/* ==========================================================================
   NEWAI DESIGN SYSTEM
   Reusable across every page. Sections:
   1. Tokens (color/type/space)        5. Nav
   2. Reset                            6. Buttons / Tags / Cards
   3. Type utilities                   7. Section header / motifs / footer
   4. Layout utilities                 8. Motion / reduced-motion
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root{
  --bg:#0A0A0F; --bg-2:#0C0C13; --surface:#13131C; --surface-2:#191926;
  --border:rgba(255,255,255,.08); --border-2:rgba(255,255,255,.16);
  --text:#F4F5FA; --text-2:#A4A7B6; --text-3:#6C6F80;
  --accent-1:#5B8DEF; --accent-2:#7C5CFF; --accent-3:#B45CFF; --cyan:#2DE2C4;
  --grad:linear-gradient(120deg,#5B8DEF 0%,#7C5CFF 52%,#B45CFF 100%);
  --grad-soft:linear-gradient(120deg,rgba(91,141,239,.16),rgba(124,92,255,.16),rgba(180,92,255,.16));
  --nav-bg:rgba(10,10,15,.72); --dot:rgba(255,255,255,.06); --glow:rgba(124,92,255,.5);
  --danger:#FF6B6B;
  --radius-s:10px; --radius-m:16px; --radius-l:24px;
  --container:1240px;
  --ease:cubic-bezier(.16,1,.3,1);
  --font-head:'Inter Tight','Space Grotesk',system-ui,sans-serif;
  --font-body:'Geist','Inter',system-ui,sans-serif;
  --font-mono:'Geist Mono','JetBrains Mono',ui-monospace,monospace;
}
[data-theme="light"]{
  --bg:#F6F7FB; --bg-2:#FFFFFF; --surface:#FFFFFF; --surface-2:#F0F1F7;
  --border:rgba(12,12,28,.09); --border-2:rgba(12,12,28,.16);
  --text:#0C0D14; --text-2:#4B4E60; --text-3:#85889A;
  --nav-bg:rgba(246,247,251,.78); --dot:rgba(12,12,40,.06); --glow:rgba(124,92,255,.28);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0; background:var(--bg); color:var(--text);
  font-family:var(--font-body); -webkit-font-smoothing:antialiased;
  overflow-x:hidden; transition:background .4s var(--ease),color .4s var(--ease);
}
img,svg,canvas{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
ul{ margin:0; padding:0; list-style:none; }
::selection{ background:rgba(124,92,255,.32); color:#fff; }

/* faint noise overlay for texture */
body::before{
  content:""; position:fixed; inset:0; pointer-events:none; z-index:9999;
  opacity:.035; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- 3. Type ---------- */
h1,h2,h3,h4{ font-family:var(--font-head); font-weight:600; letter-spacing:-.02em; line-height:1.08; margin:0; color:var(--text); }
.display{ font-size:clamp(2.6rem,1.6rem + 4.4vw,5.4rem); font-weight:650; letter-spacing:-.03em; }
h1{ font-size:clamp(2.1rem,1.5rem + 2.6vw,3.4rem); }
h2{ font-size:clamp(1.7rem,1.3rem + 1.8vw,2.5rem); }
h3{ font-size:clamp(1.25rem,1.1rem + .8vw,1.6rem); }
h4{ font-size:1.05rem; }
.body-lg{ font-size:1.2rem; line-height:1.6; color:var(--text-2); font-weight:400; }
p{ font-size:1rem; line-height:1.7; color:var(--text-2); margin:0; }
.caption{ font-size:.85rem; color:var(--text-3); }
.mono{ font-family:var(--font-mono); }
.kicker{
  font-family:var(--font-mono); font-size:.78rem; letter-spacing:.06em;
  color:var(--accent-2); text-transform:none; display:inline-flex; align-items:center; gap:.5em;
  margin-bottom:1rem;
}
.kicker::before{ content:""; width:6px; height:6px; border-radius:50%; background:var(--grad); box-shadow:0 0 8px var(--glow); }
.grad-text{ background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }

/* ---------- 4. Layout ---------- */
.container{ width:100%; max-width:var(--container); margin:0 auto; padding:0 24px; }
section{ position:relative; padding:104px 0; }
@media (max-width:720px){ section{ padding:72px 0; } }
.grid{ display:grid; gap:24px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-6{ grid-template-columns:repeat(6,1fr); }
@media (max-width:980px){ .grid-3,.grid-6{ grid-template-columns:repeat(2,1fr); } .grid-2{ grid-template-columns:1fr; } }
@media (max-width:600px){ .grid-3,.grid-2,.grid-6{ grid-template-columns:1fr; } }
.split{ display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
@media (max-width:860px){ .split{ grid-template-columns:1fr; gap:36px; } }
.section-head{ max-width:640px; margin-bottom:48px; }
.section-head.center{ margin-inline:auto; text-align:center; }
.dot-grid{
  position:absolute; inset:0; background-image:radial-gradient(var(--dot) 1px,transparent 1px);
  background-size:28px 28px; mask-image:linear-gradient(to bottom,black,transparent 92%);
}

/* ---------- 5. Nav ---------- */
header{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  padding:18px 0; transition:background .3s var(--ease),border-color .3s var(--ease),padding .3s var(--ease);
  border-bottom:1px solid transparent;
}
header[data-scrolled="true"]{
  background:var(--nav-bg); backdrop-filter:blur(18px) saturate(1.4); -webkit-backdrop-filter:blur(18px) saturate(1.4);
  border-bottom-color:var(--border); padding:13px 0;
}
.nav-row{ display:flex; align-items:center; justify-content:space-between; gap:24px; }
.logo{ display:flex; align-items:center; gap:10px; font-family:var(--font-head); font-weight:650; font-size:1.05rem; letter-spacing:-.01em; }
.logo-mark{ width:26px; height:26px; flex-shrink:0; }
.nav-links{ display:flex; align-items:center; gap:28px; }
.nav-links a{ font-size:.92rem; color:var(--text-2); transition:color .2s; position:relative; }
.nav-links a:hover{ color:var(--text); }
.nav-actions{ display:flex; align-items:center; gap:14px; }
.theme-toggle{
  width:38px; height:38px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  border:1px solid var(--border); color:var(--text-2); transition:border-color .2s,color .2s;
}
.theme-toggle:hover{ border-color:var(--border-2); color:var(--text); }
.theme-toggle svg{ width:16px; height:16px; }
.theme-toggle .sun{ display:none; } [data-theme="light"] .theme-toggle .moon{ display:none; } [data-theme="light"] .theme-toggle .sun{ display:block; }
.menu-btn{ display:none; width:38px; height:38px; align-items:center; justify-content:center; }
.menu-btn svg{ width:20px; height:20px; }
@media (max-width:880px){
  .nav-links{ display:none; }
  .menu-btn{ display:flex; }
  .nav-actions .btn-primary{ display:none; }
}
.mobile-menu{
  position:fixed; inset:0; z-index:1100; background:var(--bg); padding:96px 24px 24px;
  display:flex; flex-direction:column; gap:8px; transform:translateY(-100%); transition:transform .35s var(--ease);
}
.mobile-menu[data-open="true"]{ transform:translateY(0); }
.mobile-menu a{ font-size:1.4rem; font-family:var(--font-head); padding:14px 0; border-bottom:1px solid var(--border); }
.mobile-close{ position:fixed; top:18px; right:24px; z-index:1200; width:38px; height:38px; }

/* ---------- 6. Buttons / Tags / Cards ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px; padding:13px 24px; border-radius:999px;
  font-size:.92rem; font-weight:550; transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .2s,background .2s;
  white-space:nowrap;
}
.btn-primary{ background:var(--grad); color:#fff; box-shadow:0 8px 24px -8px var(--glow); }
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 14px 32px -8px var(--glow); }
.btn-secondary{ border:1px solid var(--border-2); color:var(--text); background:rgba(255,255,255,.02); }
.btn-secondary:hover{ border-color:var(--accent-2); transform:translateY(-2px); }
.btn-text{ color:var(--text); font-size:.92rem; font-weight:550; display:inline-flex; align-items:center; gap:6px; }
.btn-text svg{ width:14px; height:14px; transition:transform .2s var(--ease); }
.btn-text:hover svg{ transform:translateX(4px); }

.tag{
  font-family:var(--font-mono); font-size:.76rem; padding:6px 12px; border-radius:999px;
  border:1px solid var(--border-2); color:var(--text-2); background:rgba(255,255,255,.02);
}
.tag-strip{ display:flex; gap:10px; flex-wrap:wrap; }

.card{
  background:linear-gradient(180deg,rgba(255,255,255,.025),rgba(255,255,255,0));
  border:1px solid var(--border); border-radius:var(--radius-m); padding:32px;
  backdrop-filter:blur(6px); transition:border-color .3s,transform .3s var(--ease),box-shadow .3s var(--ease);
  position:relative; overflow:hidden;
}
.card::after{
  content:""; position:absolute; inset:0; border-radius:inherit; opacity:0; transition:opacity .3s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(124,92,255,.16),transparent 60%);
  pointer-events:none;
}
.card:hover{ border-color:var(--border-2); transform:translateY(-4px); box-shadow:0 20px 44px -24px rgba(0,0,0,.5); }
.card:hover::after{ opacity:1; }
.card.tilt{ transform-style:preserve-3d; will-change:transform; }
.card.featured{ border-color:rgba(124,92,255,.4); background:linear-gradient(180deg,rgba(124,92,255,.08),rgba(124,92,255,0)); }
.card-icon{
  width:44px; height:44px; border-radius:12px; display:flex; align-items:center; justify-content:center;
  background:var(--grad-soft); border:1px solid var(--border-2); margin-bottom:20px; color:var(--accent-2);
}
.card-icon svg{ width:20px; height:20px; }

.stat{ display:flex; flex-direction:column; gap:6px; }
.stat .num{ font-family:var(--font-head); font-size:clamp(2.2rem,1.6rem + 2vw,3rem); font-weight:650; }

.logo-cloud{ display:flex; align-items:center; gap:40px; flex-wrap:wrap; justify-content:center; opacity:.85; }
.logo-chip{ display:flex; align-items:center; gap:8px; font-family:var(--font-head); font-weight:600; color:var(--text-2); font-size:1.05rem; }
.logo-chip .dot{ width:8px; height:8px; border-radius:50%; background:var(--grad); }

.code-block{
  background:var(--bg-2); border:1px solid var(--border); border-radius:var(--radius-m);
  padding:24px 26px; font-family:var(--font-mono); font-size:.85rem; line-height:1.8; color:var(--text-2);
  overflow-x:auto; position:relative;
}
.code-block .dots{ display:flex; gap:6px; margin-bottom:16px; }
.code-block .dots span{ width:10px; height:10px; border-radius:50%; background:var(--border-2); }
.code-block .kw{ color:var(--accent-1); } .code-block .str{ color:var(--cyan); } .code-block .com{ color:var(--text-3); }

/* ---------- 7. Footer ---------- */
footer{ border-top:1px solid var(--border); padding:72px 0 32px; background:var(--bg-2); }
.footer-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr 1.3fr; gap:32px; margin-bottom:48px; }
@media (max-width:880px){ .footer-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:520px){ .footer-grid{ grid-template-columns:1fr; } }
.footer-grid h4{ font-size:.78rem; font-family:var(--font-mono); color:var(--text-3); letter-spacing:.04em; margin-bottom:16px; }
.footer-grid li{ margin-bottom:10px; }
.footer-grid a{ color:var(--text-2); font-size:.92rem; transition:color .2s; }
.footer-grid a:hover{ color:var(--text); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; padding-top:28px; border-top:1px solid var(--border); flex-wrap:wrap; gap:16px; }
.social-row{ display:flex; gap:14px; }
.social-row a{ width:34px; height:34px; border:1px solid var(--border); border-radius:50%; display:flex; align-items:center; justify-content:center; color:var(--text-2); transition:.2s; }
.social-row a:hover{ border-color:var(--accent-2); color:var(--text); }
.newsletter-form{ display:flex; gap:8px; margin-top:6px; }
.newsletter-form input{
  flex:1; background:var(--surface); border:1px solid var(--border-2); border-radius:999px; padding:10px 16px;
  color:var(--text); font-size:.88rem; font-family:inherit;
}
.newsletter-form input:focus{ outline:none; border-color:var(--accent-2); }

/* ---------- glow / mesh hero shell ---------- */
.hero-canvas-wrap{ position:absolute; inset:0; z-index:0; overflow:hidden; }
canvas[data-scene]{ display:block; width:100%; height:100%; }
.mesh-fallback{ position:absolute; inset:-10%; filter:blur(60px); opacity:.65; }
.mesh-fallback span{ position:absolute; width:46vw; height:46vw; border-radius:50%; }
.mesh-fallback span:nth-child(1){ background:var(--accent-1); top:-8%; left:-6%; animation:meshA 22s ease-in-out infinite; }
.mesh-fallback span:nth-child(2){ background:var(--accent-2); top:30%; right:-10%; animation:meshB 26s ease-in-out infinite; }
.mesh-fallback span:nth-child(3){ background:var(--accent-3); bottom:-14%; left:18%; animation:meshC 24s ease-in-out infinite; }

.mcp-status{
  position:absolute; top:20px; left:20px; z-index:2; display:flex; align-items:center; gap:8px;
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.05em; color:var(--text-2);
  background:rgba(0,0,0,.25); backdrop-filter:blur(6px); padding:6px 12px; border-radius:999px; border:1px solid var(--border);
}
.live-dot{ width:7px; height:7px; border-radius:50%; background:var(--cyan); box-shadow:0 0 8px var(--cyan); animation:pulse 1.8s ease-in-out infinite; }
.mcp-flow-labels{
  position:absolute; bottom:18px; left:0; right:0; z-index:2; display:flex; align-items:center; justify-content:center;
  gap:8px; font-family:var(--font-mono); font-size:.68rem; letter-spacing:.04em; color:var(--text-3); flex-wrap:wrap; padding:0 16px;
}
.mcp-flow-labels span:nth-child(3),.mcp-flow-labels span:nth-child(5){ color:var(--accent-2); }
.mcp-flow-labels span:nth-child(odd):not(:nth-child(3)):not(:nth-child(5)){ opacity:.5; }

/* ---------- 8. Motion ---------- */
@keyframes meshA{ 0%,100%{ transform:translate(-6%,-4%) scale(1); } 50%{ transform:translate(7%,9%) scale(1.18); } }
@keyframes meshB{ 0%,100%{ transform:translate(8%,5%) scale(1.12); } 50%{ transform:translate(-7%,-9%) scale(.96); } }
@keyframes meshC{ 0%,100%{ transform:translate(0,0) scale(1); } 50%{ transform:translate(-9%,6%) scale(1.1); } }
@keyframes pulse{ 0%,100%{ opacity:.5; } 50%{ opacity:1; } }

[data-reveal]{ opacity:0; transform:translateY(28px); transition:opacity .7s var(--ease),transform .7s var(--ease); }
[data-reveal].in{ opacity:1; transform:none; }
[data-reveal-stagger] > *{ opacity:0; transform:translateY(24px); transition:opacity .6s var(--ease),transform .6s var(--ease); }
[data-reveal-stagger].in > *{ opacity:1; transform:none; }

/* ---------- 9. Page-specific components ---------- */
.badge-soon{
  display:inline-flex; align-items:center; gap:6px; font-family:var(--font-mono); font-size:.68rem;
  color:var(--text-3); border:1px solid var(--border-2); border-radius:999px; padding:4px 10px; letter-spacing:.04em;
}
.badge-soon::before{ content:""; width:5px; height:5px; border-radius:50%; background:var(--cyan); }

.price-row{ display:flex; align-items:baseline; gap:6px; margin:14px 0; }
.price-row .amount{ font-family:var(--font-head); font-size:2rem; font-weight:650; }
.price-row .period{ color:var(--text-3); font-size:.85rem; }
.check-list{ margin:16px 0; display:flex; flex-direction:column; gap:10px; }
.check-list li{ display:flex; gap:10px; align-items:flex-start; font-size:.92rem; color:var(--text-2); }
.check-list svg{ width:16px; height:16px; flex-shrink:0; margin-top:2px; color:var(--cyan); }

.timeline{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; position:relative; }
@media (max-width:800px){ .timeline{ grid-template-columns:1fr; } }
.timeline-step{ position:relative; padding-top:36px; }
.timeline-step .num{
  width:30px; height:30px; border-radius:50%; background:var(--grad); color:#fff; font-family:var(--font-mono);
  font-size:.8rem; display:flex; align-items:center; justify-content:center; margin-bottom:14px; position:absolute; top:0; left:0;
}
.timeline-step h4{ margin-top:8px; }

.filter-tabs{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:36px; }
.filter-tab{
  font-family:var(--font-mono); font-size:.8rem; padding:8px 16px; border-radius:999px; border:1px solid var(--border-2);
  color:var(--text-2); transition:.2s;
}
.filter-tab.active,.filter-tab:hover{ color:var(--text); border-color:var(--accent-2); background:rgba(124,92,255,.1); }

.accordion-item{ border-bottom:1px solid var(--border); }
.accordion-item summary{
  display:flex; align-items:center; justify-content:space-between; padding:22px 4px; cursor:pointer; font-weight:550; font-size:1.02rem; list-style:none;
}
.accordion-item summary::-webkit-details-marker{ display:none; }
.accordion-item summary::after{ content:"+"; font-size:1.4rem; color:var(--text-3); transition:transform .25s; }
.accordion-item[open] summary::after{ transform:rotate(45deg); }
.accordion-item p{ padding:0 4px 22px; max-width:640px; }

.avatar{
  width:38px; height:38px; border-radius:50%; background:var(--grad); display:flex; align-items:center; justify-content:center;
  font-family:var(--font-head); font-weight:600; font-size:.85rem; color:#fff; flex-shrink:0;
}
.byline{ display:flex; align-items:center; gap:10px; }

.repo-card{ border:1px solid var(--border); border-radius:var(--radius-m); padding:24px; transition:border-color .2s,transform .3s var(--ease); }
.repo-card:hover{ border-color:var(--border-2); transform:translateY(-3px); }
.repo-lang{ display:flex; align-items:center; gap:6px; font-family:var(--font-mono); font-size:.78rem; color:var(--text-3); }
.repo-lang .dot{ width:8px; height:8px; border-radius:50%; }

.progress-bar{ position:fixed; top:0; left:0; height:2px; background:var(--grad); z-index:1200; width:0%; }
.toc{ position:sticky; top:120px; }
.toc a{ display:block; font-size:.85rem; color:var(--text-3); padding:6px 0 6px 14px; border-left:2px solid var(--border); transition:.2s; }
.toc a.active,.toc a:hover{ color:var(--text); border-left-color:var(--accent-2); }

.prose{ max-width:680px; margin:0 auto; }
.prose h2{ margin-top:2.4em; margin-bottom:.6em; }
.prose h3{ margin-top:1.8em; margin-bottom:.5em; }
.prose p{ margin-bottom:1.3em; font-size:1.06rem; }
.prose ul,.prose ol{ margin:0 0 1.3em; padding-left:1.4em; color:var(--text-2); }
.prose li{ margin-bottom:.5em; }
.prose blockquote{ border-left:2px solid var(--accent-2); padding:4px 0 4px 20px; margin:1.8em 0; color:var(--text); font-size:1.1rem; font-style:italic; }
.prose a{ color:var(--accent-2); text-decoration:underline; text-decoration-color:var(--border-2); }
.prose code{ font-family:var(--font-mono); background:var(--surface-2); padding:2px 6px; border-radius:4px; font-size:.88em; }
.prose pre{ background:var(--bg-2); border:1px solid var(--border); border-radius:var(--radius-m); padding:20px; overflow-x:auto; margin:1.6em 0; }
.prose pre code{ background:none; padding:0; }
.prose img{ border-radius:var(--radius-m); }

.pill-select{ display:flex; flex-wrap:wrap; gap:8px; }
.pill-select button{
  font-size:.85rem; padding:8px 14px; border-radius:999px; border:1px solid var(--border-2); color:var(--text-2); transition:.2s;
}
.pill-select button.active{ color:#fff; background:var(--grad); border-color:transparent; }
.field{ margin-bottom:20px; }
.field label{ display:block; font-size:.82rem; color:var(--text-3); margin-bottom:8px; font-family:var(--font-mono); }
.field input,.field select,.field textarea{
  width:100%; background:var(--surface); border:1px solid var(--border-2); border-radius:var(--radius-s); padding:12px 14px;
  color:var(--text); font-family:inherit; font-size:.95rem;
}
.field input:focus,.field select:focus,.field textarea:focus{ outline:none; border-color:var(--accent-2); }
.field textarea{ min-height:120px; resize:vertical; }

@media (prefers-reduced-motion: reduce){
  *{ animation:none!important; transition:none!important; }
  html{ scroll-behavior:auto; }
  [data-reveal],[data-reveal-stagger] > *{ opacity:1!important; transform:none!important; }
}