
  font-weight:500;
  color:#e3f5fd;
}
.doi-strip a:hover{
  text-shadow:0 0 16px rgba(111,228,255,.20);
}

@media (max-width:720px){
  .quick-products,
  .research-summary{
    backdrop-filter:blur(15px) saturate(128%);
    -webkit-backdrop-filter:blur(15px) saturate(128%);
  }
}