:root {
  --bg: #F3F5F7;
  --panel: #FFFFFF;
  --ink: #0E1726;
  --ink-2: #4B5668;
  --line: #D6DCE4;
  --chip: #E8ECF1;
  --onprem: #C8692A;       /* copper: things that live in your building */
  --onprem-text: #A6531C;
  --cloud: #1F7FC4;        /* sky: things that live in a cloud region */

  --f-display: "Chakra Petch", "IBM Plex Sans Thai", system-ui, sans-serif;
  --f-body: "IBM Plex Sans Thai", system-ui, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, monospace;

  --gutter: clamp(16px, 4vw, 56px);
  --max: 1240px;
  --bar-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--bar-h) + 16px); }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.75 var(--f-body); overflow-x: hidden; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 700; margin: 0; line-height: 1.25; }
p { margin: 0; }
a { color: inherit; }
code, pre { font-family: var(--f-mono); }
:focus-visible { outline: 3px solid var(--cloud); outline-offset: 3px; border-radius: 3px; }

.skip { position: absolute; left: 16px; top: -60px; background: var(--ink); color: #fff; padding: 8px 14px; z-index: 50; }
.skip:focus { top: 8px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 46px; padding: 0 22px; border-radius: 8px; border: 1.5px solid transparent;
  font: 600 1rem/1 var(--f-display); text-decoration: none; cursor: pointer;
  transition: background-color .2s, color .2s, border-color .2s, transform .15s;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: default; }
.btn-main { background: var(--ink); color: #fff; }
.btn-main:hover { background: #24344D; }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--panel); }
.btn-ghost:hover { border-color: var(--ink); }

/* ---------- page progress (under the bar) ---------- */
.progress { position: fixed; left: 0; right: 0; top: calc(var(--bar-h) - 1px); height: 3px; z-index: 21; background: linear-gradient(90deg, var(--onprem), var(--cloud)); transform-origin: left; transform: scaleX(0); pointer-events: none; }

/* ---------- top bar ---------- */
.bar {
  position: fixed; inset: 0 0 auto; z-index: 20; height: var(--bar-h);
  display: flex; align-items: center; gap: 24px; padding: 0 var(--gutter);
  background: rgba(243, 245, 247, .86); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font: 700 1.15rem/1 var(--f-display); }
.brand svg { width: 30px; height: 30px; }
.brand rect { fill: var(--ink); }
.brand path { fill: none; stroke: #fff; stroke-width: 3; }
.brand circle { fill: var(--onprem); }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { text-decoration: none; font: 500 .98rem/1 var(--f-display); padding: 8px 0; color: var(--ink-2); }
.nav a:hover { color: var(--ink); }
.lang { font: 600 .9rem/1 var(--f-display); color: var(--ink); background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; cursor: pointer; }
.lang:hover { border-color: var(--ink); }
.bar-cta { min-height: 40px; padding: 0 16px; }

/* ---------- hero ---------- */
.hero {
  max-width: var(--max); margin: 0 auto;
  padding: calc(var(--bar-h) + clamp(28px, 6vh, 72px)) var(--gutter) clamp(56px, 9vh, 104px);
  display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(28px, 4vw, 56px); align-items: center;
}
.role { font: 600 1.05rem/1.4 var(--f-display); color: var(--ink-2); animation: fade .6s both; }
.hero-title { margin-top: 14px; font-size: clamp(2.1rem, 4.2vw, 3.6rem); font-weight: 700; line-height: 1.18; letter-spacing: -.01em; }
.hero-title .line { display: block; overflow: hidden; padding: .28em 0 .18em; margin: -.28em 0 -.18em; white-space: nowrap; }
.hero-title .line > span { display: inline-block; animation: rise .9s cubic-bezier(.2, .7, .1, 1) both; }
.hero-title .line:nth-child(2) > span { animation-delay: .08s; }
.hero-title .line:nth-child(3) > span { animation-delay: .16s; }
.hero-lede { margin-top: 24px; max-width: 34em; color: var(--ink-2); animation: fade .8s .3s both; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; animation: fade .8s .45s both; }

.stage { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 16px 16px 18px; }
.modes { display: inline-flex; padding: 4px; gap: 4px; background: var(--chip); border-radius: 10px; }
.modes button {
  font: 600 .92rem/1 var(--f-display); color: var(--ink-2); background: transparent;
  border: 0; border-radius: 7px; padding: 10px 14px; cursor: pointer; transition: background-color .25s, color .25s;
}
.modes button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.stack { display: block; width: 100%; height: auto; margin-top: 4px; transition: transform .5s cubic-bezier(.2, .7, .2, 1); }
.mode-cap { min-height: 3.5em; margin-top: 6px; color: var(--ink-2); font-size: .95rem; }

/* hero: an office platform and a cloud platform; each workload cube moves to where it runs */
.plat { --c: var(--onprem); transition: opacity .6s; }
.plat[data-p="cl"] { --c: var(--cloud); }
.stage[data-mode="onprem"] .plat[data-p="cl"], .stage[data-mode="cloud"] .plat[data-p="op"] { opacity: .28; }
.slab { translate: 0 calc(var(--spread, 0px) * (2 - var(--i))); animation: drop .8s cubic-bezier(.2, .8, .2, 1) calc(.15s + var(--i) * .12s) both; }
.slab polygon { stroke: var(--ink); stroke-width: 1.2; stroke-linejoin: round; }
.slab .f-t { fill: color-mix(in srgb, var(--c) 9%, #fff); }
.slab .f-l { fill: color-mix(in srgb, var(--c) 24%, #fff); }
.slab .f-r { fill: color-mix(in srgb, var(--c) 40%, #fff); }
.slab .led { fill: var(--c); animation: blink 2.6s calc(var(--j) * .35s + var(--i) * .2s) infinite; }
.slab .lead { stroke: var(--line); stroke-width: 1.2; fill: none; }
.s-name { font: 600 14px var(--f-display); fill: var(--ink-2); }
.s-name.end { text-anchor: end; }
.p-name { font: 700 19px var(--f-display); text-anchor: middle; }
.plat[data-p="op"] .p-name { fill: var(--onprem-text); }
.plat[data-p="cl"] .p-name { fill: var(--cloud); }

.wl {
  transform-box: fill-box; transform-origin: 50% 100%;
  --c: var(--onprem);
  transform: translate(var(--xo), var(--y));
  transition: transform .9s cubic-bezier(.6, 0, .2, 1) calc(var(--n) * 70ms);
}
.stage[data-mode="cloud"] .wl, .stage[data-mode="hybrid"] .wl[data-hybrid="cl"] { --c: var(--cloud); transform: translate(var(--xc), var(--y)); }
.stage:not(.ready) .wl { animation: pop .5s cubic-bezier(.3, 1.6, .5, 1) calc(.7s + var(--n) * .08s) both; }
.wl.hop { animation: hop .9s cubic-bezier(.6, 0, .2, 1) calc(var(--n) * 70ms) both; }
.wl polygon { stroke: var(--ink); stroke-width: 1.2; stroke-linejoin: round; transition: fill .5s calc(.35s + var(--n) * 70ms); }
.wl .c-t { fill: color-mix(in srgb, var(--c) 28%, #fff); }
.wl .c-l { fill: color-mix(in srgb, var(--c) 62%, #fff); }
.wl .c-r { fill: var(--c); }
.wl text { font: 700 16px var(--f-display); fill: var(--ink); text-anchor: middle; }

.guard rect { fill: none; stroke: var(--ink-2); stroke-width: 1.5; stroke-dasharray: 8 6; animation: march 8s linear infinite; }
.guard text { font: 600 13px var(--f-display); fill: var(--ink-2); }
.vpn { opacity: 0; transition: opacity .4s; }
.stage[data-mode="hybrid"] .vpn { opacity: 1; transition-delay: .5s; }
.vpn path { stroke: var(--ink); stroke-width: 2; stroke-dasharray: 5 4; fill: none; }
.vpn rect { fill: var(--ink); }
.vpn text { font: 600 12px var(--f-mono); fill: var(--ink); text-anchor: middle; }
.vpn-pk { fill: var(--cloud); }

.wl-legend { list-style: none; margin: 10px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 16px; }
.wl-legend li { display: flex; align-items: center; gap: 7px; font-size: .9rem; }
.wl-legend b { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 6px; background: var(--onprem); color: #fff; font: 700 .78rem/1 var(--f-display); transition: background-color .5s; }
.wl-legend li.cl b { background: var(--cloud); }
.wl-legend .where { font-style: normal; font-size: .8rem; color: var(--ink-2); }

@keyframes pop { from { opacity: 0; scale: .4; } }
@keyframes hop { 45% { translate: 0 -34px; } }
@keyframes march { to { stroke-dashoffset: -140; } }
@keyframes rise { from { transform: translateY(108%); } }
@keyframes fade { from { opacity: 0; } }
@keyframes drop { from { opacity: 0; transform: translateY(-70px); } }
@keyframes blink { 50% { opacity: .25; } }
@keyframes flow { to { stroke-dashoffset: -18; } }

/* headings rise out of a mask when they enter */
.motion .sec-h { clip-path: inset(0 0 100% 0); transform: translateY(40%); transition: clip-path .8s cubic-bezier(.2, .8, .2, 1), transform .8s cubic-bezier(.2, .8, .2, 1); }
.motion .sec-h + .sec-lede { opacity: 0; transition: opacity .8s .25s; }
.motion .sec-h.in { clip-path: inset(-10% 0 -20% 0); transform: none; }
.motion .sec-h.in + .sec-lede { opacity: 1; }
.btn.magnet { transition: transform .25s cubic-bezier(.2, .7, .2, 1), background-color .2s; }

/* ---------- generic sections ---------- */
.sec { max-width: var(--max); margin: 0 auto; padding: clamp(72px, 12vh, 136px) var(--gutter) 0; }
.sec-h { font-size: clamp(1.9rem, 3.6vw, 3rem); font-weight: 700; }
.sec-lede { margin-top: 10px; color: var(--ink-2); max-width: 38em; }
.sec-top { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 20px; }
.tags { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.tags li { font: 400 .78rem/1 var(--f-mono); background: var(--chip); border-radius: 4px; padding: 6px 8px; color: var(--ink); }

/* platforms marquee */
.platforms { border-block: 1px solid var(--line); background: var(--panel); padding: 22px 0 26px; overflow: hidden; }
.plat-h { max-width: var(--max); margin: 0 auto 14px; padding: 0 var(--gutter); font: 600 .95rem/1.4 var(--f-display); color: var(--ink-2); }
.plat-track { display: flex; width: max-content; }
.plat-track ul { list-style: none; margin: 0; padding: 0 0 0 48px; display: flex; gap: 48px; animation: marquee 38s linear infinite; }
.plat-track:hover ul { animation-play-state: paused; }
.plat-track li { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; font-size: 1.05rem; }
.plat-track img { width: 30px; height: 30px; object-fit: contain; flex: none; }
@keyframes marquee { to { transform: translateX(-100%); } }

/* why hire a consultant */
.why { list-style: none; margin: 40px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.why-item { position: relative; padding-top: 20px; }
.why-item::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: linear-gradient(90deg, var(--onprem), var(--cloud)); transform-origin: left; }
.why-item h3 { font-size: 1.3rem; }
.why-item p { margin-top: 8px; color: var(--ink-2); }
.motion .why-item { opacity: 0; transform: translateY(22px); transition: opacity .6s, transform .6s cubic-bezier(.2, .8, .2, 1); transition-delay: calc(var(--n, 0) * 90ms); }
.motion .why-item::before { transform: scaleX(0); transition: transform .9s cubic-bezier(.6, 0, .2, 1); transition-delay: calc(var(--n, 0) * 90ms + .15s); }
.motion .why-item.in { opacity: 1; transform: none; }
.motion .why-item.in::before { transform: none; }

/* capabilities */
.caps { list-style: none; margin: 40px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px 36px; }
.cap { position: relative; isolation: isolate; border-top: 2px solid var(--ink); padding-top: 16px; display: flex; flex-direction: column; gap: 8px; --ic: var(--ink); }
.cap.k-copper { --ic: var(--onprem); }
.cap.k-sky { --ic: var(--cloud); }

/* faint line drawing behind each service card; it wakes up gently on hover */
.ico {
  position: absolute; z-index: -1; top: 6px; right: -6px; width: 124px; height: 124px; pointer-events: none;
  fill: none; stroke: color-mix(in srgb, var(--ic) 35%, var(--line)); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round;
  opacity: .4;
  mask-image: radial-gradient(circle at 80% 30%, black 40%, rgba(0, 0, 0, 0.2) 75%, transparent 100%);
  -webkit-mask-image: radial-gradient(circle at 80% 30%, black 40%, rgba(0, 0, 0, 0.2) 75%, transparent 100%);
  transition: opacity .35s, stroke .35s, transform .4s cubic-bezier(.2, .8, .2, 1);
}
@media (hover: hover) {
  .cap:hover .ico {
    opacity: .58;
    stroke: color-mix(in srgb, var(--ic) 75%, var(--line));
    transform: scale(1.035) rotate(-1.5deg);
  }
}
.cap:focus-within .ico {
  opacity: .55;
  stroke: color-mix(in srgb, var(--ic) 75%, var(--line));
}
.ico .a { stroke: var(--ic); }
.ico .f { fill: var(--ic); stroke: none; }
.ico .flow { stroke-dasharray: 3 6; animation: icoFlow 1.3s linear infinite; }
.ico .led { animation: icoBlink 2.4s calc(var(--k, 0) * .45s) infinite; }
.ico .wave { animation: icoWave 2.4s calc(var(--k, 0) * .3s) infinite; }
.ico .grow { transform-box: fill-box; transform-origin: left center; animation: icoGrow 3.8s calc(var(--k, 0) * .35s) ease-in-out infinite; }
.ico .tick { stroke-dasharray: 1; animation: icoTick 4.2s calc(var(--k, 0) * .55s) ease-in-out infinite; }
.ico .pulse { stroke-dasharray: .28 .72; animation: icoPulse 2.6s linear infinite; }
.ico .float { animation: icoFloat 5s ease-in-out infinite; }
.ico .spin { transform-origin: 60px 60px; animation: icoSpin 16s linear infinite; }
.ico .scan { animation: icoScan 5s ease-in-out infinite; }
@keyframes icoFlow { to { stroke-dashoffset: -9; } }
@keyframes icoBlink { 0%, 55%, 100% { opacity: .2; } 65%, 85% { opacity: 1; } }
@keyframes icoWave { 0%, 100% { opacity: .15; } 40% { opacity: 1; } }
@keyframes icoGrow { 0%, 100% { transform: scaleX(.15); } 35%, 80% { transform: scaleX(1); } }
@keyframes icoTick { 0%, 100% { stroke-dashoffset: 1; } 25%, 75% { stroke-dashoffset: 0; } }
@keyframes icoPulse { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
@keyframes icoFloat { 50% { transform: translateY(-4px); } }
@keyframes icoSpin { to { transform: rotate(360deg); } }
@keyframes icoScan { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-6px, -34px); } }
.cap h3 { font-size: 1.35rem; padding-right: 88px; }
.cap-en { margin-top: -6px; font: 500 .8rem/1.3 var(--f-mono); color: var(--ink-2); padding-right: 88px; }
.cap p { color: var(--ink-2); }
:root[lang="en"] .cap-en { display: none; } /* the heading is already English */
.cap .tags { margin-top: 4px; }
.motion .cap { opacity: 0; transform: translateY(22px); transition: opacity .6s, transform .6s cubic-bezier(.2, .8, .2, 1); transition-delay: calc(var(--n, 0) * 60ms); }
.motion .cap.in { opacity: 1; transform: none; }

/* scale */
.scale { margin-top: clamp(72px, 12vh, 136px); background: var(--panel); border-block: 1px solid var(--line); overflow: clip; } /* clip, not hidden: keeps the ruler sticky */
.scale-head { max-width: var(--max); margin: 0 auto; padding: clamp(48px, 8vh, 88px) var(--gutter) 28px; }
.ruler-bar {
  position: sticky; top: var(--bar-h); z-index: 5; background: var(--panel);
  padding: 14px max(var(--gutter), calc((100% - var(--max)) / 2 + var(--gutter))) 10px;
}
.ruler { position: relative; height: 36px; max-width: 520px; margin: 0 14px; border-top: 2px solid var(--line); }
.ruler-fill { position: absolute; left: 0; top: -2px; height: 2px; width: 100%; background: var(--ink); transform-origin: left; transform: scaleX(var(--p, 1)); transition: transform .2s linear; }
.ruler span {
  position: absolute; top: 0; left: calc(var(--x) * 100%); transform: translateX(-50%);
  padding-top: 12px; font: 700 .95rem/1 var(--f-display); color: var(--ink-2); transition: color .3s;
}
.ruler span::before {
  content: ""; position: absolute; top: -8px; left: 50%; width: 14px; height: 14px; margin-left: -7px;
  border-radius: 50%; background: var(--panel); border: 2px solid var(--line); transition: background-color .3s, border-color .3s, transform .3s;
}
.ruler span.on::before { background: var(--ink); border-color: var(--ink); }
.ruler span.cur { color: var(--ink); }
.ruler span.cur::before { transform: scale(1.35); }
.tiers-wrap { padding: 0 var(--gutter) clamp(48px, 8vh, 88px); }
.tiers { display: grid; gap: 28px; max-width: var(--max); margin: 0 auto; }
.tier { display: grid; grid-template-columns: 1fr 1.45fr; gap: clamp(20px, 3vw, 44px); align-items: center; padding: clamp(20px, 3vw, 36px); background: var(--bg); border-radius: 16px; }
.tier-tag { display: inline-grid; place-items: center; min-width: 52px; height: 52px; padding: 0 10px; border-radius: 12px; background: var(--ink); color: #fff; font: 700 1.4rem/1 var(--f-display); }
.tier h3 { margin-top: 16px; font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
.tier p { margin: 10px 0 16px; color: var(--ink-2); }
.diagram { display: block; width: 100%; height: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; }
.diagram .nd rect { fill: var(--panel); stroke: var(--ink); stroke-width: 1.4; }
.diagram .z-o rect { fill: color-mix(in srgb, var(--onprem) 10%, #fff); stroke: var(--onprem); }
.diagram .z-c rect { fill: color-mix(in srgb, var(--cloud) 10%, #fff); stroke: var(--cloud); }
.diagram .nd text { font: 500 12px var(--f-mono); fill: var(--ink); text-anchor: middle; }
.diagram .ed { fill: none; stroke: var(--ink-2); stroke-width: 1.4; }
.diagram .ed.dash { stroke-dasharray: 5 4; }
.diagram marker path { fill: var(--ink-2); }
.diagram .ed-l { font: 500 11px var(--f-mono); fill: var(--ink-2); }
.diagram .zn rect { fill: none; stroke-width: 1.4; stroke-dasharray: 6 5; }
.diagram .zn.z-o rect { stroke: var(--onprem); fill: color-mix(in srgb, var(--onprem) 4%, transparent); }
.diagram .zn.z-c rect { stroke: var(--cloud); fill: color-mix(in srgb, var(--cloud) 4%, transparent); }
.diagram .zn text { font: 600 12px var(--f-display); }
.diagram .zn.z-o text { fill: var(--onprem-text); }
.diagram .zn.z-c text { fill: var(--cloud); }
.motion .diagram .nd, .motion .diagram .ed, .motion .diagram .ed-l, .motion .diagram .zn {
  transition: opacity .45s calc(var(--k) * 70ms), transform .45s calc(var(--k) * 70ms);
}
.motion .tier:not(.in) .diagram :is(.nd, .ed, .ed-l, .zn) { opacity: 0; transform: translateY(8px); }
.diagram .pk { fill: var(--onprem); transition: opacity .4s 1.2s; }
.motion .tier:not(.in) .diagram .pk { opacity: 0; transition: none; }

/* horizontal track on wide screens (set by main.js) */
.motion-x .tiers { display: flex; gap: 32px; max-width: none; width: max-content; }
.motion-x .tier { width: min(1080px, 84vw); flex: none; }

/* method */
.method { position: relative; margin-top: 44px; }
.method-line { position: absolute; left: 20px; top: 18px; height: 4px; z-index: 0; pointer-events: none; }
.method-line path { fill: none; stroke-width: 2; vector-effect: non-scaling-stroke; }
.method-line .track { stroke: var(--line); }
.method-line .fill { stroke: var(--ink); stroke-dasharray: 1; stroke-dashoffset: 0; }
.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; position: relative; z-index: 1; }
.steps li { counter-increment: s; display: flex; flex-direction: column; gap: 8px; }
.steps li::before {
  content: counter(s); position: relative; z-index: 1; width: 40px; height: 40px; display: grid; place-items: center; margin-bottom: 8px;
  background: var(--bg); border: 2px solid var(--ink); border-radius: 50%; font: 700 1rem/1 var(--f-display);
}
.steps h3 { font-size: 1.2rem; }
.steps p { color: var(--ink-2); }
.steps .deliv { align-self: flex-start; font-size: .82rem; background: var(--chip); border-radius: 4px; padding: 4px 8px; }
.steps li::before { transition: background-color .4s, color .4s; }
.motion .steps li.on::before { background: var(--ink); color: #fff; }

/* contact */
.contact {
  max-width: var(--max); margin: 0 auto; padding: clamp(72px, 12vh, 136px) var(--gutter) clamp(72px, 10vh, 120px);
  display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(28px, 5vw, 72px); align-items: start;
}
.contact-copy p { margin-top: 14px; color: var(--ink-2); max-width: 26em; }
.contact-note { font-size: .92rem; }
.form { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 18px 20px; padding: clamp(20px, 3vw, 32px); background: var(--panel); border: 1px solid var(--line); border-radius: 16px; }
.f { display: grid; gap: 6px; font: 500 .95rem/1.4 var(--f-display); }
.f-wide { grid-column: 1 / -1; }
.f input, .f select, .f textarea { width: 100%; font: 400 1rem/1.5 var(--f-body); color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; }
.f input:hover, .f select:hover, .f textarea:hover { border-color: var(--ink-2); }
.f textarea { resize: vertical; min-height: 120px; }
.f [aria-invalid="true"] { border-color: #C0392B; background: #FFF4F2; }
.privacy { margin: -4px 0 0; color: var(--ink-2); font-size: .85rem; line-height: 1.6; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.form-msg { font-size: .95rem; }
.form-msg.err { color: #B03A2E; }
.form-msg.ok { color: #1D6B45; font-weight: 500; }
.form[aria-busy="true"] button { opacity: .6; pointer-events: none; }
.form.done .f { opacity: .55; }

/* footer */
.foot { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; padding: 24px var(--gutter); border-top: 1px solid var(--line); font: 500 .9rem/1.4 var(--f-display); color: var(--ink-2); }

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
  .hero, .contact { grid-template-columns: 1fr; }
  .caps, .why { grid-template-columns: 1fr 1fr; }
  .tier { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 36px; }
  .method-line { display: none; }
}
@media (max-width: 720px) {
  .ico {
    width: 80px; height: 80px; top: 12px; right: 0;
    opacity: .5;
  }
  .nav { display: none; }
  .lang { margin-left: auto; }
  .bar { gap: 10px; }
  .caps, .why, .form, .steps { grid-template-columns: 1fr; }
  .s-name, .guard text { display: none; }
  .p-name { font-size: 28px; }
  .wl text { font-size: 20px; }
}
@media (max-width: 400px) {
  .brand span { display: none; }
  .modes button { padding: 9px 10px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .diagram .pk, .progress { display: none; }
}