:root {
  color-scheme: dark;
  --bg: #050914;
  --bg-soft: #081226;
  --surface: rgba(13, 27, 55, 0.72);
  --surface-solid: #0c1932;
  --line: rgba(133, 176, 255, 0.17);
  --line-strong: rgba(89, 199, 255, 0.4);
  --text: #f5f8ff;
  --muted: #a8b6cf;
  --blue: #3f78ff;
  --cyan: #31d6ff;
  --green: #35e1a1;
  --violet: #8f72ff;
  --danger: #ff6379;
  --max: 1180px;
  --radius: 24px;
  --shadow: 0 32px 90px rgba(0, 0, 0, 0.32);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 18%, rgba(31, 105, 255, 0.16), transparent 30rem),
    radial-gradient(circle at 90% 8%, rgba(49, 214, 255, 0.1), transparent 28rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .22;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
  z-index: -1;
}
a { color: inherit; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img, svg { display: block; max-width: 100%; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 100; transform: translateY(-150%); background: white; color: #071124; padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { transform: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(135, 170, 232, .12);
  background: rgba(5, 9, 20, .78);
  backdrop-filter: blur(18px);
}
.nav-wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: nowrap; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 760; letter-spacing: .11em; text-transform: uppercase; white-space: nowrap; }
.brand-mark { width: 34px; height: 38px; position: relative; display: grid; place-items: center; }
.brand-mark::before { content: ""; position: absolute; inset: 0; clip-path: polygon(50% 0, 92% 17%, 87% 68%, 50% 100%, 13% 68%, 8% 17%); background: linear-gradient(145deg, var(--cyan), var(--blue)); }
.brand-mark::after { content: ""; width: 24px; height: 28px; clip-path: polygon(50% 0, 92% 17%, 87% 68%, 50% 100%, 13% 68%, 8% 17%); background: #071124; }
.brand-mark span { position: relative; z-index: 1; width: 10px; height: 6px; border-left: 2px solid var(--green); border-bottom: 2px solid var(--green); transform: rotate(-45deg) translate(1px, -1px); }
.brand-sub { color: #7e91b5; font-weight: 580; letter-spacing: .06em; }
.nav-links { display: flex; align-items: center; gap: 26px; white-space: nowrap; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .92rem; font-weight: 650; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: white; }
.nav-links > .button { display: none; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.language-switch { display: flex; border: 1px solid var(--line); border-radius: 999px; padding: 3px; }
.language-switch button { border: 0; color: #8191af; background: transparent; border-radius: 999px; padding: 6px 9px; cursor: pointer; font-size: .75rem; font-weight: 800; }
.language-switch button[aria-pressed="true"] { color: #fff; background: #172a4e; }
.nav-toggle { display: none; background: transparent; border: 1px solid var(--line); color: white; border-radius: 10px; width: 42px; height: 42px; cursor: pointer; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 0 20px; border-radius: 12px; text-decoration: none; font-weight: 750; border: 1px solid transparent; cursor: pointer; }
.button-primary { color: #031020; background: linear-gradient(135deg, var(--cyan), #5b7cff); box-shadow: 0 12px 36px rgba(58, 135, 255, .26); }
.button-primary:hover { filter: brightness(1.07); transform: translateY(-1px); }
.button-secondary { border-color: var(--line-strong); color: white; background: rgba(10, 25, 52, .55); }
.button-small { min-height: 40px; padding-inline: 15px; font-size: .86rem; }

.hero { position: relative; overflow: hidden; padding: 92px 0 76px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(390px, .94fr); align-items: center; gap: 64px; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; color: var(--cyan); text-transform: uppercase; letter-spacing: .16em; font-size: .73rem; font-weight: 800; }
.eyebrow::before { content: ""; width: 30px; height: 1px; background: currentColor; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin: 22px 0 24px; max-width: 800px; font-size: clamp(3rem, 7.1vw, 6.65rem); line-height: .95; letter-spacing: -.065em; }
.gradient-text { color: transparent; background: linear-gradient(100deg, #fff 10%, #62d6ff 52%, #728cff 90%); background-clip: text; -webkit-background-clip: text; }
.hero-lead { max-width: 670px; color: #bdc9de; font-size: clamp(1.05rem, 2vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.trust-strip { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 34px; color: #8ea0bf; font-size: .82rem; }
.trust-strip span { display: inline-flex; align-items: center; gap: 8px; }
.trust-strip span::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 14px var(--green); }

.guardian-visual { min-height: 750px; position: relative; display: grid; place-items: center; padding: 128px 0 0; }
.orbit { position: absolute; border: 1px solid rgba(82, 183, 255, .2); border-radius: 50%; animation: spin 28s linear infinite; }
.orbit-one { width: 540px; height: 540px; }
.orbit-two { width: 420px; height: 420px; animation-direction: reverse; animation-duration: 22s; }
.orbit::before, .orbit::after { content: ""; position: absolute; width: 9px; height: 9px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 20px var(--cyan); }
.orbit::before { left: 8%; top: 25%; }
.orbit::after { right: 12%; bottom: 18%; background: var(--violet); }
.signal-core { position: absolute; width: 190px; height: 190px; display: grid; place-items: center; border-radius: 50%; text-align: center; background: radial-gradient(circle at 35% 25%, #1f4f9f, #07142a 68%); border: 1px solid #3878d8; box-shadow: 0 0 90px rgba(46, 132, 255, .28); }
.signal-core strong { display: block; font-size: 1rem; }
.signal-core small { color: var(--green); letter-spacing: .08em; }
.signal-node { position: absolute; padding: 10px 14px; border: 1px solid var(--line); background: rgba(8, 19, 41, .9); border-radius: 12px; color: #bfcae0; font-size: .8rem; box-shadow: var(--shadow); }
.node-a { top: 25%; left: 4%; }.node-b { top: 32%; right: 0; }.node-c { bottom: 9%; left: 0; }.node-d { bottom: 5%; right: 5%; }
.channel-proof { position: absolute; left: 50%; top: 0; bottom: auto; transform: translateX(-50%); width: min(96%, 450px); display: flex; align-items: center; gap: 15px; padding: 16px 19px; border: 1px solid rgba(53,225,161,.42); border-radius: 17px; background: rgba(5,15,31,.96); box-shadow: 0 18px 50px rgba(0,0,0,.38), 0 0 42px rgba(53,225,161,.1); }
.channel-proof .proof-icon { flex: 0 0 46px; width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; color: var(--green); background: rgba(53,225,161,.1); border: 1px solid rgba(53,225,161,.3); }
.proof-icon svg { width: 27px; height: 27px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.proof-icon .proof-slash { stroke: var(--danger); stroke-width: 2.2; }
.channel-proof strong, .channel-proof small { display: block; }
.channel-proof strong { color: #f3fffb; font-size: .94rem; line-height: 1.25; }
.channel-proof small { color: #9ac3b7; margin-top: 4px; font-size: .73rem; line-height: 1.35; }

.section { padding: 100px 0; }
.section-tight { padding: 72px 0; }
.section-header { max-width: 780px; margin-bottom: 46px; }
.section-header h2 { margin: 14px 0 18px; font-size: clamp(2.2rem, 5vw, 4.45rem); line-height: 1.02; letter-spacing: -.055em; }
.section-header p { color: var(--muted); font-size: 1.08rem; }
.section-center { text-align: center; margin-inline: auto; }
.section-center .eyebrow { justify-content: center; }
.section-center .eyebrow::before { display: none; }
.surface { border: 1px solid var(--line); background: linear-gradient(145deg, rgba(14, 30, 60, .8), rgba(7, 16, 34, .72)); border-radius: var(--radius); box-shadow: var(--shadow); }

.problem-grid, .feature-grid, .module-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.problem-card, .feature-card, .module-card { padding: 28px; }
.card-number { color: #5ddfff; font: 700 .72rem ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .12em; }
.problem-card h3, .feature-card h3, .module-card h3 { margin: 32px 0 10px; font-size: 1.25rem; }
.problem-card p, .feature-card p, .module-card p { color: var(--muted); margin-bottom: 0; }
.icon-tile { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; color: var(--cyan); background: rgba(49, 214, 255, .08); border: 1px solid rgba(49, 214, 255, .18); font-weight: 900; }

.trust-shift { position: relative; }
.trust-shift::before { content: ""; position: absolute; inset: 14% 0 auto; height: 72%; pointer-events: none; background: radial-gradient(circle at 50% 50%, rgba(38,119,255,.08), transparent 56%); }
.shift-diagram { position: relative; display: grid; grid-template-columns: minmax(0,1fr) 84px minmax(0,1fr); align-items: stretch; gap: 18px; }
.shift-side { min-height: 440px; padding: 34px; border-radius: var(--radius); overflow: hidden; position: relative; }
.shift-side header { position: relative; z-index: 2; }
.shift-side h3 { max-width: 480px; margin: 17px 0 0; font-size: clamp(1.55rem, 3vw, 2.35rem); line-height: 1.08; letter-spacing: -.035em; }
.shift-side > p { position: relative; z-index: 2; margin: 28px 0 0; color: var(--muted); }
.shift-before { border: 1px solid rgba(255,99,121,.18); background: linear-gradient(145deg, rgba(45,20,36,.64), rgba(8,16,33,.8)); }
.shift-after { border: 1px solid rgba(53,225,161,.28); background: radial-gradient(circle at 80% 25%, rgba(53,225,161,.1), transparent 42%), linear-gradient(145deg, rgba(10,36,48,.86), rgba(7,16,34,.82)); box-shadow: 0 28px 80px rgba(0,0,0,.28), inset 0 1px rgba(255,255,255,.03); }
.shift-status { display: inline-flex; align-items: center; gap: 8px; padding: 7px 10px; border-radius: 999px; text-transform: uppercase; letter-spacing: .11em; font-size: .66rem; font-weight: 800; }
.shift-status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 13px currentColor; }
.shift-status-risk { color: #ff8799; border: 1px solid rgba(255,99,121,.24); background: rgba(255,99,121,.07); }
.shift-status-safe { color: var(--green); border: 1px solid rgba(53,225,161,.25); background: rgba(53,225,161,.07); }
.legacy-streams { position: relative; min-height: 138px; margin-top: 38px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.legacy-streams::after { content: ""; position: absolute; left: 50%; top: 16%; bottom: 16%; border-left: 1px dashed rgba(255,99,121,.22); }
.legacy-streams span { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 13px 14px; border-radius: 13px; border: 1px solid rgba(141,159,194,.15); background: rgba(8,15,30,.7); color: #aab6ca; }
.legacy-streams b { font-size: .76rem; }
.legacy-streams i { width: 23px; height: 23px; display: grid; place-items: center; border-radius: 50%; color: #ff8b9d; background: rgba(255,99,121,.09); font: 800 .72rem ui-monospace, monospace; }
.shift-arrow { display: grid; place-content: center; gap: 8px; text-align: center; color: var(--cyan); }
.shift-arrow span { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; border: 1px solid rgba(49,214,255,.3); background: #0a1830; box-shadow: 0 0 38px rgba(49,214,255,.13); font-size: 1.4rem; }
.shift-arrow small { writing-mode: vertical-rl; margin-inline: auto; color: #5f779e; letter-spacing: .15em; font-size: .56rem; }
.verified-route { margin: 42px 0 27px; display: grid; grid-template-columns: 54px 1fr 54px; align-items: center; }
.route-org, .route-person { width: 54px; height: 54px; display: grid; place-items: center; border-radius: 17px; font-weight: 900; }
.route-org { color: #031223; background: linear-gradient(135deg, var(--cyan), #6478ff); }
.route-person { color: #04170f; background: var(--green); border-radius: 50%; box-shadow: 0 0 30px rgba(53,225,161,.18); }
.route-line { position: relative; height: 2px; background: linear-gradient(90deg, var(--cyan), var(--green)); }
.route-line::before, .route-line::after { content: ""; position: absolute; top: 50%; width: 6px; height: 6px; border-radius: 50%; background: white; transform: translateY(-50%); box-shadow: 0 0 12px var(--cyan); animation: routePulse 2.4s ease-in-out infinite; }
.route-line::before { left: 18%; }.route-line::after { right: 18%; animation-delay: 1.2s; }
.verified-points { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.verified-points li { display: grid; grid-template-columns: 20px 1fr; gap: 9px; color: #bdcde1; font-size: .85rem; }
.verified-points li::before { content: "✓"; color: var(--green); font-weight: 900; }
.shift-caption { position: relative; max-width: 850px; margin: 28px auto 0; text-align: center; color: #9fb0ca; }
.shift-caption > span:first-child { color: var(--cyan); margin-right: 6px; }
@keyframes routePulse { 0%,100% { opacity: .25; transform: translateY(-50%) scale(.7); } 50% { opacity: 1; transform: translateY(-50%) scale(1.2); } }

.demo-shell { padding: 44px; display: grid; grid-template-columns: 310px 1fr; gap: 54px; align-items: center; overflow: hidden; }
.phone { width: 282px; margin-inline: auto; padding: 10px; border-radius: 42px; background: linear-gradient(145deg, #273553, #080c16 40%, #26334d); box-shadow: 0 40px 100px rgba(0,0,0,.56); }
.phone-screen { min-height: 568px; border: 1px solid #283c67; border-radius: 34px; padding: 19px 15px 14px; background: radial-gradient(circle at 50% -10%, #142f65, #060b17 42%); overflow: hidden; }
.phone-status { display: flex; justify-content: space-between; font-size: .69rem; color: #d7e2f7; padding: 0 5px 15px; }
.phone-profile { display: flex; align-items: center; gap: 10px; padding: 11px; border-radius: 16px; background: rgba(21, 42, 80, .7); border: 1px solid #203b70; }
.avatar { width: 37px; height: 37px; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(135deg, #24d4ff, #5563ff); font-weight: 800; font-size: .75rem; }
.profile-text { flex: 1; }
.profile-text small { display: block; color: #7f91b2; font-size: .55rem; letter-spacing: .1em; text-transform: uppercase; }
.profile-text strong { font-size: .8rem; }
.verified-badge { width: 25px; height: 25px; display: grid; place-items: center; border-radius: 50%; background: rgba(53, 225, 161, .12); color: var(--green); border: 1px solid rgba(53, 225, 161, .32); font-size: .7rem; }
.org-tabs { display: flex; gap: 6px; margin: 13px 0; overflow-x: auto; scrollbar-width: none; }
.org-tabs button { border: 1px solid #253b66; background: #0c1730; color: #7789a8; padding: 6px 9px; border-radius: 999px; white-space: nowrap; font-size: .6rem; cursor: pointer; }
.org-tabs button[aria-pressed="true"] { color: white; border-color: #36cfff; background: #11304e; }
.secure-note { padding: 10px; border-radius: 12px; background: rgba(53, 225, 161, .08); border: 1px solid rgba(53, 225, 161, .22); color: #a9e7d0; font-size: .62rem; }
.message-card { margin-top: 10px; padding: 12px; border-radius: 14px; background: #0d1931; border: 1px solid #1f3764; }
.message-card header { display: flex; justify-content: space-between; gap: 8px; color: #8fa2c4; font-size: .57rem; text-transform: uppercase; }
.message-card p { margin: 8px 0 7px; font-size: .72rem; line-height: 1.45; }
.message-card footer { color: var(--green); font-size: .56rem; }
.call-card { margin-top: 10px; padding: 13px; display: flex; align-items: center; gap: 10px; border-radius: 14px; background: linear-gradient(135deg, rgba(48, 92, 185, .28), rgba(9, 22, 46, .8)); border: 1px solid #315ba1; }
.call-card .call-icon { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; background: var(--green); color: #04120d; }
.call-card small { color: #8fa2c4; display: block; font-size: .55rem; }
.call-card strong { font-size: .7rem; }
.phone-nav { display: grid; grid-template-columns: repeat(4, 1fr); gap: 3px; margin-top: 15px; color: #62728f; font-size: .54rem; text-align: center; }
.phone-nav span:nth-child(2) { color: #47d8ff; }
.demo-copy h2 { font-size: clamp(2.2rem, 4.6vw, 4.2rem); line-height: 1.02; letter-spacing: -.05em; margin-bottom: 20px; }
.demo-copy > p { color: var(--muted); max-width: 630px; }
.step-list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 16px; }
.step-list li { display: grid; grid-template-columns: 38px 1fr; gap: 14px; align-items: start; }
.step-list b { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: rgba(61, 122, 255, .13); border: 1px solid rgba(61, 160, 255, .34); color: var(--cyan); font-size: .72rem; }
.step-list strong { display: block; margin-bottom: 3px; }
.step-list span { color: var(--muted); font-size: .9rem; }

.sector-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 34px; }
.sector-row span { padding: 10px 15px; border-radius: 999px; border: 1px solid var(--line); color: #c2cee1; background: rgba(10,22,45,.6); }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; overflow: hidden; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); }
.value-grid article { padding: 34px; background: #091326; }
.value-grid h3 { margin-bottom: 10px; }
.value-grid p { color: var(--muted); margin: 0; }

.cta-panel { position: relative; padding: 56px; overflow: hidden; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.cta-panel::after { content: ""; position: absolute; width: 400px; height: 400px; right: -180px; top: -180px; border: 1px solid rgba(57, 213, 255, .28); border-radius: 50%; box-shadow: 0 0 0 70px rgba(54, 121, 255, .05), 0 0 0 140px rgba(54, 121, 255, .025); }
.cta-panel > * { position: relative; z-index: 1; }
.cta-panel h2 { margin-bottom: 8px; font-size: clamp(2rem, 4vw, 3.4rem); letter-spacing: -.04em; }
.cta-panel p { color: var(--muted); margin-bottom: 0; }

.page-hero { padding: 86px 0 64px; }
.page-hero h1 { font-size: clamp(3.2rem, 7vw, 6.2rem); max-width: 1020px; }
.page-hero p { max-width: 730px; color: var(--muted); font-size: 1.15rem; }
.status-pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 999px; border: 1px solid var(--line); color: #a8b9d4; font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; }
.status-pill::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); }
.status-roadmap::before { background: #e4b85d; }
.module-card { position: relative; min-height: 320px; display: flex; flex-direction: column; }
.module-card .status-pill { align-self: flex-start; }
.module-card h3 { margin-top: 28px; font-size: 1.5rem; }
.module-card .module-link { margin-top: auto; padding-top: 22px; color: var(--cyan); font-size: .86rem; font-weight: 750; text-decoration: none; }
.module-card.featured { grid-column: span 2; background: radial-gradient(circle at 80% 10%, rgba(49,214,255,.12), transparent 45%), linear-gradient(145deg, rgba(16,39,78,.9), rgba(7,16,34,.75)); }

.invisible-stage { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; }
.invisible-wordmark { display: flex; align-items: center; gap: 13px; font-size: 1.15rem; font-weight: 850; letter-spacing: .17em; text-transform: uppercase; }
.invisible-symbol { width: 38px; height: 38px; border-radius: 12px; background: linear-gradient(135deg, #0ed8e2, #5666ff); position: relative; box-shadow: 0 0 26px rgba(35, 207, 255, .22); }
.invisible-symbol::after { content: "I"; position: absolute; inset: 0; display: grid; place-items: center; color: white; font-weight: 900; }
.invisible-stage h2 { margin: 24px 0 18px; font-size: clamp(2.5rem, 5vw, 4.8rem); line-height: 1; letter-spacing: -.055em; }
.invisible-stage p { color: var(--muted); }
.capability-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 26px; }
.capability-list span { padding: 11px 13px; border-radius: 11px; border: 1px solid var(--line); background: rgba(13,26,53,.54); font-size: .82rem; }
.invisible-phone { transform: rotate(2deg); }
.chat-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 12px; border-bottom: 1px solid #1b2c50; }
.chat-person { display: flex; align-items: center; gap: 8px; }
.chat-person .avatar { width: 31px; height: 31px; }
.chat-actions { color: var(--cyan); letter-spacing: .28em; }
.bubble { width: 82%; margin-top: 12px; padding: 10px 12px; border-radius: 14px 14px 14px 4px; background: #142442; color: #dce6f7; font-size: .67rem; }
.bubble.me { margin-left: auto; border-radius: 14px 14px 4px 14px; background: linear-gradient(135deg, #2452af, #334ca7); }
.media-bubble { height: 120px; display: grid; place-items: center; background: radial-gradient(circle at 50% 50%, rgba(45, 212, 255, .22), transparent 48%), #111d37; border: 1px solid #24416f; }
.media-bubble span { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.13); }
.closed-note { margin-top: 12px; color: #75e7bd; font-size: .58rem; text-align: center; }

.security-band { padding: 38px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; }
.security-band h3 { font-size: 1.55rem; margin-bottom: 8px; }
.security-band p { color: var(--muted); margin: 0; max-width: 740px; }
.pq-mark { width: 118px; height: 118px; border-radius: 50%; display: grid; place-items: center; border: 1px solid #4268ba; background: radial-gradient(circle, rgba(65,119,255,.28), rgba(8,20,44,.75)); color: #77dcff; font-weight: 900; font-size: 1.25rem; box-shadow: 0 0 50px rgba(72, 114, 255, .2); }

.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 34px; align-items: start; }
.contact-copy { padding: 36px; }
.contact-copy h2 { font-size: 2rem; }
.contact-copy p, .contact-copy address { color: var(--muted); font-style: normal; }
.contact-points { list-style: none; padding: 0; display: grid; gap: 16px; margin: 28px 0 0; }
.contact-points li { padding-top: 16px; border-top: 1px solid var(--line); }
.contact-points small { display: block; color: #7183a4; text-transform: uppercase; letter-spacing: .1em; }
.contact-points a { text-decoration: none; color: #e8efff; }
.contact-form { padding: 36px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 8px; }
.field-full { grid-column: 1 / -1; }
.field label { color: #c7d2e6; font-size: .86rem; font-weight: 700; }
.field input, .field textarea, .field select { width: 100%; border: 1px solid #253d6b; border-radius: 12px; background: #08142b; color: white; padding: 13px 14px; outline: none; }
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(49,214,255,.1); }
.form-note { color: #788aa8; font-size: .75rem; margin: 18px 0; }
.form-status { min-height: 24px; color: var(--green); font-size: .85rem; }

.site-footer { margin-top: 60px; border-top: 1px solid var(--line); background: #040712; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 30px; padding: 56px 0 34px; }
.footer-copy { color: #8191ae; max-width: 420px; font-size: .88rem; margin-top: 18px; }
.footer-column strong { display: block; margin-bottom: 14px; }
.footer-column a { display: block; color: #8698b7; text-decoration: none; margin: 7px 0; font-size: .87rem; }
.footer-column a:hover { color: white; }
.footer-bottom { padding: 20px 0 28px; border-top: 1px solid rgba(128, 159, 216, .1); display: flex; justify-content: space-between; gap: 20px; color: #687997; font-size: .75rem; }
.illustrative { color: #6f82a2; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
[data-reveal].visible { opacity: 1; transform: none; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (min-width: 1500px) {
  :root { --max: 1280px; }
  .hero-grid { gap: 80px; }
  .guardian-visual { min-height: 780px; }
}

@media (max-width: 1180px) and (min-width: 901px) {
  .container { width: min(calc(100% - 48px), var(--max)); }
  .nav-wrap { gap: 16px; }
  .nav-links { gap: 18px; }
  .nav-links a { font-size: .86rem; }
  .brand { font-size: .9rem; letter-spacing: .08em; }
  .hero-grid { grid-template-columns: minmax(0, 1.08fr) minmax(350px, .92fr); gap: 30px; }
  .guardian-visual { min-height: 680px; padding: 116px 0 0; }
  .orbit-one { width: 470px; height: 470px; }
  .orbit-two { width: 360px; height: 360px; }
  .signal-core { width: 168px; height: 168px; }
  .channel-proof { width: min(96%, 410px); }
}

@media (max-width: 900px) {
  .nav-toggle { display: grid; place-items: center; }
  .nav-links { position: absolute; top: 76px; left: 20px; right: 20px; display: none; padding: 20px; flex-direction: column; align-items: stretch; background: #09152b; border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .nav-links > .button { display: inline-flex; }
  .nav-links .button { width: 100%; }
  .nav-actions .button { display: none; }
  .hero { padding-top: 68px; }
  .hero-grid, .invisible-stage, .contact-grid { grid-template-columns: 1fr; }
  .guardian-visual { min-height: 720px; max-width: 620px; width: 100%; margin-inline: auto; padding: 124px 0 0; }
  .shift-diagram { grid-template-columns: 1fr; }
  .shift-arrow { min-height: 62px; }
  .shift-arrow span { transform: rotate(90deg); }
  .shift-arrow small { writing-mode: initial; }
  .shift-side { min-height: 0; }
  .problem-grid, .feature-grid, .module-grid { grid-template-columns: repeat(2, 1fr); }
  .module-card.featured { grid-column: span 2; }
  .demo-shell { grid-template-columns: 1fr; padding: 34px; }
  .demo-copy { order: -1; }
  .value-grid { grid-template-columns: 1fr; }
  .cta-panel { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 600px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .brand-sub { display: none; }
  .section { padding: 72px 0; }
  h1 { font-size: clamp(3rem, 16vw, 4.8rem); }
  .problem-grid, .feature-grid, .module-grid { grid-template-columns: 1fr; }
  .module-card.featured { grid-column: auto; }
  .hero { padding-top: 54px; padding-bottom: 56px; }
  .hero-grid { gap: 30px; }
  .guardian-visual { min-height: 610px; margin: 0; padding: 120px 0 0; overflow: visible; }
  .orbit-one { width: min(88vw, 410px); height: min(88vw, 410px); }
  .orbit-two { width: min(69vw, 320px); height: min(69vw, 320px); }
  .signal-core { width: 142px; height: 142px; }
  .signal-core strong { font-size: .88rem; }
  .signal-core small { font-size: .62rem; }
  .signal-node { padding: 8px 10px; font-size: .68rem; }
  .node-a { top: 30%; left: 1%; }.node-b { top: 37%; right: 0; }.node-c { bottom: 10%; left: 0; }.node-d { bottom: 6%; right: 2%; }
  .channel-proof { top: 0; bottom: auto; width: min(100%, 430px); padding: 14px 15px; }
  .channel-proof .proof-icon { flex-basis: 43px; width: 43px; height: 43px; }
  .channel-proof strong { font-size: .9rem; }
  .channel-proof small { font-size: .7rem; }
  .shift-side { padding: 24px; }
  .demo-shell, .cta-panel, .contact-copy, .contact-form { padding: 24px; }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .capability-list { grid-template-columns: 1fr; }
  .security-band { grid-template-columns: 1fr; }
  .pq-mark { width: 90px; height: 90px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 420px) {
  .container { width: min(calc(100% - 22px), var(--max)); }
  .nav-wrap { min-height: 68px; gap: 10px; }
  .brand { gap: 8px; font-size: .82rem; letter-spacing: .06em; }
  .brand-mark { width: 30px; height: 34px; }
  .nav-actions { gap: 6px; }
  .language-switch button { padding: 5px 7px; }
  .nav-toggle { width: 38px; height: 38px; }
  .nav-links { top: 68px; left: 11px; right: 11px; }
  h1 { font-size: clamp(2.75rem, 15vw, 4rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions .button { width: 100%; }
  .trust-strip { gap: 10px 16px; }
  .guardian-visual { min-height: 575px; padding: 116px 0 0; }
  .orbit-one { width: min(94vw, 360px); height: min(94vw, 360px); }
  .orbit-two { width: min(72vw, 278px); height: min(72vw, 278px); }
  .signal-core { width: 126px; height: 126px; }
  .signal-node { font-size: .62rem; }
  .node-a { top: 31%; }.node-b { top: 38%; }.node-c { bottom: 11%; }.node-d { bottom: 7%; }
  .channel-proof { align-items: flex-start; gap: 11px; padding: 13px; }
  .channel-proof .proof-icon { flex-basis: 40px; width: 40px; height: 40px; border-radius: 12px; }
  .proof-icon svg { width: 24px; height: 24px; }
  .channel-proof strong { font-size: .84rem; }
  .channel-proof small { font-size: .66rem; }
  .shift-side, .demo-shell, .cta-panel, .contact-copy, .contact-form { padding: 20px; }
  .legacy-streams { grid-template-columns: 1fr; }
  .legacy-streams::after { display: none; }
  .verified-route { grid-template-columns: 46px 1fr 46px; }
  .route-org, .route-person { width: 46px; height: 46px; border-radius: 14px; }
  .phone { width: min(100%, 282px); }
}

@media (max-width: 350px) {
  .brand { font-size: .75rem; }
  .nav-actions { display: none; }
  .guardian-visual { min-height: 545px; }
  .signal-node { font-size: .57rem; padding: 7px 8px; }
  .channel-proof { width: 100%; }
}

@media (max-height: 520px) and (orientation: landscape) {
  .hero { padding-top: 44px; }
  .guardian-visual { min-height: 650px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}