/* Inner platform pages. Builds on the homepage tokens (--bg, --t1, --glowA ...) from pc.css.
   Each page tints itself with the --accent* tokens below (set in its page.css, after this file). */
.pc{--accent:#2563EB;--accent-t:var(--acc);--accent-soft:var(--icon);--accent-line:var(--tab-onb);--accent-glow:rgba(37,99,235,.9);--accent-grad:linear-gradient(100deg,#2563EB,#5CB2FF 55%,#22D3EE)}
.wpx{background:var(--bg);color:var(--t1)}
.wpx-alt{background:var(--bg2)}
.wpx-pad{padding:120px 0}
.wpx-wrap{max-width:1280px;margin:0 auto;padding:0 20px}
.wpx h2{margin:0;font-size:clamp(32px,4vw,54px);line-height:1.15;font-weight:900;letter-spacing:-.02em}
.wpx h3{margin:0;font-weight:800;text-wrap:balance}
.wpx h2{text-wrap:balance}
.wpx p{margin:0;text-wrap:pretty}
.wpx-dim{color:var(--dim)}
.wpx-eyebrow{font-size:13px;color:var(--accent-t)}
.wpx-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:44px}
.wpx-head>div{display:flex;flex-direction:column;gap:16px;max-width:760px}
.wpx-head>p{max-width:440px;font-size:16px;line-height:1.8;color:var(--t2)}
.wpx-check{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.wpx-check li{display:flex;gap:12px;align-items:flex-start;font-size:15px;line-height:1.6;font-weight:600}
.wpx-check li::before{content:"";flex:none;width:20px;height:20px;margin-top:2px;border-radius:50%;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/11px no-repeat}
.wpx-tag{align-self:flex-start;font-size:12px;color:var(--accent-t);background:var(--accent-soft);border-radius:999px;padding:5px 12px}
.wpx-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--accent-t)}

/* backdrops (same language as the homepage sections) */
#wp-hero::after{background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:72px 72px;-webkit-mask-image:radial-gradient(ellipse 55% 60% at 72% 40%,#000,transparent 75%);mask-image:radial-gradient(ellipse 55% 60% at 72% 40%,#000,transparent 75%)}
#wp-hero::before{background:radial-gradient(ellipse 45% 55% at 80% 30%,var(--glowA),transparent 70%),radial-gradient(ellipse 35% 40% at 0% 100%,var(--glowC),transparent 70%)}
#wp-fit::before{background:radial-gradient(ellipse 45% 45% at 100% 0%,var(--glowB),transparent 70%),radial-gradient(ellipse 40% 45% at 0% 100%,var(--glowA),transparent 70%)}
#wp-fit::after{background-image:radial-gradient(var(--dotc) 1.2px,transparent 1.5px);background-size:22px 22px;-webkit-mask-image:radial-gradient(ellipse 50% 45% at 100% 0%,#000,transparent 75%);mask-image:radial-gradient(ellipse 50% 45% at 100% 0%,#000,transparent 75%)}
#wp-types::before{background:radial-gradient(ellipse 50% 45% at 0% 0%,var(--glowA),transparent 70%),radial-gradient(ellipse 40% 45% at 100% 100%,var(--glowC),transparent 70%)}
#wp-types::after{background-image:linear-gradient(var(--gridc) 1px,transparent 1px),linear-gradient(90deg,var(--gridc) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(ellipse 70% 45% at 20% 0%,#000,transparent 75%);mask-image:radial-gradient(ellipse 70% 45% at 20% 0%,#000,transparent 75%)}
#wp-compare::before{background:radial-gradient(ellipse 45% 50% at 100% 20%,var(--glowA),transparent 70%),radial-gradient(ellipse 35% 40% at 0% 90%,var(--glowB),transparent 70%)}
#wp-stack::before{background:radial-gradient(ellipse 45% 50% at 0% 0%,var(--glowC),transparent 70%),radial-gradient(ellipse 45% 45% at 100% 100%,var(--glowA),transparent 70%)}
#wp-stack::after{background-image:radial-gradient(var(--dotc) 1.2px,transparent 1.5px);background-size:24px 24px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 50%);mask-image:linear-gradient(180deg,#000,transparent 50%);opacity:.7}
#wp-standard::before{background:radial-gradient(ellipse 40% 50% at 0% 30%,var(--glowA),transparent 70%),radial-gradient(ellipse 40% 45% at 100% 100%,var(--glowC),transparent 70%)}
#wp-standard::after{background-image:linear-gradient(var(--gridc) 1px,transparent 1px),linear-gradient(90deg,var(--gridc) 1px,transparent 1px),linear-gradient(var(--gridc) 1px,transparent 1px),linear-gradient(90deg,var(--gridc) 1px,transparent 1px);background-size:96px 96px,96px 96px,24px 24px,24px 24px;-webkit-mask-image:radial-gradient(ellipse 45% 60% at 15% 45%,#000,transparent 75%);mask-image:radial-gradient(ellipse 45% 60% at 15% 45%,#000,transparent 75%)}
#wp-process::before{background:radial-gradient(ellipse 60% 45% at 50% 0%,var(--glowA),transparent 70%),radial-gradient(ellipse 35% 45% at 100% 100%,var(--glowB),transparent 70%)}
#wp-after::before{background:radial-gradient(ellipse 50% 50% at 100% 50%,var(--glowA),transparent 70%),radial-gradient(ellipse 35% 40% at 0% 0%,var(--glowC),transparent 70%)}
#wp-faq::before{background:radial-gradient(ellipse 40% 50% at 0% 100%,var(--glowC),transparent 70%),radial-gradient(ellipse 45% 45% at 100% 0%,var(--glowA),transparent 70%)}
#wp-fit::before,#wp-compare::before,#wp-standard::before,#wp-faq::before{animation:drift 24s ease-in-out infinite alternate}

/* hero */
.wpx-hero{overflow:hidden;padding:128px 0 0}
.wpx-hero-bg{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:-1}
.wpx-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:56px;align-items:center;padding-bottom:64px}
.wpx-hero-copy{display:flex;flex-direction:column;gap:26px}
.wpx-crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--t3)}
.wpx-crumb a{color:var(--t3)}.wpx-crumb a:hover{color:var(--t1)}
.wpx-crumb b{font-weight:500;color:var(--t1)}
.wpx-chip{align-self:flex-start;display:flex;align-items:center;gap:10px;border:1px solid var(--line2);background:var(--soft);border-radius:999px;padding:7px 16px 7px 8px;font-size:12px;color:var(--t2)}
.wpx-chip img{width:26px;height:26px;padding:4px;border-radius:50%;background:#FFFFFF}
.wpx-hero h1{margin:0;font-size:clamp(40px,5.4vw,76px);line-height:1.1;font-weight:900;letter-spacing:-.03em}
.wpx-grad{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.wpx-lead{max-width:560px;font-size:18px;line-height:1.8;color:var(--t2)}
.wpx-actions{display:flex;flex-wrap:wrap;gap:14px}
.wpx-btn{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:#FFFFFF;font-size:16px;font-weight:700;padding:18px 30px;border-radius:999px;box-shadow:0 0 0 1px var(--accent-line),0 18px 50px -12px var(--accent-glow);transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.wpx-btn:hover{color:#FFFFFF;transform:translateY(-2px)}
.wpx-btn-ghost{display:inline-flex;align-items:center;gap:10px;color:var(--t1);font-size:16px;font-weight:700;padding:17px 26px;border-radius:999px;border:1px solid var(--line2);background:var(--soft)}
.wpx-ticks{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:var(--t2)}
.wpx-ticks li::before{content:"✓ ";color:#34D399}

.wpx-mock{position:relative;padding:28px 0 40px}
.wpx-win{border-radius:20px;background:var(--card);border:1px solid var(--line2);box-shadow:0 50px 100px -40px var(--shadow),0 0 0 1px var(--line);overflow:hidden}
.wpx-win-bar{display:flex;align-items:center;gap:7px;padding:12px 16px;border-bottom:1px solid var(--line);background:var(--soft)}
.wpx-win-bar i{width:10px;height:10px;border-radius:50%;background:var(--line2)}
.wpx-win-bar i:first-child{background:#F87171}.wpx-win-bar i:nth-child(2){background:#FBBF24}.wpx-win-bar i:nth-child(3){background:#34D399}
.wpx-win-bar span{margin-left:12px;font-size:11px;color:var(--t3)}
.wpx-win-body{display:grid;grid-template-columns:132px minmax(0,1fr);min-height:360px}
.wpx-panel{border-right:1px solid var(--line);padding:14px 12px;display:flex;flex-direction:column;gap:12px;background:var(--panel)}
.wpx-panel-t{font-size:11px;color:var(--t3)}
.wpx-widgets{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.wpx-widgets span{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 4px;border-radius:10px;border:1px solid var(--line);background:var(--card);font-size:10.5px;color:var(--t2)}
.wpx-widgets b{font-size:14px;color:var(--accent-t)}
.wpx-drag-src{animation:wpsrc 6s ease-in-out infinite}
@keyframes wpsrc{0%,8%{border-color:var(--line)}12%,30%{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}38%,100%{border-color:var(--line);box-shadow:none}}
.wpx-canvas{padding:14px;display:flex;flex-direction:column;gap:10px;position:relative}
.wpx-site-nav{display:flex;align-items:center;gap:10px;font-size:11px}
.wpx-site-nav b{letter-spacing:.12em;margin-right:auto}
.wpx-site-nav span{width:30px;height:5px;border-radius:3px;background:var(--line2)}
.wpx-site-nav em{font-style:normal;font-size:10px;color:var(--t3)}
.wpx-site-hero{border-radius:12px;padding:20px;min-height:128px;display:flex;align-items:flex-end;color:#FFFFFF;background:radial-gradient(ellipse 60% 80% at 100% 0%,rgba(20,184,166,.6),transparent 70%),linear-gradient(120deg,#0B2530,#0F766E)}
.wpx-site-hero div{display:flex;flex-direction:column;gap:6px}
.wpx-site-hero small{font-size:9px;letter-spacing:.14em;opacity:.75}
.wpx-site-hero strong{font-size:20px;line-height:1.15}
.wpx-site-cta{align-self:flex-start;margin-top:4px;font-size:10px;font-weight:700;background:#FFFFFF;color:#0F4C5C;padding:5px 10px;border-radius:999px}
.wpx-site-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.wpx-site-grid span{height:54px;border-radius:9px;background:var(--soft);border:1px solid var(--line)}
.wpx-drop{display:grid;grid-template-columns:1fr 1fr auto;gap:6px;align-items:center;padding:10px;border-radius:10px;border:1.5px dashed var(--accent);background:var(--accent-soft);animation:wpdrop 6s cubic-bezier(.2,.7,.2,1) infinite;transform-origin:top}
.wpx-drop span{grid-column:1/-1;font-size:10px;color:var(--accent-t)}
.wpx-drop i{height:16px;border-radius:5px;background:var(--card);border:1px solid var(--line)}
.wpx-drop b{font-size:10px;color:#FFFFFF;background:var(--accent);border-radius:6px;padding:3px 9px}
@keyframes wpdrop{0%,28%{opacity:0;transform:translateY(-10px) scaleY(.6)}38%,88%{opacity:1;transform:none}96%,100%{opacity:0;transform:translateY(-6px)}}
.wpx-float{position:absolute;display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:16px;background:var(--glass2);backdrop-filter:blur(14px);border:1px solid var(--line2);box-shadow:0 24px 50px -24px var(--shadow);font-size:13px;animation:wpfloat 6s ease-in-out infinite alternate}
.wpx-float b{display:block;font-size:13px}
.wpx-float small{font-size:10.5px;color:var(--t3)}
.wpx-f1{left:-28px;bottom:6px}
.wpx-f2{right:-18px;top:-2px;animation-delay:-2s}
.wpx-f3{right:24px;bottom:-4px;gap:6px;padding:8px;animation-delay:-4s}
.wpx-f3 span{font-size:11px;padding:4px 8px;border-radius:8px;color:var(--t2)}
.wpx-f3 span:nth-child(2){background:var(--accent);color:#FFFFFF}
@keyframes wpfloat{from{transform:translateY(-6px)}to{transform:translateY(6px)}}
.wpx-score{width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:16px;color:#059669;background:conic-gradient(#10B981 0 96%,var(--line) 0);position:relative}
.wpx-score::before{content:"";position:absolute;inset:4px;border-radius:50%;background:var(--card)}
.wpx-score{isolation:isolate}.wpx-score::before{z-index:-1}
.wpx-dot{width:10px;height:10px;border-radius:50%;background:#34D399;animation:pulse 2s ease-in-out infinite}
.wpx-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.wpx-facts>div{padding:30px 22px;display:flex;flex-direction:column;gap:8px;border-left:1px solid var(--line)}
.wpx-facts>div:first-child{border-left:0;padding-left:0}
.wpx-facts strong{font-size:40px;font-weight:900;letter-spacing:-.02em;line-height:1}
.wpx-facts em{font-style:normal;color:var(--accent-t)}
.wpx-facts span{display:flex;flex-direction:column;gap:4px;font-size:15px;font-weight:600;color:var(--t2)}
.wpx-facts small{font-size:12px;font-weight:400;color:var(--t3)}

/* fit */
.wpx-fit-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.wpx-fit{border-radius:24px;padding:30px 26px;display:flex;flex-direction:column;gap:14px}
.wpx-fit h3{font-size:20px}
.wpx-fit p{font-size:15px;line-height:1.75;color:var(--t2)}
.wpx-ico{width:48px;height:48px;border-radius:14px;background:var(--accent-soft);color:var(--accent-t);display:flex;align-items:center;justify-content:center}
.wpx-ico svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.wpx-not{margin-top:16px;display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,2fr) auto;gap:32px;align-items:center;padding:28px 30px;border-radius:24px;border:1px dashed var(--line2);background:var(--soft)}
.wpx-not-l{display:flex;flex-direction:column;gap:10px}
.wpx-not h3{font-size:20px;line-height:1.4}
.wpx-not ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.wpx-not li{display:flex;flex-direction:column;gap:6px;font-size:14px;line-height:1.6;color:var(--t2)}
.wpx-not li b{font-size:15px;color:var(--t1)}

/* site types (tabs) */
.wpx-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:16px}
.wpx-tabs button{font:inherit;font-size:16px;font-weight:700;color:var(--t2);text-align:left;display:flex;align-items:center;gap:12px;padding:18px 20px;border-radius:18px;border:1px solid var(--line);background:var(--card);cursor:pointer;transition:background .3s,border-color .3s,color .3s,transform .3s}
.wpx-tabs button span{font-size:12px;color:var(--t3)}
.wpx-tabs button:hover{color:var(--t1);transform:translateY(-2px)}
.wpx-tabs button[aria-selected="true"]{color:var(--t1);background:var(--accent-soft);border-color:var(--accent-line)}
.wpx-tabs button[aria-selected="true"] span{color:var(--accent-t)}
.wpx-tpanel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:48px;align-items:center;padding:clamp(24px,3.6vw,52px);border-radius:32px;border:1px solid var(--line);background:radial-gradient(ellipse 55% 70% at 100% 0%,var(--glowc),transparent 70%),var(--panel)}
.wpx-tpanel[hidden]{display:none}
.wpx-tpanel:not(.reveal){animation:pop .6s cubic-bezier(.2,.7,.2,1) both}
.wpx-tcopy{display:flex;flex-direction:column;gap:20px}
.wpx-tcopy h3{font-size:clamp(24px,2.4vw,32px);line-height:1.3}
.wpx-tcopy>p{font-size:16px;line-height:1.8;color:var(--t2)}
.wpx-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12px}
.wpx-meta span{padding:7px 12px;border-radius:999px;border:1px solid var(--line2);color:var(--t2);background:var(--card)}
.wpx-tshot{position:relative;border-radius:20px;background:#FFFFFF;color:#0B1220;padding:14px;display:flex;flex-direction:column;gap:12px;box-shadow:0 40px 80px -40px var(--shadow);border:1px solid var(--line)}
.wpx-ts-nav{display:flex;align-items:center;gap:10px;font-size:12px}
.wpx-ts-nav b{letter-spacing:.14em;margin-right:auto}
.wpx-ts-nav i{width:34px;height:5px;border-radius:3px;background:#E3E9F2}
.wpx-ts-nav em{font-style:normal;white-space:nowrap;font-size:10px;font-weight:700;color:#FFFFFF;background:var(--c1);padding:5px 10px;border-radius:999px}
.wpx-ts-hero{border-radius:14px;min-height:150px;padding:22px;display:flex;flex-direction:column;justify-content:flex-end;gap:6px;color:#FFFFFF;background:radial-gradient(ellipse 60% 90% at 100% 0%,var(--c2),transparent 70%),linear-gradient(130deg,var(--c1),color-mix(in srgb,var(--c1) 70%,#000))}
.wpx-ts-tall{min-height:200px}
.wpx-ts-hero small{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:10px;letter-spacing:.14em;opacity:.8}
.wpx-ts-hero strong{font-size:24px;line-height:1.15}
.wpx-ts-row{display:flex;gap:8px}
.wpx-ts-row span{flex:1;white-space:nowrap;display:flex;align-items:center;gap:6px;font-size:11px;font-weight:700;padding:9px 10px;border-radius:10px;background:#F4F7FC}
.wpx-ts-row i{width:14px;height:14px;border-radius:4px;background:var(--c2)}
.wpx-ts-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.wpx-ts-grid span{height:66px;border-radius:10px;background:linear-gradient(160deg,#F4F7FC,#E3E9F2);display:flex;align-items:flex-end;padding:6px}
.wpx-ts-shop span{height:84px}
.wpx-ts-grid b{font-size:11px}
.wpx-ts-langs{display:flex;flex-wrap:wrap;gap:6px}
.wpx-ts-langs span{font-size:11px;padding:7px 11px;border-radius:9px;background:#F4F7FC;color:#4A5573}
.wpx-ts-langs .on{background:var(--c1);color:#FFFFFF}
.wpx-ts-pop{position:absolute;right:-14px;bottom:-16px;font-size:11.5px;padding:11px 14px;border-radius:12px;background:#0B1220;color:#FFFFFF;box-shadow:0 20px 40px -16px rgba(11,18,32,.55);animation:toast .7s cubic-bezier(.2,.7,.2,1) .5s both}

/* compare */
.wpx-table{border-radius:28px;border:1px solid var(--line);background:var(--card);overflow:hidden}
.wpx-tr{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr) minmax(0,1.2fr);border-top:1px solid var(--line);transition:background .25s}
.wpx-tr:first-child{border-top:0}
.wpx-tr:not(.wpx-th):hover{background:var(--hover)}
.wpx-tr span{padding:20px 26px;font-size:15px;line-height:1.6;color:var(--t2);display:flex;align-items:center;gap:10px}
.wpx-tr span:first-child{font-weight:700;color:var(--t1)}
.wpx-tr span:nth-child(2){background:var(--accent-soft)}
.wpx-th span{font-size:14px;font-weight:800;color:var(--t1);padding-top:22px;padding-bottom:22px}
.wpx-th img{width:26px;height:26px;padding:4px;border-radius:50%;background:#FFFFFF;box-shadow:0 0 0 1px var(--line)}
.wpx-tr .win{color:var(--t1);font-weight:600}
.wpx-tr .win::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:#10B981;box-shadow:0 0 0 4px rgba(16,185,129,.15)}
.wpx-note{margin-top:18px;display:flex;align-items:center;gap:10px;font-size:15px;color:var(--t2)}
.wpx-note svg{flex:none;color:var(--accent-t)}

/* stack */
.wpx-stack{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.wpx-stack>div{border-radius:22px;padding:26px 24px;display:flex;flex-direction:column;gap:12px}
.wpx-stack h3{font-size:19px}
.wpx-stack p{font-size:14px;line-height:1.7;color:var(--t2);flex:1}
.wpx-pills{display:flex;flex-wrap:wrap;gap:6px}
.wpx-pills span{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:11.5px;padding:5px 10px;border-radius:8px;border:1px solid var(--line2);color:var(--t2);background:var(--soft)}

/* delivery standard */
.wpx-std{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.3fr);gap:64px;align-items:start}
.wpx-std-l{position:sticky;top:120px;display:flex;flex-direction:column;gap:18px}
.wpx-std-l>p{font-size:16px;line-height:1.8;color:var(--t2);max-width:420px}
.wpx-gauge{margin-top:12px;display:flex;align-items:center;gap:22px;padding:22px;border-radius:24px;border:1px solid var(--line);background:var(--card);max-width:440px}
.wpx-gauge svg{flex:none;width:112px;height:112px;transform:rotate(-90deg)}
.wpx-gauge circle{fill:none;stroke:var(--line);stroke-width:10}
.wpx-gauge .wpx-gauge-v{stroke:#10B981;stroke-linecap:round;stroke-dasharray:calc(var(--v) * 1) 100}
.wpx-gauge .fillbar{animation-name:wpgauge}
@keyframes wpgauge{from{stroke-dasharray:0 100}}
.wpx-gauge div{display:flex;flex-direction:column;gap:6px}
.wpx-gauge strong{font-size:44px;font-weight:900;line-height:1;color:#10B981}
.wpx-gauge span{font-size:11.5px;color:var(--t3)}
.wpx-std-r{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.wpx-std-item{display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;padding:26px 0;border-bottom:1px solid var(--line)}
.wpx-std-item>span{font-size:12px;color:var(--accent-t);padding-top:4px}
.wpx-std-item div{display:flex;flex-direction:column;gap:8px}
.wpx-std-item h3{font-size:20px}
.wpx-std-item p{font-size:15px;line-height:1.75;color:var(--t2)}

/* process */
.wpx-steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px;counter-reset:st}
.wpx-steps li{position:relative;display:flex;flex-direction:column;gap:10px;padding:22px 18px 24px;border-radius:20px;background:var(--card);border:1px solid var(--line);counter-increment:st}
.wpx-steps li::before{content:counter(st,decimal-leading-zero);font-size:34px;font-weight:900;line-height:1;color:var(--why-no)}
.wpx-steps li::after{content:"";position:absolute;top:38px;right:-13px;width:14px;height:2px;background:var(--line2)}
.wpx-steps li:last-child::after{display:none}
.wpx-steps li:last-child{background:var(--accent);border-color:var(--accent);color:#FFFFFF}
.wpx-steps li:last-child::before{color:rgba(255,255,255,.4)}
.wpx-steps li:last-child p,.wpx-steps li:last-child .wpx-wk{color:rgba(255,255,255,.8)}
.wpx-wk{font-size:11.5px;color:var(--accent-t)}
.wpx-steps b{font-size:17px}
.wpx-steps p{font-size:13.5px;line-height:1.7;color:var(--t2)}

/* after launch */
.wpx-after{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.wpx-after-card{border-radius:28px;padding:36px 34px;display:flex;flex-direction:column;gap:16px}
.wpx-after-card h3{font-size:26px}
.wpx-after-card>p{font-size:16px;line-height:1.75;color:var(--t2);margin-bottom:6px}
.wpx-after-hl{color:#FFFFFF;background:radial-gradient(ellipse 70% 80% at 100% 0%,rgba(92,178,255,.35),transparent 65%),linear-gradient(135deg,#0A1B52,#123A9E);box-shadow:0 50px 100px -50px rgba(18,58,158,.9);border:1px solid rgba(124,192,255,.3)}
.wpx-after-hl>p{color:rgba(255,255,255,.72)}
.wpx-after-hl .wpx-tag{color:#BFDCFF;background:rgba(255,255,255,.1)}
.wpx-after-hl .wpx-check li::before{background-color:#FFFFFF;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232563EB' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E")}

/* faq */
.wpx-faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.4fr);gap:64px;align-items:start}
.wpx-faq-l{position:sticky;top:120px;display:flex;flex-direction:column;gap:18px}
.wpx-faq-l h2{font-size:clamp(30px,3.3vw,46px)}
.wpx-faq-l>p{font-size:16px;line-height:1.8;color:var(--t2)}
.wpx-faq{display:flex;flex-direction:column;gap:12px}
.wpx-faq details{border-radius:20px;border:1px solid var(--line);background:var(--card);transition:border-color .3s,box-shadow .3s}
.wpx-faq details[open]{border-color:var(--accent-line);box-shadow:0 30px 60px -36px var(--accent-glow)}
.wpx-faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 24px;font-size:17px;font-weight:700}
.wpx-faq summary::-webkit-details-marker{display:none}
.wpx-faq summary::after{content:"+";flex:none;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:400;color:var(--accent-t);background:var(--accent-soft);transition:transform .35s cubic-bezier(.2,.7,.2,1)}
.wpx-faq details[open] summary::after{transform:rotate(45deg)}
.wpx-faq details p{padding:0 24px 24px;font-size:15px;line-height:1.85;color:var(--t2);animation:fin .45s cubic-bezier(.2,.7,.2,1) both}

/* fit / not fit (two columns) */
.wpx-yn{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.wpx-yn-c{border-radius:28px;padding:34px 32px;display:flex;flex-direction:column;gap:20px}
.wpx-yn-c h3{font-size:22px;display:flex;align-items:center;gap:12px}
.wpx-yes,.wpx-no{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:16px}
.wpx-yes{color:#FFFFFF;background:var(--accent)}
.wpx-no{color:var(--acc);background:var(--icon)}
.wpx-yn-c ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
.wpx-yn-c li{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 16px;padding:16px 0;border-top:1px solid var(--line);font-size:15.5px;font-weight:600}
.wpx-yn-c li a{font-size:13.5px;font-weight:700}
.wpx-yn-c li a::after{content:" →"}

/* ===== v2 building blocks: statement band, scroll-pinned demo, dark band, gantt ===== */
.spx-kicker{display:flex;flex-direction:column;gap:16px;margin-bottom:56px;max-width:760px}
.spx-center{align-items:center;text-align:center;margin-left:auto;margin-right:auto}
.spx-legend{display:flex;flex-wrap:wrap;justify-content:center;gap:24px;margin-top:28px;font-size:12px;color:var(--t3)}
.spx-legend span{display:flex;align-items:center;gap:8px}
.spx-legend i{width:22px;height:8px;border-radius:3px;background:var(--line2)}
.spx-legend i.on{background:var(--accent-grad)}
/* statement band: one big sentence instead of another card grid */
.spx-statement{padding:150px 0 130px;background:var(--bg)}
.spx-statement::before{background:radial-gradient(ellipse 50% 60% at 85% 70%,var(--accent-soft),transparent 70%)}
.spx-big{margin:0;font-size:clamp(30px,4.6vw,68px);line-height:1.22;font-weight:900;letter-spacing:-.03em;color:var(--dim);max-width:1100px}
.spx-big-2{margin-top:18px;color:var(--t1)}
.spx-strike{position:relative;white-space:nowrap}
.spx-strike::after{content:"";position:absolute;left:-2%;right:-2%;top:54%;height:.09em;border-radius:1em;background:var(--accent);transform-origin:left;animation:spxstrike linear both;animation-timeline:view();animation-range:entry 60% cover 40%}
@keyframes spxstrike{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.spx-hl{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
/* scrolly funnel: the phone stays pinned, the steps scroll past it */
.spx-scrolly-sec{padding:120px 0 40px}
.spx-scrolly{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px}
.spx-stick{position:sticky;top:calc(50vh - 300px);height:600px;display:flex;align-items:center;justify-content:center;gap:28px}
.spx-stick::before{content:"";position:absolute;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,var(--accent-soft),transparent 65%);z-index:-1}
.spx-dots{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.spx-dots li{width:8px;height:8px;border-radius:999px;background:var(--line2);transition:height .4s,background .4s}
.spx-dots li.on{height:30px;background:var(--accent)}
.spx-steps{display:flex;flex-direction:column}
.spx-step{min-height:78vh;display:flex;flex-direction:column;justify-content:center;gap:16px;opacity:.28;transition:opacity .5s}
.spx-step.on{opacity:1}
.spx-num{font-size:clamp(80px,9vw,128px);font-weight:900;line-height:.8;letter-spacing:-.05em;color:transparent;-webkit-text-stroke:1.5px var(--accent)}
.spx-step small{font-size:13px;color:var(--accent-t)}
.spx-step h3{font-size:clamp(30px,3.4vw,50px);line-height:1.15;letter-spacing:-.02em;font-weight:900}
.spx-step p{font-size:17px;line-height:1.8;color:var(--t2);max-width:440px}
.spx-chips{display:flex;flex-wrap:wrap;gap:8px}
.spx-chips span{font-size:13px;font-weight:700;padding:8px 14px;border-radius:999px;color:var(--accent-t);background:var(--accent-soft);border:1px solid var(--accent-line)}
.spx-shot{display:none}
/* full-bleed dark band (same in both themes) */
.spx-dark{position:relative;isolation:isolate;padding:130px 0;color:#FFFFFF;background:var(--dk-bg,#0B1220);--card:var(--dk-card,#121B2E);--panel:var(--dk-card,#121B2E);--line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.16);--shadow:rgba(0,0,0,.6);--t1:#FFFFFF;--t2:rgba(255,255,255,.66);--t3:rgba(255,255,255,.5);--accent-t:var(--dk-acc,#7CC0FF);--accent-line:var(--dk-line,rgba(124,192,255,.4));--accent-soft:var(--dk-soft,rgba(124,192,255,.12))}
.spx-dark::before{background:radial-gradient(ellipse 45% 60% at 78% 50%,var(--dk-glow1,rgba(37,99,235,.25)),transparent 70%),radial-gradient(ellipse 40% 50% at 0% 0%,var(--dk-glow2,rgba(124,58,237,.2)),transparent 70%)}
.spx-dark::after{background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 60% 70% at 75% 50%,#000,transparent 75%);mask-image:radial-gradient(ellipse 60% 70% at 75% 50%,#000,transparent 75%)}
.spx-dark h2{margin:0;font-size:clamp(32px,4vw,54px);line-height:1.15;font-weight:900;letter-spacing:-.02em}
.spx-dark p{margin:0;font-size:16px;line-height:1.8;color:rgba(255,255,255,.66);max-width:480px}
.spx-dark-eyebrow{font-size:13px;color:var(--accent-t)}
.spx-toggle{align-self:flex-start;display:flex;padding:5px;border-radius:999px;background:var(--soft);border:1px solid var(--line2)}
.spx-toggle button{font:inherit;font-size:14px;font-weight:700;padding:10px 22px;border:0;border-radius:999px;background:none;color:var(--t2);cursor:pointer;transition:background .3s,color .3s}
.spx-toggle button[aria-checked="true"]{background:var(--accent);color:#FFFFFF;box-shadow:0 8px 20px -8px var(--accent-glow)}
.spx-note{font-size:11.5px;color:var(--t3)}
/* gantt timeline */
.spx-gantt{border-radius:28px;border:1px solid var(--line);background:var(--card);padding:10px 24px 18px;overflow:hidden}
.spx-g-head,.spx-g-row{display:grid;grid-template-columns:220px repeat(var(--cols,6),minmax(0,1fr));align-items:center}
.spx-g-head span{padding:14px 0;font-family:'JetBrains Mono',ui-monospace,monospace;font-size:12px;color:var(--t3);border-left:1px dashed var(--line2);padding-left:10px}
.spx-g-head span:first-child{border-left:0}
.spx-g-row{min-height:58px;border-top:1px solid var(--line)}
.spx-g-row span{font-size:14.5px;font-weight:700;grid-column:1}
.spx-g-row i{grid-row:1;height:26px;margin:0 4px;border-radius:999px;background:var(--accent-grad);box-shadow:0 10px 20px -10px var(--accent-glow)}
.spx-g-launch i{background:repeating-linear-gradient(45deg,var(--accent) 0 8px,color-mix(in srgb,var(--accent) 70%,#FFFFFF) 8px 16px)}

@media (max-width:900px){
  .spx-scrolly{grid-template-columns:minmax(0,1fr)}
  .spx-stick{display:none}
  .spx-step{min-height:0;opacity:1;padding:36px 0;border-top:1px solid var(--line)}
  .spx-shot{display:block;margin:8px 0 4px}
}
@media (max-width:640px){
  .spx-statement{padding:100px 0 90px}
  .spx-num{font-size:72px}
  .spx-dark{padding:90px 0}
  .spx-gantt{padding:6px 14px 14px}
  .spx-g-head,.spx-g-row{grid-template-columns:96px repeat(var(--cols,6),minmax(0,1fr))}
  .spx-g-row span{font-size:12px;line-height:1.35;padding-right:6px}
  .spx-g-head span{font-size:10px;padding-left:4px}
  .spx-g-row i{height:18px;margin:0 2px}
}
@media (prefers-reduced-motion:reduce){.spx-strike::after{animation:none;transform:none}}

/* responsive */
@media (max-width:1100px){
  .wpx-fit-grid,.wpx-stack{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wpx-steps{grid-template-columns:repeat(4,minmax(0,1fr))}
  .wpx-steps li::after{display:none}
  .wpx-not{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:900px){
  .wpx-hero-grid,.wpx-tpanel,.wpx-std,.wpx-faq-grid{grid-template-columns:minmax(0,1fr)}
  .wpx-std-l,.wpx-faq-l{position:static}
  .wpx-facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wpx-facts>div:nth-child(3){border-left:0;padding-left:0}
  .wpx-facts>div:nth-child(n+3){border-top:1px solid var(--line)}
  .wpx-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wpx-after,.wpx-yn{grid-template-columns:minmax(0,1fr)}
  .wpx-mock{margin:0 18px}
}
@media (max-width:640px){
  .wpx-pad{padding:84px 0}
  .wpx-hero{padding-top:104px}
  .wpx-fit-grid,.wpx-stack,.wpx-not ul{grid-template-columns:minmax(0,1fr)}
  .wpx-steps{grid-template-columns:minmax(0,1fr)}
  .wpx-steps li{display:grid;grid-template-columns:44px minmax(0,1fr);gap:4px 12px;padding:18px}
  .wpx-steps li::before{grid-row:1/span 3;font-size:26px}
  .wpx-facts>div{padding:22px 14px}
  .wpx-facts>div:nth-child(odd){padding-left:0}
  .wpx-facts strong{font-size:30px}
  .wpx-win-body{grid-template-columns:minmax(0,1fr);min-height:0}
  .wpx-ts-row span{font-size:10px;padding:8px 7px}
  .wpx-panel{display:none}
  .wpx-f1{left:-12px}.wpx-f2{right:-10px}.wpx-f3{display:none}
  .wpx-tabs button{font-size:14px;padding:14px}
  .wpx-tr{grid-template-columns:minmax(0,.7fr) minmax(0,1fr) minmax(0,1fr)}
  .wpx-tr span{padding:14px 10px;font-size:13px}
  .wpx-tr .win::before{display:none}
  .wpx-ts-pop{right:6px}
  .wpx-ts-grid{grid-template-columns:repeat(2,1fr)}
  .wpx-after-card,.wpx-yn-c{padding:28px 22px}
}
@media (prefers-reduced-motion:reduce){.wpx-drag-src,.wpx-drop,.wpx-float,.wpx-ts-pop,.wpx-tpanel{animation:none!important;opacity:1;transform:none}}

/* Desktop section rhythm: sections were padded 110–150px top and bottom, which left 220–300px of empty
   space between neighbours. Generated from measuring every page: only sections padded over 100px are
   tightened (heroes, pinned scroll sections' small paddings and phones are left alone). */
@media (min-width:761px){
  #ab-beliefs,#ab-fit,#ab-orbit,#ab-standard,#ab-team,#ad-ab,#ad-budget,#ad-faq,#ad-funnel,#ad-log,#ad-track,#b2b-faq,#b2b-form,#b2b-lang,#b2b-pipe,#b2b-process,#b2b-seo,#b2b-trust,#b2c-calc,#b2c-cats,#b2c-faq,#b2c-match,#b2c-season,#b2c-statement,#b2c-ugc,#bb-faq,#bb-flow,#bb-onboard,#bb-platform,#bb-roles,#bb-tiers,#bd-apps,#bd-book,#bd-faq,#bd-logo,#bd-process,#bd-system,#ct-faq,#ct-next,#d2c-community,#d2c-data,#d2c-faq,#d2c-identity,#d2c-process,#d2c-product,#d2c-scope,#d2c-story,#dv-after,#dv-flow,#dv-kit,#dv-launch,#em-deliv,#em-faq,#em-flow,#em-metrics,#em-scope,#em-seg,#em-tpl,#gr-cadence,#gr-stages,#hs-backup,#hs-edge,#hs-faq,#hs-mon,#hs-sec,#hs-speed,#op-deal,#op-faq,#op-plans,#op-report,#op-scope,#op-team,#op-week,#pf-cases,#pf-included,#pf-pick,#pf-shelf,#pg-how,#pg-matrix,#pg-quiz,#rd-board,#rd-faq,#rd-map,#rd-night,#rd-plan,#rd-route,#rd-seo,#seo-audit,#seo-cal,#seo-faq,#seo-links,#seo-loop,#seo-map,#seo-rhythm,#sl-bound,#sl-compare,#sl-faq,#sl-fit,#sl-process,#sl-promo,#sl-scope,#sl-skins,#sl-special,#slv-statement,#sp-approach,#sp-apps,#sp-china,#sp-faq,#sp-fit,#sp-growth,#sp-layers,#sp-process,#spl-deps,#spl-faq,#spl-fit,#spl-member,#spl-migrate,#spl-process,#spl-statement,#spp-accept,#spp-faq,#spp-fit,#spp-grow,#spp-lean,#spp-onepage,#spp-process,#spp-statement,#spx-statement,#syy-faq,#syy-fit,#syy-niche,#syy-process,#syy-reuse,#syy-statement,#syy-support,#syy-tools,#wp-after,#wp-compare,#wp-faq,#wp-fit,#wp-process,#wp-stack,#wp-standard,#wp-types,#wpv-statement,#wx-canvas,#wx-faq,#wx-fit,#wx-own,#wx-process,#wx-resp,#wx-statement,#wx-uses{padding-top:88px;padding-bottom:88px}
  #sl-test,#sp-funnel,#spl-sync,#spp-journey,#syy-matrix,#wp-build,#wx-make{padding-top:88px}
  #fq-ask,#fq-list,#gr-ask,#pf-cta{padding-bottom:88px}
  /* the shared contact block at the end of each page */
  section#contact[style]{padding-top:80px!important;padding-bottom:110px!important}
  /* closing call-to-action cards that sit right above the contact block */
  #gr-ask,#pf-cta,#fq-ask,#sl-next,#ct-faq{padding-bottom:40px}
}

/* 品牌与视觉设计 service page: a "design studio" canvas in the homepage brand system
   (blue #2563EB, navy panels, white cards). Prefix: bd-. */
.pc{--accent:#2563EB;--accent-t:#1D4ED8;--accent-soft:rgba(37,99,235,.08);--accent-line:rgba(37,99,235,.28);--accent-glow:rgba(37,99,235,.45);--accent-grad:linear-gradient(100deg,#1D4ED8,#2563EB 45%,#5CB2FF);--card-hb:rgba(37,99,235,.35);
  --bd-sh:0 30px 70px -40px rgba(37,99,235,.35),0 2px 6px -2px rgba(11,18,32,.06);--bd-dot:rgba(11,18,32,.12);--bd-canvas:#F4F7FC;--bd-ink:#0B1530}
html:not([data-theme="light"]) .pc{--accent:#3B82F6;--accent-t:#7CC0FF;--accent-soft:rgba(124,192,255,.1);--accent-line:rgba(124,192,255,.3);--accent-glow:rgba(59,130,246,.5);--accent-grad:linear-gradient(100deg,#7CC0FF,#5CB2FF 45%,#3B82F6);
  --bd-sh:0 30px 70px -40px rgba(0,0,0,.8);--bd-dot:rgba(255,255,255,.1);--bd-canvas:#08101F;--bd-ink:#050A16}

.bd-grad{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.bd-dim{color:var(--dim)}
.bd-step{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;font-size:12px;font-weight:700;color:var(--accent-t);background:var(--accent-soft);border:1px solid var(--accent-line);padding:6px 12px;border-radius:999px}
.bd-step::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--accent);transform:rotate(45deg)}
.bd-step-d{color:#BFDCFF;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18)}
.bd-step-d::before{background:#7CC0FF}
.pc .bd-sec h2,.bd-apps h2{margin:0;font-size:clamp(30px,3.8vw,52px);line-height:1.15;font-weight:900;letter-spacing:-.02em;text-wrap:balance}
.bd-sec p{margin:0}
.bd-center{display:flex;flex-direction:column;align-items:center;text-align:center;gap:16px;max-width:760px;margin:0 auto 52px}
.bd-center .bd-step{align-self:center}
.bd-center>p{font-size:16.5px;line-height:1.8;color:var(--t2);max-width:620px}

/* section canvas */
.bd-sec{padding:110px 0;background:var(--bg)}
.bd-sec.bd-alt{background:var(--bg2)}
.bd-sec::before{background:radial-gradient(ellipse 45% 50% at 100% 0%,var(--glowA),transparent 70%),radial-gradient(ellipse 40% 45% at 0% 100%,var(--glowC),transparent 70%)}
.bd-sec.bd-alt::before{background:radial-gradient(ellipse 45% 50% at 0% 0%,var(--glowA),transparent 70%),radial-gradient(ellipse 40% 45% at 100% 100%,var(--glowB),transparent 70%)}
.bd-sec::after{background-image:radial-gradient(var(--bd-dot) 1.1px,transparent 1.4px);background-size:24px 24px;-webkit-mask-image:radial-gradient(ellipse 60% 55% at 50% 45%,#000,transparent 75%);mask-image:radial-gradient(ellipse 60% 55% at 50% 45%,#000,transparent 75%);opacity:.6}

/* ============ hero: a live design canvas ============ */
.bd-hero{padding:112px 0 90px;background:var(--bg2);overflow:hidden}
.bd-hero::before{background:radial-gradient(ellipse 50% 50% at 50% 40%,var(--glowA),transparent 70%),radial-gradient(ellipse 35% 40% at 95% 90%,var(--glowB),transparent 70%)}
.bd-dots{position:absolute;inset:0;z-index:-1;background-image:radial-gradient(var(--bd-dot) 1.2px,transparent 1.5px);background-size:22px 22px;-webkit-mask-image:linear-gradient(180deg,#000 60%,transparent);mask-image:linear-gradient(180deg,#000 60%,transparent)}
.bd-crumb{display:flex;gap:8px;font-size:12.5px;color:var(--t3);margin-bottom:18px}
.bd-crumb a{color:var(--t3)}.bd-crumb a:hover{color:var(--t1)}
.bd-crumb b{font-weight:500;color:var(--t1)}
.bd-studio{position:relative;border-radius:30px;overflow:hidden;background:var(--card);border:1px solid var(--line2);box-shadow:0 60px 120px -60px rgba(37,99,235,.45),0 2px 8px -2px rgba(11,18,32,.06);animation:bdrise .9s cubic-bezier(.2,.7,.2,1) both}
@keyframes bdrise{from{opacity:0;transform:translateY(24px) scale(.985)}to{opacity:1;transform:none}}
.bd-toolbar{display:flex;align-items:center;gap:6px;padding:10px 14px;background:var(--bd-ink);color:#C7D2FE}
.bd-tool{width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.7)}
.bd-tool svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round;stroke-linecap:round}
.bd-tool.on{background:#2563EB;color:#FFFFFF}
.bd-file{margin:0 auto;font-size:12px;color:rgba(255,255,255,.7)}
.bd-zoom{font-size:11.5px;color:rgba(255,255,255,.6);padding:5px 10px;border-radius:8px;background:rgba(255,255,255,.08)}
.bd-work{display:grid;grid-template-columns:200px minmax(0,1fr) 220px;min-height:560px}
.bd-layers,.bd-inspect{display:flex;flex-direction:column;gap:4px;padding:16px 12px;background:var(--card);font-size:12.5px}
.bd-layers{border-right:1px solid var(--line)}
.bd-inspect{border-left:1px solid var(--line);gap:10px}
.bd-pt{font-size:10.5px;color:var(--t3);letter-spacing:.08em;margin:0 6px 8px}
.bd-ly{display:flex;align-items:center;gap:8px;padding:7px 8px;border-radius:8px;color:var(--t2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bd-ly i{font-style:normal;font-size:11px;width:16px;color:var(--t3)}
.bd-ly.in{padding-left:24px}
.bd-ly.on{background:var(--accent-soft);color:var(--accent-t);font-weight:700}
.bd-ly.on i{color:var(--accent-t)}
.bd-layers .bd-ly:nth-child(3){animation:bdhl 9s ease-in-out infinite}
@keyframes bdhl{0%,20%,100%{background:transparent}26%,40%{background:var(--accent-soft)}}
.bd-prop{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px;border-radius:10px;background:var(--soft)}
.bd-prop small{font-size:11px;color:var(--t3)}
.bd-prop span{display:flex;align-items:center;gap:6px;font-weight:700;font-size:12px}
.bd-prop i{width:14px;height:14px;border-radius:4px}
.bd-swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-top:4px}
.bd-swatches i{aspect-ratio:1;border-radius:8px;box-shadow:inset 0 0 0 1px rgba(11,18,32,.08)}
.bd-board{position:relative;display:flex;flex-direction:column;justify-content:center;padding:44px 48px;background:radial-gradient(var(--bd-dot) 1.1px,transparent 1.4px) 0 0/20px 20px,var(--bd-canvas)}
.bd-flabel{font-size:11px;color:var(--accent-t);margin:0 0 8px 2px}
.bd-frame{position:relative;display:flex;flex-direction:column;gap:22px;padding:clamp(28px,3.4vw,52px);border-radius:22px;background:var(--card);box-shadow:var(--bd-sh);outline:1.5px solid #2563EB;outline-offset:6px}
.bd-h{position:absolute;width:10px;height:10px;background:#FFFFFF;border:1.5px solid #2563EB;border-radius:2px}
.bd-h.tl{left:-11px;top:-11px}.bd-h.tr{right:-11px;top:-11px}.bd-h.bl{left:-11px;bottom:-11px}.bd-h.br{right:-11px;bottom:-11px}
.bd-tag{align-self:flex-start;display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--t2);padding:6px 12px;border-radius:999px;border:1px solid var(--line2);background:var(--soft)}
.bd-tag b{width:8px;height:8px;border-radius:50%;background:#2563EB;box-shadow:0 0 0 4px var(--accent-soft)}
.bd-frame h1{margin:0;font-size:clamp(40px,5.4vw,78px);line-height:1.08;font-weight:900;letter-spacing:-.035em;color:var(--t1)}
.bd-frame>p{margin:0;max-width:560px;font-size:17px;line-height:1.8;color:var(--t2)}
.bd-cta{display:flex;flex-wrap:wrap;gap:12px}
.bd-btn{display:inline-flex;align-items:center;gap:10px;background:#2563EB;color:#FFFFFF;font-size:16px;font-weight:700;padding:17px 28px;border-radius:999px;box-shadow:0 18px 40px -14px rgba(37,99,235,.8);transition:transform .3s cubic-bezier(.2,.7,.2,1),box-shadow .3s}
.bd-btn:hover{color:#FFFFFF;transform:translateY(-2px);box-shadow:0 22px 46px -14px rgba(37,99,235,.9)}
.bd-btn-g{display:inline-flex;align-items:center;font-size:16px;font-weight:700;padding:16px 26px;border-radius:999px;color:var(--t1);border:1px solid var(--line2);background:var(--card)}
.bd-btn-g:hover{color:var(--accent-t);border-color:var(--accent-line)}
.bd-measure{position:absolute;right:clamp(28px,3.4vw,52px);top:clamp(28px,3.4vw,52px);font-size:10.5px;color:#FFFFFF;background:#2563EB;padding:3px 8px;border-radius:6px}
/* assemble the frame in order, like it is being designed */
.bd-a1,.bd-a2,.bd-a3,.bd-a4,.bd-a5{animation:bdin .7s cubic-bezier(.2,.7,.2,1) both}
.bd-a1{animation-delay:.5s}.bd-a2{animation-delay:.75s}.bd-a3{animation-delay:1s}.bd-a4{animation-delay:1.25s}.bd-a5{animation-delay:1.6s}
@keyframes bdin{from{opacity:0;transform:translateY(14px);outline:1px dashed #2563EB}to{opacity:1;transform:none}}
.bd-frame{animation:bdsel 1s ease .3s both}
@keyframes bdsel{from{outline-color:transparent;outline-offset:16px}to{outline-color:#2563EB;outline-offset:6px}}
/* collaborators' cursors */
.bd-cur{position:absolute;display:flex;align-items:flex-start;gap:2px;pointer-events:none;z-index:3}
.bd-cur svg{width:20px;height:20px;fill:#2563EB;stroke:#FFFFFF;stroke-width:1.5;filter:drop-shadow(0 3px 6px rgba(11,18,32,.25))}
.bd-cur b{margin-top:14px;font-size:11px;font-weight:700;color:#FFFFFF;background:#2563EB;padding:3px 8px;border-radius:6px 6px 6px 2px}
.bd-cur-2 svg{fill:#0EA5A4}.bd-cur-2 b{background:#0EA5A4}
.bd-cur-1{left:44%;top:30%;animation:bdc1 11s ease-in-out infinite}
.bd-cur-2{left:70%;top:68%;animation:bdc2 13s ease-in-out infinite}
@keyframes bdc1{0%,100%{transform:translate(0,0)}25%{transform:translate(120px,60px)}50%{transform:translate(40px,170px)}75%{transform:translate(-90px,90px)}}
@keyframes bdc2{0%,100%{transform:translate(0,0)}30%{transform:translate(-160px,-40px)}60%{transform:translate(-60px,-150px)}85%{transform:translate(40px,-60px)}}

/* ============ logo construction ============ */
.bd-logo{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:64px;align-items:center}
.bd-logo-l{display:flex;flex-direction:column;gap:20px}
.bd-logo-l>p{font-size:16.5px;line-height:1.8;color:var(--t2)}
.bd-points{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.bd-points li{display:flex;gap:12px;align-items:center;font-size:15px;font-weight:600}
.bd-points li::before{content:"";width:20px;height:20px;border-radius:50%;flex:none;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/11px no-repeat}
.bd-toggle{align-self:flex-start;font:inherit;display:flex;align-items:center;gap:12px;padding:10px 16px 10px 10px;border-radius:999px;border:1px solid var(--line2);background:var(--card);color:var(--t1);cursor:pointer;font-size:14px;box-shadow:var(--bd-sh)}
.bd-sw{position:relative;width:40px;height:22px;border-radius:999px;background:var(--line2);transition:background .3s}
.bd-sw i{position:absolute;left:3px;top:3px;width:16px;height:16px;border-radius:50%;background:#FFFFFF;box-shadow:0 2px 4px rgba(11,18,32,.25);transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.bd-toggle[aria-pressed="true"] .bd-sw{background:#2563EB}
.bd-toggle[aria-pressed="true"] .bd-sw i{transform:translateX(18px)}
.bd-logo-r{display:flex;flex-direction:column;gap:14px}
.bd-cons{position:relative;aspect-ratio:1;max-width:520px;width:100%;justify-self:center;margin:0 auto;border-radius:32px;background:var(--card);border:1px solid var(--line);box-shadow:var(--bd-sh);overflow:hidden}
.bd-cons::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 60% at 60% 35%,var(--glowA),transparent 70%)}
.bd-cons-svg{position:relative;width:100%;height:100%;display:block}
.bd-guides{fill:none;stroke:var(--accent-line);stroke-width:1.2;stroke-dasharray:6 6;transition:opacity .5s}
.bd-guides>*{stroke-dashoffset:0}
.bd-cons .bd-guides path,.bd-cons .bd-guides circle{stroke-dasharray:1400;stroke-dashoffset:1400}
.bd-cons.run .bd-guides path,.bd-cons.run .bd-guides circle{animation:bddraw 2.2s cubic-bezier(.4,0,.2,1) forwards}
.bd-cons.run .bd-guides>*:nth-child(2){animation-delay:.25s}.bd-cons.run .bd-guides>*:nth-child(3){animation-delay:.5s}.bd-cons.run .bd-guides>*:nth-child(4){animation-delay:.7s}.bd-cons.run .bd-guides>*:nth-child(5){animation-delay:.9s}
@keyframes bddraw{to{stroke-dashoffset:0}}
.bd-mark-p,.bd-mark-o,.bd-mark-dot{stroke:#2563EB;stroke-width:2;stroke-dasharray:1200;stroke-dashoffset:1200;fill-opacity:0}
.bd-mark-p{fill:#2563EB}
.bd-mark-o{fill:var(--card);stroke-dasharray:300;stroke-dashoffset:300}
.bd-mark-dot{fill:#5CB2FF;stroke:#5CB2FF;stroke-dasharray:200;stroke-dashoffset:200}
.bd-cons.run .bd-mark-p{animation:bdmark 1.6s cubic-bezier(.4,0,.2,1) 1.2s forwards,bdfill .6s ease 2.6s forwards}
.bd-cons.run .bd-mark-o{animation:bdmark 1s cubic-bezier(.4,0,.2,1) 1.8s forwards,bdfill .6s ease 2.7s forwards}
.bd-cons.run .bd-mark-dot{animation:bdmark .8s cubic-bezier(.4,0,.2,1) 2.2s forwards,bdfill .5s ease 2.9s forwards}
@keyframes bdmark{to{stroke-dashoffset:0}}
@keyframes bdfill{to{fill-opacity:1}}
.bd-dims{stroke:var(--accent-t);stroke-width:1;fill:var(--accent-t);font-size:11px;opacity:0;transition:opacity .5s .2s}
.bd-dims text{stroke:none}
.bd-cons.run.grid-on .bd-dims{opacity:1;transition-delay:2.4s}
.bd-cons:not(.grid-on) .bd-guides{opacity:0}
.bd-cons:not(.grid-on) .bd-dims{opacity:0;transition-delay:0s}
.bd-cons-note{position:absolute;left:18px;bottom:14px;font-size:10.5px;color:var(--t3)}
.bd-variants{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;max-width:520px;width:100%;margin:0 auto}
.bd-variants span{aspect-ratio:1.4;border-radius:18px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line)}
.bd-variants i{position:relative;width:34px;height:44px}
.bd-variants i::before{content:"";position:absolute;inset:0;border-radius:4px 22px 22px 4px;clip-path:polygon(0 0,60% 0,100% 30%,100% 55%,60% 72%,42% 72%,42% 100%,0 100%);background:currentColor}
.bd-variants i::after{content:"";position:absolute;right:-12px;bottom:0;width:9px;height:9px;border-radius:50%;background:#5CB2FF}
.bd-variants .v1{background:var(--card);color:#2563EB}
.bd-variants .v2{background:linear-gradient(135deg,#0A1B52,#123A9E);color:#FFFFFF;border-color:transparent}
.bd-variants .v3{background:var(--soft);color:var(--t1)}
.bd-variants .v3 i::after{background:var(--t1)}
.bd-variants .v4{background:#2563EB;color:#FFFFFF;border-color:transparent}
.bd-variants .v4 i::after{background:#FFFFFF}

/* ============ design system playground ============ */
.bd-sys{display:grid;grid-template-columns:minmax(0,380px) minmax(0,1fr);gap:20px;align-items:stretch}
.bd-ctrl{display:flex;flex-direction:column;gap:22px;padding:26px;border-radius:28px;background:var(--card);border:1px solid var(--line);box-shadow:var(--bd-sh)}
.bd-cg{display:flex;flex-direction:column;gap:10px}
.bd-cg>span{font-size:11.5px;color:var(--t3);letter-spacing:.06em}
.bd-chips{display:flex;flex-wrap:wrap;gap:8px}
.bd-chips button{font:inherit;font-size:13.5px;font-weight:700;display:flex;align-items:center;gap:8px;padding:8px 12px 8px 8px;border-radius:999px;border:1px solid var(--line2);background:var(--card);color:var(--t2);cursor:pointer;transition:all .25s}
.bd-chips i{width:20px;height:20px;border-radius:50%;background:var(--sw);box-shadow:inset 0 0 0 1px rgba(255,255,255,.3)}
.bd-chips button[aria-checked="true"]{color:var(--t1);border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.bd-seg{display:grid;grid-template-columns:repeat(3,1fr);padding:4px;border-radius:14px;background:var(--soft);border:1px solid var(--line)}
.bd-seg button{font:inherit;font-size:13.5px;font-weight:700;padding:10px 6px;border:0;border-radius:10px;background:none;color:var(--t2);cursor:pointer;transition:all .25s}
.bd-seg button[aria-checked="true"]{background:var(--card);color:var(--accent-t);box-shadow:0 6px 14px -8px rgba(11,18,32,.3)}
.bd-tokens{display:flex;flex-direction:column;gap:6px;margin-top:auto;padding:14px;border-radius:14px;background:var(--bd-ink);color:rgba(255,255,255,.65);font-size:12px}
.bd-tokens b{color:#7CC0FF;font-weight:600}
.bd-prev{--p:#2563EB;--p2:#5CB2FF;--pt:#EEF4FF;--fs:1;--r:12px;
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:20px;padding:28px;border-radius:28px;background:radial-gradient(var(--bd-dot) 1.1px,transparent 1.4px) 0 0/20px 20px,var(--bd-canvas);border:1px solid var(--line);color:#0B1220}
.bd-prev[data-c="navy"]{--p:#1E3A8A;--p2:#60A5FA;--pt:#E8EEFB}
.bd-prev[data-c="slate"]{--p:#475569;--p2:#94A3B8;--pt:#EEF1F5}
.bd-prev[data-c="sage"]{--p:#4D7C6A;--p2:#9DC0B0;--pt:#EAF2EE}
.bd-prev[data-c="sand"]{--p:#8A7A63;--p2:#C8B99F;--pt:#F3EFE8}
.bd-prev[data-t="s"]{--fs:.88}.bd-prev[data-t="l"]{--fs:1.14}
.bd-prev[data-r="0"]{--r:0px}.bd-prev[data-r="12"]{--r:12px}.bd-prev[data-r="28"]{--r:26px}
.bd-pv-card{display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r);background:#FFFFFF;box-shadow:0 30px 60px -36px rgba(11,18,32,.4);transition:border-radius .45s cubic-bezier(.2,.7,.2,1)}
.bd-pv-img{position:relative;aspect-ratio:4/3;background:radial-gradient(circle at 50% 45%,#FFFFFF,var(--pt) 45%,var(--p2));transition:background .5s}
.bd-pv-badge{position:absolute;left:14px;top:14px;font-size:calc(11px * var(--fs));font-weight:800;color:#FFFFFF;background:var(--p);padding:4px 10px;border-radius:calc(var(--r) / 2 + 2px);transition:all .45s}
.bd-pv-body{display:flex;flex-direction:column;gap:8px;padding:18px}
.bd-pv-body small{font-size:calc(12px * var(--fs));color:#64708A;transition:font-size .4s}
.bd-pv-body strong{font-size:calc(19px * var(--fs));transition:font-size .4s}
.bd-pv-row{display:flex;justify-content:space-between;align-items:baseline}
.bd-pv-row b{font-size:calc(18px * var(--fs));color:var(--p);transition:all .4s}
.bd-pv-row span{font-size:calc(12px * var(--fs));color:var(--p);transition:all .4s}
.bd-pv-btn{display:block;text-align:center;font-size:calc(14px * var(--fs));font-weight:700;color:#FFFFFF;background:var(--p);padding:calc(12px * var(--fs));border-radius:var(--r);margin-top:6px;box-shadow:0 12px 24px -12px var(--p);transition:all .45s cubic-bezier(.2,.7,.2,1)}
.bd-pv-side{display:flex;flex-direction:column;gap:12px;justify-content:center}
.bd-pv-in{display:block;font-size:calc(14px * var(--fs));color:#94A3B8;padding:calc(13px * var(--fs)) 14px;border-radius:var(--r);background:#FFFFFF;border:1.5px solid var(--p2);transition:all .45s}
.bd-pv-sub{margin-top:0}
.bd-pv-tags{display:flex;flex-wrap:wrap;gap:8px}
.bd-pv-tags span{font-size:calc(12px * var(--fs));font-weight:700;color:var(--p);background:var(--pt);padding:6px 12px;border-radius:calc(var(--r) / 1.5 + 4px);transition:all .45s}
.bd-pv-alert{display:flex;align-items:center;gap:10px;font-size:calc(13px * var(--fs));font-weight:600;padding:14px;border-radius:var(--r);background:#FFFFFF;border-left:4px solid var(--p);box-shadow:0 14px 30px -20px rgba(11,18,32,.35);transition:all .45s}
.bd-pv-alert i{width:10px;height:10px;border-radius:50%;background:var(--p);box-shadow:0 0 0 4px var(--pt)}
.bd-prev.bd-bump .bd-pv-card,.bd-prev.bd-bump .bd-pv-side>*{animation:bdbump .5s cubic-bezier(.2,.7,.2,1)}
@keyframes bdbump{40%{transform:scale(.985)}}

/* ============ applications (navy band) ============ */
.bd-apps{position:relative;isolation:isolate;padding:120px 0;color:#FFFFFF;background:linear-gradient(135deg,#0A1B52,#123A9E);overflow:hidden}
.bd-apps::before{background:radial-gradient(ellipse 50% 60% at 85% 40%,rgba(92,178,255,.35),transparent 70%),radial-gradient(ellipse 40% 50% at 0% 100%,rgba(124,58,237,.22),transparent 70%)}
.bd-apps::after{background-image:radial-gradient(rgba(255,255,255,.09) 1.1px,transparent 1.4px);background-size:22px 22px;-webkit-mask-image:radial-gradient(ellipse 50% 70% at 75% 50%,#000,transparent 75%);mask-image:radial-gradient(ellipse 50% 70% at 75% 50%,#000,transparent 75%)}
.bd-apps-in{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:48px;align-items:center}
.bd-apps-l{display:flex;flex-direction:column;gap:20px}
.bd-apps-l>p{margin:0;font-size:16.5px;line-height:1.8;color:rgba(255,255,255,.72)}
.bd-apps-nav{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.bd-apps-nav button{font:inherit;font-size:14px;font-weight:700;padding:10px 16px;border-radius:999px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);color:rgba(255,255,255,.75);cursor:pointer;transition:all .3s}
.bd-apps-nav button:hover{color:#FFFFFF;background:rgba(255,255,255,.12)}
.bd-apps-nav button[aria-selected="true"]{background:#FFFFFF;color:#1D4ED8;border-color:#FFFFFF}
.bd-fan{position:relative;height:480px}
.bd-card{position:absolute;left:50%;top:50%;width:270px;height:360px;margin:-180px 0 0 -135px;border-radius:24px;background:#FFFFFF;color:#0B1220;padding:14px;box-shadow:0 40px 80px -30px rgba(0,8,40,.6);transform:translateX(calc((var(--i) - 2) * 46px)) rotate(calc((var(--i) - 2) * 5deg));transition:transform .8s cubic-bezier(.2,.7,.2,1),box-shadow .5s;z-index:calc(5 - var(--i));overflow:hidden;cursor:pointer}
.bd-c0{--i:0}.bd-c1{--i:1}.bd-c2{--i:2}.bd-c3{--i:3}.bd-c4{--i:4}
.bd-fan.open .bd-card{transform:translateX(calc((var(--i) - 2) * 96px)) translateY(calc(var(--d, 0) * 1px)) rotate(calc((var(--i) - 2) * 7deg))}
.bd-fan.open .bd-c0,.bd-fan.open .bd-c4{--d:40}.bd-fan.open .bd-c1,.bd-fan.open .bd-c3{--d:10}
.bd-fan[data-front="0"] .bd-c0,.bd-fan[data-front="1"] .bd-c1,.bd-fan[data-front="2"] .bd-c2,.bd-fan[data-front="3"] .bd-c3,.bd-fan[data-front="4"] .bd-c4{z-index:10;transform:translateY(-16px) scale(1.06);box-shadow:0 50px 100px -30px rgba(0,8,40,.75),0 0 0 3px rgba(124,192,255,.6)}
.bd-clabel{position:absolute;left:14px;bottom:12px;font-size:10.5px;color:#64708A}
.bd-m-bar{display:flex;align-items:center;gap:8px;font-size:11px;padding:2px 4px 10px}
.bd-m-bar b{letter-spacing:.2em;margin-right:auto}
.bd-m-bar i{width:22px;height:4px;border-radius:2px;background:#E3E9F2}
.bd-m-hero{height:150px;border-radius:14px;padding:16px;display:flex;flex-direction:column;justify-content:flex-end;gap:4px;color:#FFFFFF;background:radial-gradient(ellipse 60% 70% at 90% 10%,rgba(92,178,255,.6),transparent 70%),linear-gradient(135deg,#0A1B52,#2563EB)}
.bd-m-hero small{font-size:9px;letter-spacing:.14em;opacity:.8}
.bd-m-hero strong{font-size:22px}
.bd-m-hero em{align-self:flex-start;font-style:normal;font-size:10px;font-weight:700;background:#FFFFFF;color:#1D4ED8;padding:5px 10px;border-radius:999px}
.bd-m-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.bd-m-grid i{height:90px;border-radius:10px;background:linear-gradient(160deg,#F4F7FC,#DCE6F5)}
.bd-m-pdp{display:flex;flex-direction:column;gap:12px}
.bd-m-img{display:block;height:190px;border-radius:14px;background:radial-gradient(circle at 50% 45%,#FFFFFF,#E3ECF8 55%,#B9CDEB)}
.bd-m-pdp div{display:flex;flex-direction:column;gap:6px}
.bd-m-pdp small{font-size:10px;color:#2563EB}
.bd-m-pdp strong{font-size:16px}
.bd-m-pdp em{font-style:normal;text-align:center;font-size:12px;font-weight:700;color:#FFFFFF;background:#2563EB;padding:10px;border-radius:10px;margin-top:4px}
.bd-m-post{display:flex;flex-direction:column;gap:10px}
.bd-m-ph{display:flex;flex-direction:column;font-size:11px}
.bd-m-ph span{color:#64708A;font-size:10px}
.bd-m-sq{display:flex;align-items:flex-end;aspect-ratio:1;border-radius:12px;padding:16px;color:#FFFFFF;background:radial-gradient(circle at 70% 30%,rgba(255,255,255,.35),transparent 50%),linear-gradient(160deg,#5CB2FF,#1E3A8A)}
.bd-m-sq strong{font-size:24px;line-height:1.05}
.bd-m-post>span{font-size:11px;color:#64708A}
.bd-m-box{position:relative;height:280px;display:flex;align-items:center;justify-content:center;perspective:600px}
.bd-m-lid{position:absolute;top:52px;width:190px;height:34px;border-radius:6px;background:#123A9E;transform:rotateX(18deg)}
.bd-m-body{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;width:180px;height:170px;margin-top:40px;border-radius:6px;color:#FFFFFF;background:linear-gradient(160deg,#2563EB,#0A1B52);box-shadow:0 30px 40px -20px rgba(10,27,82,.6)}
.bd-m-body strong{letter-spacing:.3em;font-size:16px}
.bd-m-body small{font-size:8px;letter-spacing:.14em;opacity:.7}
.bd-m-mail{display:flex;flex-direction:column;gap:10px;padding:8px 4px}
.bd-m-mail b{letter-spacing:.2em;font-size:12px;text-align:center;padding-bottom:10px;border-bottom:1px solid #E3E9F2}
.bd-m-mail strong{font-size:18px;line-height:1.25;margin-top:8px}
.bd-m-mail i{height:8px;border-radius:4px;background:#EEF2F8}
.bd-m-mail i+i{width:70%}
.bd-m-mail em{align-self:flex-start;font-style:normal;font-size:12px;font-weight:700;color:#FFFFFF;background:#2563EB;padding:10px 16px;border-radius:10px;margin-top:8px}

/* ============ style guide book ============ */
.bd-guide{display:grid;grid-template-columns:220px minmax(0,1fr);gap:0;max-width:1060px;margin:0 auto}
.bd-gtabs{display:flex;flex-direction:column;gap:8px;padding-top:28px}
.bd-gtabs button{font:inherit;font-size:15px;font-weight:700;display:flex;align-items:center;gap:12px;padding:14px 18px;margin-right:-10px;border-radius:16px 0 0 16px;border:1px solid var(--line);border-right:0;background:var(--soft);color:var(--t2);cursor:pointer;text-align:left;transition:all .3s cubic-bezier(.2,.7,.2,1)}
.bd-gtabs button span{font-size:11px;color:var(--t3)}
.bd-gtabs button:hover{color:var(--t1);transform:translateX(-4px)}
.bd-gtabs button[aria-selected="true"]{background:var(--card);color:var(--t1);transform:translateX(-10px);box-shadow:-10px 10px 30px -20px rgba(37,99,235,.4)}
.bd-gtabs button[aria-selected="true"] span{color:var(--accent-t)}
.bd-pages{position:relative;min-height:440px;border-radius:8px 28px 28px 8px;background:var(--card);border:1px solid var(--line);box-shadow:var(--bd-sh),inset 18px 0 24px -20px rgba(11,18,32,.18);perspective:1600px;overflow:hidden}
.bd-pages::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:linear-gradient(90deg,rgba(11,18,32,.08),transparent)}
.bd-page{display:flex;flex-direction:column;gap:22px;padding:36px 40px;transform-origin:left center;animation:bdflip .65s cubic-bezier(.2,.7,.2,1) both}
.bd-page[hidden]{display:none}
@keyframes bdflip{from{opacity:0;transform:rotateY(-24deg) translateX(-10px)}to{opacity:1;transform:none}}
.bd-pg-h{display:flex;flex-direction:column;gap:6px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.bd-pg-h span{font-size:11px;color:var(--t3)}
.bd-pg-h b{font-size:24px;font-weight:900}
.bd-pg-list{list-style:none;margin:auto 0 0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--t2)}
.bd-pg-list li::before{content:"— ";color:var(--accent-t)}
.bd-pg-logo{display:grid;grid-template-columns:1fr 1fr .6fr;gap:12px}
.bd-pg-logo span{display:flex;align-items:center;justify-content:center;gap:10px;height:130px;border-radius:18px;font-weight:900;letter-spacing:.24em;font-size:18px}
.bd-pg-logo i{width:22px;height:28px;border-radius:3px 14px 14px 3px;background:currentColor}
.bd-pg-logo .l1{background:var(--soft);color:#1D4ED8;border:1px solid var(--line)}
.bd-pg-logo .l2{background:linear-gradient(135deg,#0A1B52,#123A9E);color:#FFFFFF}
.bd-pg-logo .l3{background:#2563EB;color:#FFFFFF}
.bd-pg-colors{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.bd-pg-colors span{display:flex;flex-direction:column;justify-content:flex-end;gap:2px;height:150px;padding:12px;border-radius:16px;background:var(--c);color:#FFFFFF}
.bd-pg-colors span.lt{color:#0B1220;box-shadow:inset 0 0 0 1px rgba(11,18,32,.08)}
.bd-pg-colors b{font-size:14px}
.bd-pg-colors small{font-family:'JetBrains Mono',ui-monospace,monospace;font-size:10.5px;opacity:.8}
.bd-pg-type{display:flex;flex-direction:column;gap:8px}
.bd-pg-type span{font-weight:900;letter-spacing:-.02em;line-height:1.15;border-bottom:1px dashed var(--line);padding-bottom:8px}
.bd-pg-type .t1{font-size:48px}.bd-pg-type .t2{font-size:32px}.bd-pg-type .t3{font-size:20px}
.bd-pg-type .t4{font-size:16px;font-weight:400;color:var(--t2);letter-spacing:0;border:0}
.bd-pg-icons{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.bd-pg-icons svg{width:100%;aspect-ratio:1;padding:22%;border-radius:18px;background:var(--soft);border:1px solid var(--line);fill:none;stroke:#2563EB;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .3s,background .3s}
.bd-pg-icons svg:hover{transform:translateY(-4px);background:var(--accent-soft)}
.bd-pg-comp{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.bd-pg-comp span{font-size:14px;font-weight:700;padding:13px 22px;border-radius:12px}
.bd-pg-comp .b1{background:#2563EB;color:#FFFFFF;box-shadow:0 12px 24px -12px rgba(37,99,235,.8)}
.bd-pg-comp .b2{background:var(--card);color:var(--accent-t);border:1.5px solid var(--accent-line)}
.bd-pg-comp .in{flex-basis:100%;font-weight:400;color:var(--t3);border:1.5px solid var(--line2);background:var(--card)}
.bd-pg-comp .tg{font-size:12px;padding:6px 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent-t)}
.bd-pg-files{display:flex;flex-direction:column;gap:8px;font-size:13px}
.bd-pg-files span{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;background:var(--soft);border:1px solid var(--line)}
.bd-pg-files i{font-style:normal;font-size:10.5px;font-weight:700;color:#FFFFFF;background:#2563EB;padding:4px 8px;border-radius:6px;min-width:40px;text-align:center}

/* ============ double diamond ============ */
.bd-dd{position:relative;max-width:1080px;margin:0 auto;padding:28px;border-radius:32px;background:var(--card);border:1px solid var(--line);box-shadow:var(--bd-sh)}
.bd-dd-svg{width:100%;height:auto;display:block;overflow:visible}
.bd-dd-shape{fill:url(#bdddg);stroke:var(--accent-line);stroke-width:1.5}
.bd-dd-path{fill:none;stroke:#2563EB;stroke-width:3;stroke-linejoin:round;stroke-dasharray:100;stroke-dashoffset:100;animation:bdpath linear both;animation-timeline:view();animation-range:entry 30% cover 55%}
@keyframes bdpath{to{stroke-dashoffset:0}}
@supports not (animation-timeline:view()){.bd-dd-path{stroke-dashoffset:0}}
.bd-dd-dot{fill:#FFFFFF;stroke:#2563EB;stroke-width:4;filter:drop-shadow(0 4px 8px rgba(37,99,235,.5))}
.bd-dd-labels{position:relative;height:96px;margin-top:10px}
.bd-dd-labels div{position:absolute;left:var(--x);top:0;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;width:22%}
.bd-dd-labels span{font-size:10.5px;color:var(--accent-t)}
.bd-dd-labels b{font-size:19px;font-weight:900}
.bd-dd-labels small{font-size:13px;color:var(--t2)}
.bd-dd-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:22px}
.bd-dd-meta span{font-size:12.5px;padding:8px 14px;border-radius:999px;background:var(--card);border:1px solid var(--line2);color:var(--t2)}

/* ============ FAQ as canvas comments ============ */
.bd-faq{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.3fr);gap:56px;align-items:start}
.bd-faq-l{position:sticky;top:120px;display:flex;flex-direction:column;gap:18px}
.bd-faq-l>p{font-size:16px;line-height:1.8;color:var(--t2)}
.bd-comments{display:flex;flex-direction:column;gap:14px}
.bd-comments details{border-radius:22px;background:var(--card);border:1px solid var(--line);box-shadow:var(--bd-sh);transition:border-color .3s}
.bd-comments details[open]{border-color:var(--accent-line)}
.bd-comments summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:18px 22px;font-size:16.5px}
.bd-comments summary::-webkit-details-marker{display:none}
.bd-comments summary::after{content:"";margin-left:auto;flex:none;width:10px;height:10px;border-right:2px solid var(--t3);border-bottom:2px solid var(--t3);transform:rotate(45deg);transition:transform .3s}
.bd-comments details[open] summary::after{transform:rotate(225deg)}
.bd-comments summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:22px}
.bd-pin{flex:none;width:30px;height:30px;border-radius:50% 50% 50% 4px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:#FFFFFF;background:var(--accent-grad);box-shadow:0 8px 16px -8px var(--accent-glow)}
.bd-comments details p{margin:0 22px 20px 66px;padding:14px 16px;border-radius:4px 16px 16px 16px;font-size:15px;line-height:1.8;color:var(--t2);background:var(--soft);border:1px solid var(--line);position:relative;animation:fin .45s cubic-bezier(.2,.7,.2,1) both}
.bd-comments details p::before{content:"Piicube";display:block;font-family:'JetBrains Mono',ui-monospace,monospace;font-size:10.5px;color:var(--accent-t);margin-bottom:4px}

/* ============ responsive ============ */
/* files / rights / revisions: what the client gets and on what terms */
.bd-terms{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:56px}
.bd-term{display:flex;flex-direction:column;gap:12px;padding:26px;border-radius:24px;background:var(--card);border:1px solid var(--line);box-shadow:0 24px 50px -40px var(--shadow);min-width:0}
.bd-term>span{font-size:11.5px;color:var(--accent-t)}
.bd-term h3{margin:0;font-size:19px;font-weight:900}
.bd-term ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;flex:1}
.bd-term li{position:relative;padding-left:18px;font-size:14px;line-height:1.7;color:var(--t2)}
.bd-term li::before{content:"";position:absolute;left:2px;top:.62em;width:7px;height:7px;border-radius:2px;background:var(--accent);transform:rotate(45deg)}
.bd-term small{font-size:12px;color:var(--t3);padding-top:10px;border-top:1px dashed var(--line2)}
@media (max-width:1100px){
  .bd-work{grid-template-columns:180px minmax(0,1fr)}
  .bd-inspect{display:none}
}
@media (max-width:900px){
  .bd-terms{grid-template-columns:minmax(0,1fr)}
  .bd-work{grid-template-columns:minmax(0,1fr);min-height:0}
  .bd-layers{display:none}
  .bd-board{padding:28px 22px}
  .bd-logo,.bd-sys,.bd-apps-in,.bd-faq{grid-template-columns:minmax(0,1fr)}
  .bd-faq-l{position:static}
  .bd-prev{grid-template-columns:minmax(0,1fr)}
  .bd-fan{height:440px}
  .bd-guide{grid-template-columns:minmax(0,1fr)}
  .bd-gtabs{flex-direction:row;overflow-x:auto;padding:0 0 10px;scrollbar-width:none}
  .bd-gtabs button{flex:none;margin:0;border-radius:14px;border-right:1px solid var(--line)}
  .bd-gtabs button[aria-selected="true"]{transform:none;border-color:var(--accent-line)}
  .bd-pages{border-radius:24px}
}
@media (max-width:640px){
  .bd-sec{padding:84px 0}
  .bd-hero{padding:100px 0 64px}
  .bd-file{display:none}
  .bd-toolbar{justify-content:flex-start}
  .bd-zoom{margin-left:auto}
  .bd-frame h1{font-size:36px}
  .bd-measure{display:none}
  .bd-cur-2{display:none}
  .bd-cur-1{left:56%;top:58%}
  .bd-card{width:210px;height:290px;margin:-145px 0 0 -105px}
  .bd-m-hero{height:110px}.bd-m-grid i{height:64px}.bd-m-img{height:140px}.bd-m-box{height:220px}.bd-m-body{width:140px;height:130px}.bd-m-lid{width:150px;top:40px}
  .bd-card{transform:translateX(calc((var(--i) - 2) * 26px)) rotate(calc((var(--i) - 2) * 4deg))}
  .bd-fan.open .bd-card{transform:translateX(calc((var(--i) - 2) * 34px)) rotate(calc((var(--i) - 2) * 5deg))}
  .bd-fan{height:380px}
  .bd-page{padding:24px 20px}
  .bd-pg-colors{grid-template-columns:repeat(3,1fr)}
  .bd-pg-colors span{height:96px}
  .bd-pg-icons{grid-template-columns:repeat(3,1fr)}
  .bd-pg-type .t1{font-size:34px}.bd-pg-type .t2{font-size:24px}
  .bd-pg-logo{grid-template-columns:1fr 1fr}
  .bd-pg-logo .l3{display:none}
  .bd-dd{padding:16px}
  .bd-dd-labels{height:auto;display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .bd-dd-labels div{position:static;transform:none;width:auto}
  .bd-comments details p{margin-left:22px}
  .bd-variants{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (prefers-reduced-motion:reduce){
  .bd-studio,.bd-frame,.bd-a1,.bd-a2,.bd-a3,.bd-a4,.bd-a5,.bd-page,.bd-cur-1,.bd-cur-2,.bd-layers .bd-ly:nth-child(3){animation:none!important}
  .bd-cons .bd-guides path,.bd-cons .bd-guides circle,.bd-mark-p,.bd-mark-o,.bd-mark-dot{animation:none!important;stroke-dashoffset:0;fill-opacity:1}
  .bd-cons.grid-on .bd-dims{opacity:1}
  .bd-card{transition:none}
  .bd-dd-path{animation:none;stroke-dashoffset:0}
}