:root {
  --black: #0b0b0b;
  --ink: #161616;
  --gray: #878787;
  --gray-d: #555555;
  --line: #d6d6d6;
  --paper: #f4f4f2;
  --white: #ffffff;
  --light: rgba(245,245,245,.92);
  --head: "Antonio", "Arial Narrow", sans-serif;
  --body: "Sarabun", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: #2c2c2c; font-family: var(--body); font-size: 17px; line-height: 1.7; overflow-x: hidden; }
img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--head); font-weight: 700; color: var(--black); text-transform: uppercase; margin: 0 0 14px; line-height: 1; letter-spacing: .01em; }
h2 { font-size: clamp(40px, 5.4vw, 72px); }
h3 { font-size: 26px; font-weight: 600; }
p { margin: 0 0 16px; }
.wrap { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

/* header */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--black); border-bottom: 1px solid #262626; transition: box-shadow .25s; }
.site-header.scrolled { box-shadow: 0 6px 20px rgba(0,0,0,.35); }
.bar { max-width: 1240px; margin: 0 auto; padding: 12px 24px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: #fff; font-family: var(--head); font-weight: 600; font-size: 22px; text-transform: uppercase; letter-spacing: .08em; }
.brand img { width: 40px; height: 40px; object-fit: cover; }
.primary-nav { display: flex; align-items: center; gap: 30px; }
.primary-nav a { color: var(--light); text-decoration: none; font-family: var(--head); text-transform: uppercase; letter-spacing: .12em; font-size: 15px; transition: color .2s; }
.nav-cta { border: 1px solid #fff; padding: 7px 16px; color: #fff !important; }
.nav-toggle { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; background: #fff; margin: 5px 0; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; font-family: var(--head); font-weight: 600; text-transform: uppercase; letter-spacing: .12em; font-size: 16px; padding: 15px 28px; text-decoration: none; transition: transform .2s, background .2s, color .2s; }
.btn-white { background: #fff; color: var(--black); }
.btn-line { border: 1px solid rgba(255,255,255,.7); color: #fff; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }

/* hero */
.hero { background: var(--black); color: var(--light); padding: 70px 0 90px; overflow: hidden; }
.hero-grid { max-width: 1240px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.coord { font-family: var(--head); letter-spacing: .2em; text-transform: uppercase; color: var(--gray); font-size: 14px; margin-bottom: 22px; }
.hero h1 { color: #fff; font-size: clamp(64px, 9vw, 128px); line-height: .92; margin-bottom: 28px; }
.hero h1 span { color: transparent; -webkit-text-stroke: 2px #c4c4c4; }
.lede { font-size: 19px; color: var(--light); max-width: 540px; }
.scope { position: relative; border: 1px solid #2a2a2a; }
.scope svg { display: block; width: 100%; height: auto; }
.grid-lines path { stroke: #1f1f1f; stroke-width: 1; }
.ring { fill: none; stroke: #3a3a3a; stroke-width: 1.2; }
.r1 { stroke-dasharray: 6 8; animation: spin 40s linear infinite; transform-origin: 200px 200px; }
.ticks path, .cross { stroke: var(--gray); stroke-width: 1.2; }
.cross { stroke: #2f2f2f; }
.scan { stroke: rgba(255,255,255,.35); stroke-width: 1; animation: scan 5s ease-in-out infinite; }
.kestrel { animation: hover 3.2s ease-in-out infinite; transform-origin: 200px 210px; }
.kestrel .body { fill: #fff; }
.kestrel .eye { fill: var(--black); }
.wing path { fill: #e8e8e8; }
.wl { transform-origin: 196px 196px; animation: flutterL .28s ease-in-out infinite alternate; }
.wr { transform-origin: 204px 196px; animation: flutterR .28s ease-in-out infinite alternate; }
.lock { fill: none; stroke: #fff; stroke-width: 1.5; stroke-dasharray: 4 4; transform-origin: 200px 200px; animation: lock 3.2s ease-in-out infinite; }
.readout { position: absolute; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #2a2a2a; background: rgba(11,11,11,.85); }
.readout span { font-family: var(--head); letter-spacing: .24em; font-size: 13px; color: var(--light); text-align: center; padding: 10px 0; border-left: 1px solid #2a2a2a; }
.readout span:first-child { border-left: 0; }
.readout span:nth-child(2) { color: #fff; background: #1c1c1c; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes scan { 0% { transform: translateY(20px); } 50% { transform: translateY(380px); } 100% { transform: translateY(20px); } }
@keyframes hover { 0%,100% { transform: translateY(-3px); } 50% { transform: translateY(3px); } }
@keyframes flutterL { from { transform: rotate(0); } to { transform: rotate(-9deg); } }
@keyframes flutterR { from { transform: rotate(0); } to { transform: rotate(9deg); } }
@keyframes lock { 0%,100% { transform: scale(1); opacity: .5; } 50% { transform: scale(1.5); opacity: 1; } }

/* shared row head */
.row-head { display: grid; grid-template-columns: 70px 1fr 1fr; gap: 24px; align-items: end; padding-bottom: 28px; border-bottom: 2px solid var(--black); }
.row-head h2 { margin: 0; }
.row-head p { margin: 0; color: var(--gray-d); }
.idx { font-family: var(--head); font-size: 20px; font-weight: 700; width: 46px; height: 46px; display: grid; place-items: center; border: 2px solid var(--black); color: var(--black); }
.idx.light { border-color: #fff; color: #fff; margin-bottom: 22px; }

/* traits */
.traits { padding: 100px 0; }
.trait-row { display: grid; grid-template-columns: repeat(3, 1fr); }
.trait { padding: 34px 28px 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .25s, color .25s; }
.trait:first-child { border-left: 1px solid var(--line); }
.trait span { font-family: var(--head); color: var(--gray); letter-spacing: .14em; font-size: 14px; }
.trait h3 { font-size: 40px; margin: 16px 0 10px; transition: color .25s; }
.trait p { margin: 0; color: #444; transition: color .25s; }

/* fields */
.fields { padding: 20px 0 100px; }
.field-table { display: grid; }
.frow { display: grid; grid-template-columns: 90px 300px 1fr; gap: 24px; align-items: baseline; padding: 24px 12px; border-bottom: 1px solid var(--line); transition: background .25s, padding .25s; }
.fno { font-family: var(--head); color: var(--gray-d); letter-spacing: .12em; }
.frow h3 { margin: 0; font-size: 28px; }
.frow p { margin: 0; color: #444; }

/* timing */
.timing { background: var(--black); padding: 100px 0; }
.timing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.timing h2 { color: #fff; font-size: clamp(46px, 6vw, 84px); }
.timing-copy p { color: var(--light); font-size: 19px; }
.timing-copy .small { font-family: var(--head); letter-spacing: .24em; text-transform: uppercase; font-size: 14px; color: var(--light); margin: 0; }
.meter { height: 2px; background: #2c2c2c; margin: 28px 0 14px; position: relative; overflow: hidden; }
.meter i { position: absolute; top: 0; bottom: 0; left: 0; width: 30%; background: #fff; animation: meter 4s ease-in-out infinite; }
@keyframes meter { 0% { left: -30%; } 60%, 100% { left: 100%; } }

/* quote */
.quote { background: var(--paper); padding: 90px 0; text-align: center; border-bottom: 1px solid var(--line); }
.quote blockquote { margin: 0 auto 14px; max-width: 900px; font-family: var(--head); font-weight: 600; text-transform: uppercase; font-size: clamp(32px, 4.6vw, 60px); line-height: 1.08; color: var(--black); }
.quote p { margin: 0; font-family: var(--head); letter-spacing: .24em; text-transform: uppercase; font-size: 14px; color: var(--gray-d); }

/* faq */
.faq { padding: 100px 0; }
.faq-grid { display: grid; grid-template-columns: 1fr; gap: 0; }
.faq .row-head { grid-template-columns: 70px auto 1fr; }
.faq-item { border-bottom: 1px solid var(--line); transition: background .2s; }
.faq-q { width: 100%; background: none; border: 0; cursor: pointer; text-align: left; padding: 22px 12px; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-family: var(--head); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; font-size: 22px; color: var(--black); transition: padding .2s; }
.pm { position: relative; width: 18px; height: 18px; flex: none; }
.pm::before, .pm::after { content: ""; position: absolute; left: 0; top: 8px; width: 18px; height: 2px; background: var(--black); transition: transform .25s; }
.pm::after { transform: rotate(90deg); }
.faq-item.open .pm::after { transform: rotate(0); }
.faq-a { display: none; padding: 0 12px 22px; max-width: 820px; }
.faq-a p { margin: 0; color: #3a3a3a; }
.faq-item.open .faq-a { display: block; }

/* contact */
.contact { background: var(--black); padding: 100px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.contact h2 { color: #fff; }
.contact-links { display: grid; border-top: 1px solid #333; }
.clink { display: flex; flex-direction: column; padding: 22px 8px; border-bottom: 1px solid #333; text-decoration: none; color: #fff; font-family: var(--head); font-size: clamp(22px, 2.6vw, 32px); letter-spacing: .02em; overflow-wrap: anywhere; transition: padding .25s, background .25s; }
.clink small { font-size: 13px; letter-spacing: .24em; text-transform: uppercase; color: var(--light); margin-bottom: 4px; }

/* footer */
.site-footer { background: var(--black); border-top: 1px solid #262626; padding: 26px 0; }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 24px; }
.foot .brand { font-size: 18px; }
.foot .brand img { width: 32px; height: 32px; }
.foot p { margin: 0; color: rgba(245,245,245,.82); font-size: 15px; }

/* reveal */
.js .reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }

@media (hover: hover) and (pointer: fine) {
  .primary-nav a:hover { color: #fff; }
  .nav-cta:hover { background: #fff; color: var(--black) !important; }
  .btn:hover { transform: translateY(-3px); }
  .btn-white:hover { background: var(--gray); color: #fff; }
  .btn-line:hover { background: #fff; color: var(--black); }
  .trait:hover { background: var(--black); }
  .trait:hover h3 { color: #fff; }
  .trait:hover p { color: var(--light); }
  .frow:hover { background: var(--paper); padding-left: 28px; }
  .faq-item:hover { background: var(--paper); }
  .faq-q:hover { padding-left: 22px; }
  .clink:hover { padding-left: 22px; background: #151515; }
}

@media (max-width: 900px) {
  .hero-grid, .timing-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .scope { max-width: 440px; width: 100%; margin: 0 auto; }
  .row-head, .faq .row-head { grid-template-columns: 1fr; gap: 14px; align-items: start; }
  .trait-row { grid-template-columns: 1fr; }
  .trait { border-left: 1px solid var(--line); }
  .frow { grid-template-columns: 1fr; gap: 6px; padding: 22px 4px; }
}
@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .primary-nav { position: absolute; top: 100%; left: 0; right: 0; background: var(--black); flex-direction: column; align-items: stretch; gap: 0; padding: 4px 24px 20px; display: none; border-bottom: 1px solid #262626; }
  .primary-nav.open { display: flex; }
  .primary-nav a { padding: 14px 0; border-bottom: 1px solid #222; }
  .nav-cta { margin-top: 12px; text-align: center; }
  .hero { padding: 48px 0 64px; }
  .hero h1 { font-size: 70px; }
  .lede { font-size: 17px; }
  .cta-row .btn { flex: 1 1 100%; }
  .traits, .faq, .timing, .contact { padding: 72px 0; }
  .fields { padding: 0 0 72px; }
  .trait { padding: 26px 20px; }
  .trait h3 { font-size: 34px; }
  .quote { padding: 64px 0; }
  .faq-q { font-size: 19px; padding: 20px 4px; }
  .faq-a { padding: 0 4px 20px; }
  .foot { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
}