:root{--border-radius-lg:14px}
*{box-sizing:border-box}
.nx-sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
body{margin:0;background:#DDE3F0;font-family:Georgia,'Times New Roman',serif;min-height:100vh;padding:24px}
.nx-shell{background:#DDE3F0;border-radius:var(--border-radius-lg);padding:14px;overflow:hidden;font-family:Georgia,'Times New Roman',serif;max-width:1100px;margin:0 auto}
.nx-chrome{display:flex;align-items:center;gap:8px;padding:0 6px 12px}
.nx-dot{width:11px;height:11px;border-radius:50%;background:#C3CCE0}
.nx-url{flex:1;text-align:center;font-family:ui-monospace,'SF Mono',monospace;font-size:11px;color:#6B7BA8;letter-spacing:0.06em}
.nx-page{background:#F4F6FB;color:#0B1530;border-radius:6px;overflow:hidden}
.nx-nav{display:flex;justify-content:space-between;align-items:center;padding:16px 26px;border-bottom:0.5px solid rgba(11,21,48,0.12);gap:16px;position:relative}
.nx-logo{font-family:ui-monospace,'SF Mono',monospace;font-size:12px;letter-spacing:0.22em;font-weight:500;display:inline-flex;align-items:center;gap:10px;cursor:pointer;text-decoration:none;color:#0B1530}
.nx-logo img{height:26px;width:auto;display:block}
.nx-navlinks{display:flex;gap:22px;font-family:ui-monospace,'SF Mono',monospace;font-size:11px;letter-spacing:0.1em;color:#3A4670}
.nx-navlinks a.nx-navlink,.nx-navlinks span{cursor:pointer;text-decoration:none;color:inherit;transition:color 0.2s}
.nx-navlinks a.nx-navlink:hover,.nx-navlinks span:hover{color:#0891B2}
.nx-navlinks a.nx-navlink.nx-current,.nx-navlinks span.nx-current{color:#0891B2}
.nx-right{display:flex;align-items:center;gap:18px}
.nx-lang{display:inline-flex;gap:2px;font-family:ui-monospace,'SF Mono',monospace;font-size:10.5px;letter-spacing:0.1em}
.nx-lang button{background:transparent;border:none;padding:4px 6px;cursor:pointer;color:#8A97BD;font-family:inherit;font-size:inherit;letter-spacing:inherit;transition:color 0.2s}
.nx-lang button:hover{color:#0B1530}
.nx-lang button.nx-on{color:#0B1530;font-weight:600}
.nx-lang .nx-sep{color:#A8B4D0;padding:4px 0}
.nx-burger{display:none;background:none;border:none;cursor:pointer;padding:6px;color:#0B1530;align-items:center;justify-content:center}
.nx-burger svg{width:22px;height:22px;display:block}
.nx-burger.nx-on .nx-burger-open{display:none}
.nx-burger:not(.nx-on) .nx-burger-close{display:none}
.nx-nav-extras{display:none}
.nx-label{font-family:ui-monospace,'SF Mono',monospace;font-size:10.5px;color:#6B7BA8;letter-spacing:0.14em;display:block;margin-bottom:20px}

.nx-hero-coop{padding:44px 26px 26px;position:relative}
.nx-page-title{font-size:42px;line-height:1.08;letter-spacing:-0.02em;font-weight:400;margin:0;color:#0B1530;font-style:italic;max-width:780px}
.nx-page-sub{font-size:17px;line-height:1.55;color:#3A4670;margin:18px 0 0;max-width:680px}

.nx-pillars-wrap{padding:24px 26px 36px}
.nx-pillars{display:grid;grid-template-columns:1fr 1fr;gap:32px 40px}
.nx-pillar{padding:22px 0 0;border-top:0.5px solid rgba(11,21,48,0.18);display:flex;flex-direction:column;gap:8px}
.nx-pillar-num{font-family:ui-monospace,'SF Mono',monospace;font-size:11px;letter-spacing:0.12em;color:#2E5BFF;margin-bottom:4px}
.nx-pillar:nth-child(2) .nx-pillar-num{color:#0891B2}
.nx-pillar:nth-child(3) .nx-pillar-num{color:#16A34A}
.nx-pillar:nth-child(5) .nx-pillar-num{color:#8B5CF6}
.nx-pillar:nth-child(6) .nx-pillar-num{color:#0EA5E9}
.nx-pillar-title{font-size:22px;line-height:1.2;font-style:italic;font-weight:400;color:#0B1530;margin:0}
.nx-pillar-body{font-size:14.5px;line-height:1.6;color:#3A4670;margin:4px 0 0}

/* Hanoi highlight */
.nx-highlight{margin:8px 26px 36px;background:#0B1530;color:#F4F6FB;border-radius:12px;padding:32px 30px;display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:start;position:relative;overflow:hidden}
.nx-highlight::after{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border:1.5px solid #16A34A;border-radius:50%;opacity:0.35}
.nx-highlight::before{content:"";position:absolute;right:10px;bottom:-30px;width:90px;height:90px;background:#0891B2;border-radius:50%;opacity:0.5;filter:blur(2px)}
.nx-h-tag{font-family:ui-monospace,'SF Mono',monospace;font-size:10.5px;letter-spacing:0.14em;color:#16A34A;writing-mode:vertical-rl;transform:rotate(180deg);align-self:stretch;padding:2px 0}
.nx-h-body{position:relative;z-index:1}
.nx-h-title{font-size:26px;line-height:1.2;font-style:italic;font-weight:400;margin:0 0 12px;color:#F4F6FB}
.nx-h-text{font-size:15px;line-height:1.6;color:#DDE3F0;margin:0;max-width:560px}

.nx-marq{background:#0B1530;color:#F4F6FB;padding:28px 0;overflow:hidden;white-space:nowrap}
.nx-marq-inner{display:inline-flex;gap:60px;animation:nx-march 32s linear infinite}
.nx-marq span{font-size:30px;font-style:italic;letter-spacing:-0.01em}
.nx-marq i{color:#16A34A;font-style:italic;font-size:22px;margin:0 4px}
@keyframes nx-march{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.nx-foot{padding:22px 26px;display:flex;flex-direction:column;gap:10px;font-family:ui-monospace,'SF Mono',monospace;font-size:10.5px;color:#6B7BA8;letter-spacing:0.08em}
.nx-foot-co{text-align:center;color:#0B1530;font-size:10.5px;letter-spacing:0.18em;font-weight:600}
.nx-foot-row{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;align-items:center}
.nx-foot a{color:inherit;text-decoration:none;transition:color 0.2s}
.nx-foot a:hover{color:#0891B2}

/* contact modal */
.nx-msg{max-width:85%;padding:9px 13px;border-radius:12px;white-space:pre-wrap;word-wrap:break-word;font-size:14.5px;line-height:1.5}
.nx-msg-user{align-self:flex-end;background:#0B1530;color:#F4F6FB;border-bottom-right-radius:3px}
.nx-msg-bot{align-self:flex-start;background:#E8ECF5;color:#0B1530;border:0.5px solid rgba(11,21,48,0.1);border-bottom-left-radius:3px}
.nx-modal{position:fixed;inset:0;background:rgba(11,21,48,0.55);z-index:1000;display:none;align-items:center;justify-content:center;padding:20px}
.nx-modal.nx-open{display:flex}
.nx-modal-card{background:#F4F6FB;border-radius:14px;max-width:560px;width:100%;max-height:90vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,0.35);font-family:Georgia,serif}
.nx-modal-head{padding:18px 22px;border-bottom:0.5px solid rgba(11,21,48,0.12);display:flex;justify-content:space-between;align-items:center}
.nx-modal-title{font-family:ui-monospace,'SF Mono',monospace;font-size:11px;letter-spacing:0.14em;color:#6B7BA8}
.nx-modal-close{background:none;border:none;cursor:pointer;font-size:22px;line-height:1;color:#0B1530;padding:4px 8px;border-radius:6px;transition:background 0.2s}
.nx-modal-close:hover{background:rgba(11,21,48,0.08)}
.nx-modal-body{padding:18px 22px;overflow-y:auto;flex:1;display:flex;flex-direction:column;gap:10px;background:#E8ECF5}
.nx-modal-foot{padding:14px 22px;border-top:0.5px solid rgba(11,21,48,0.12);display:flex;flex-direction:column;gap:8px}
.nx-c-chips{display:flex;gap:8px;flex-wrap:wrap}
.nx-c-chip{font-family:ui-monospace,'SF Mono',monospace;font-size:11px;letter-spacing:0.04em;padding:8px 14px;background:#F4F6FB;border:0.5px solid rgba(11,21,48,0.25);border-radius:999px;cursor:pointer;color:#0B1530;transition:all 0.2s}
.nx-c-chip:hover{background:#0B1530;color:#F4F6FB}
.nx-c-form{display:flex;gap:8px}
.nx-c-input{flex:1;padding:11px 14px;border:0.5px solid rgba(11,21,48,0.25);border-radius:999px;background:#F4F6FB;font-family:Georgia,serif;font-size:14px;color:#0B1530;outline:none;transition:border-color 0.2s}
.nx-c-input:focus{border-color:#0B1530}
.nx-c-btn{width:42px;height:42px;border-radius:50%;border:none;background:#0B1530;color:#F4F6FB;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background 0.2s;flex-shrink:0}
.nx-c-btn:hover{background:#0891B2}
.nx-c-btn svg{width:16px;height:16px}
.nx-c-actions{display:flex;gap:10px;justify-content:center;padding-top:6px}
.nx-c-action{font-family:ui-monospace,'SF Mono',monospace;font-size:11px;letter-spacing:0.08em;padding:11px 18px;border-radius:999px;cursor:pointer;border:none;background:#0B1530;color:#F4F6FB;text-decoration:none;display:inline-flex;align-items:center;transition:background 0.2s}
.nx-c-action:hover{background:#0891B2}
.nx-c-action.nx-c-secondary{background:transparent;color:#0B1530;border:0.5px solid rgba(11,21,48,0.25)}
.nx-c-action.nx-c-secondary:hover{background:#0B1530;color:#F4F6FB}

/* cookie banner */
.nx-cookie{position:fixed;left:16px;right:16px;bottom:16px;z-index:2000;background:#F4F6FB;border:1px solid #0B1530;border-radius:14px;padding:18px 20px;display:none;flex-direction:column;gap:14px;box-shadow:0 16px 40px rgba(0,0,0,0.22);max-width:760px;margin:0 auto;font-family:Georgia,serif}
.nx-cookie.nx-show{display:flex}
.nx-cookie-text{font-size:14px;line-height:1.55;color:#0B1530;margin:0}
.nx-cookie-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.nx-cookie-btn{font-family:ui-monospace,'SF Mono',monospace;font-size:11px;letter-spacing:0.1em;padding:10px 18px;border-radius:999px;cursor:pointer;border:none;background:#0B1530;color:#F4F6FB;transition:background 0.2s}
.nx-cookie-btn:hover{background:#0891B2}
.nx-cookie-btn.nx-cookie-secondary{background:transparent;color:#0B1530;border:0.5px solid rgba(11,21,48,0.4)}
.nx-cookie-btn.nx-cookie-secondary:hover{background:#0B1530;color:#F4F6FB}

@media (max-width:860px){
  .nx-burger{display:inline-flex}
  .nx-right .nx-lang{display:none}
  .nx-navlinks{display:none;position:absolute;top:100%;left:0;right:0;background:#F4F6FB;border-bottom:0.5px solid rgba(11,21,48,0.12);flex-direction:column;gap:0;padding:8px 0;z-index:50;box-shadow:0 8px 18px rgba(0,0,0,0.08)}
  .nx-navlinks.nx-open{display:flex}
  .nx-navlinks > a.nx-navlink,.nx-navlinks > span{padding:14px 26px;border-top:0.5px solid rgba(11,21,48,0.06);font-size:12px}
  .nx-navlinks > a.nx-navlink:first-child,.nx-navlinks > span:first-child{border-top:none}
  .nx-nav-extras{display:flex;align-items:center;justify-content:space-between;padding:14px 26px;border-top:0.5px solid rgba(11,21,48,0.06);gap:12px}
  .nx-nav-extras .nx-lang{font-size:12px}
  .nx-nav-extras .nx-lang button{padding:6px 10px}
  .nx-page-title{font-size:32px}
  .nx-pillars{grid-template-columns:1fr;gap:0}
  .nx-highlight{grid-template-columns:1fr;padding:26px 22px}
  .nx-h-tag{writing-mode:horizontal-tb;transform:none}
}
@media (max-width:640px){
  body{padding:10px}
  .nx-shell{padding:8px;border-radius:10px}
  .nx-chrome{padding:0 4px 8px}
  .nx-dot{width:9px;height:9px}
  .nx-url{font-size:10px}
  .nx-nav{padding:14px 16px;gap:8px;flex-wrap:wrap}
  .nx-logo{font-size:11px;gap:8px}
  .nx-logo img{height:22px}
  .nx-right{gap:10px}
  .nx-lang{font-size:10px}
  .nx-lang button{padding:3px 4px}
  .nx-label{font-size:10px;letter-spacing:0.1em;margin-bottom:14px}
  .nx-hero-coop{padding:26px 18px 16px}
  .nx-page-title{font-size:26px}
  .nx-page-sub{font-size:15px}
  .nx-pillars-wrap{padding:18px 18px 26px}
  .nx-pillar-title{font-size:18px}
  .nx-highlight{margin:8px 18px 24px;padding:22px 18px}
  .nx-h-title{font-size:21px}
  .nx-h-text{font-size:14px}
  .nx-marq{padding:18px 0}
  .nx-marq span{font-size:20px}
  .nx-marq i{font-size:16px}
  .nx-marq-inner{gap:32px}
  .nx-foot{padding:16px 18px;font-size:9.5px;text-align:center;gap:8px}
  .nx-foot-co{font-size:10px;letter-spacing:0.14em}
  .nx-foot-row{flex-direction:column;gap:6px;align-items:center}
  .nx-modal{padding:10px;align-items:flex-end}
  .nx-modal-card{max-height:96vh;border-radius:12px}
  .nx-c-actions{flex-direction:column}
  .nx-cookie{left:8px;right:8px;bottom:8px;padding:14px 16px}
  .nx-cookie-actions{justify-content:stretch}
  .nx-cookie-btn{flex:1;text-align:center}
}