/* ToneGuard site - signal-screen look: void black, shield teal, chrome type. No external requests. */
@font-face {
  font-family: "TG Display";
  src: url("fonts/tg-display-bold.woff") format("woff");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #05080a;
  --panel: rgba(14, 24, 25, 0.62);
  --panel-solid: #0b1415;
  --line: rgba(63, 208, 196, 0.2);
  --line-strong: rgba(63, 208, 196, 0.5);
  --teal: #00968a;
  --teal-hi: #3fd0c4;
  --ice: #b4f5ef;
  --teal-deep: #03605a;
  --text: #e8eeee;
  --muted: #9db0ae;
  --alarm: #ff4d4f;
  --amber: #ffb020;
  --maxw: 1120px;
  --display: "TG Display", "Arial Narrow", "Roboto Condensed", system-ui, sans-serif;
  --body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0; color: var(--text); background: transparent;
  font: 400 1.0625rem/1.65 var(--body);
  min-height: 100vh; display: flex; flex-direction: column;
}
/* Faint grid that fades out from the top of the page */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(63, 208, 196, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63, 208, 196, 0.055) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 0%, transparent 72%);
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 0%, transparent 72%);
}
main { flex: 1; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal-hi); text-underline-offset: 3px; }
a:hover { color: #fff; }
:focus-visible { outline: 3px solid var(--ice); outline-offset: 3px; border-radius: 4px; }

.skip { position: absolute; inset-inline-start: -999px; top: 8px; background: var(--teal); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 200; }
.skip:focus { inset-inline-start: 8px; }
.wrap { width: min(100% - 32px, var(--maxw)); margin-inline: auto; }
.center { margin-inline: auto; text-align: center; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(5, 8, 10, 0.72);
  -webkit-backdrop-filter: blur(14px) saturate(140%); backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.bar { display: flex; align-items: center; gap: 12px 16px; min-height: 72px; flex-wrap: wrap; padding-block: 8px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; margin-inline-end: auto; }
.brand-logo { display: block; height: 64px; width: auto; flex: none; filter: drop-shadow(0 0 10px rgba(63, 208, 196, 0.35)); }
.wordmark {
  font: 700 2rem/1 var(--display);
  background: linear-gradient(180deg, #ffffff 0%, #cfd8d8 45%, #8a9899 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: #dfe5e5;
}
.wordmark sup { font-size: 0.5em; vertical-align: super; -webkit-text-fill-color: #cfd6d6; }

.nav { display: flex; align-items: center; gap: 2px; flex-wrap: wrap; }
.nav a {
  position: relative; color: var(--text); text-decoration: none; padding: 10px 12px; font-size: 0.95rem;
}
.nav a::after {
  content: ""; position: absolute; inset-inline: 12px; bottom: 4px; height: 2px; border-radius: 2px;
  background: var(--teal-hi); box-shadow: 0 0 10px var(--teal-hi); transform: scaleX(0); transition: transform 0.2s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.nav a[aria-current="page"] { color: var(--ice); }
.nav a.ext { color: var(--muted); }
.nav a.ext::before { content: "\2197"; font-size: 0.85em; margin-inline-end: 4px; }

.lang { position: relative; }
.lang summary {
  list-style: none; cursor: pointer; padding: 8px 14px; border-radius: 8px;
  border: 1px solid var(--line); background: rgba(11, 20, 21, 0.7); font-size: 0.95rem;
}
.lang summary::-webkit-details-marker { display: none; }
.lang[open] summary, .lang summary:hover { border-color: var(--line-strong); }
.lang ul {
  position: absolute; inset-inline-end: 0; top: calc(100% + 8px); z-index: 60;
  margin: 0; padding: 8px; list-style: none; width: min(300px, 90vw);
  background: #0a1213; border: 1px solid var(--line-strong); border-radius: 10px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px; box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7);
}
.lang li a { display: block; padding: 7px 10px; border-radius: 6px; color: var(--text); text-decoration: none; font-size: 0.95rem; }
.lang li a:hover, .lang li a[aria-current="true"] { background: rgba(63, 208, 196, 0.12); color: var(--ice); }

/* ---------- Quick exit: lives in the sticky header, so it is always reachable and never covers text ---------- */
.quick-exit {
  background: var(--alarm); color: #fff; text-decoration: none; white-space: nowrap;
  font: 700 1.1rem/1 var(--display); letter-spacing: 0.03em;
  padding: 10px 16px; border-radius: 8px; border: 1px solid #fff;
  box-shadow: 0 0 0 3px rgba(255, 77, 79, 0.25);
}
.quick-exit:hover { background: #e03133; color: #fff; }
.quick-exit.float { position: fixed; inset-inline-end: 14px; bottom: 14px; z-index: 100; padding: 14px 20px; }

/* ---------- Type ---------- */
h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.02; margin: 0 0 14px; }
h1 {
  font-size: clamp(3rem, 6.2vw, 5.2rem); letter-spacing: 0.005em;
  background: linear-gradient(180deg, #ffffff 0%, #d9e1e1 48%, #8c9a9b 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: #e6ecec;
}
h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); color: #fff; }
h3 { font-size: 1.5rem; color: #fff; line-height: 1.1; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 58ch; }

.status { display: inline-flex; align-items: center; gap: 10px; margin: 0 0 20px; color: var(--ice); font-size: 0.98rem; }
.status i { width: 9px; height: 9px; border-radius: 50%; background: var(--teal-hi); box-shadow: 0 0 0 4px rgba(63, 208, 196, 0.2), 0 0 14px var(--teal-hi); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(40px, 8vw, 96px) 0 clamp(36px, 6vw, 80px); }
.hero::before {
  content: ""; position: absolute; inset-block-start: -30%; inset-inline-end: -10%; width: 75%; height: 140%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(0, 150, 138, 0.3), rgba(0, 150, 138, 0) 72%);
}
.hero-grid { position: relative; display: grid; gap: 24px; grid-template-columns: 1.25fr 0.75fr; align-items: center; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }

/* The one animated moment: the shield sends three pulses, then rests. */
.hero-logo { position: relative; justify-self: center; width: min(100%, 470px); aspect-ratio: 1; display: grid; place-items: center; }
.hero-logo img {
  position: relative; z-index: 2; width: 82%; height: auto;
  -webkit-mask-image: radial-gradient(closest-side, #000 70%, transparent 100%);
  mask-image: radial-gradient(closest-side, #000 70%, transparent 100%);
}
.hero-logo .ring {
  position: absolute; inset: 14%; border-radius: 50%; border: 1px solid var(--teal-hi);
  opacity: 0; z-index: 1; animation: pulse 3.2s cubic-bezier(0.2, 0.6, 0.3, 1) 3 both;
}
.hero-logo .r2 { animation-delay: 0.9s; }
.hero-logo .r3 { animation-delay: 1.8s; }
.hero-logo::before, .hero-logo::after {
  content: ""; position: absolute; border-radius: 50%; border: 1px dashed rgba(63, 208, 196, 0.22); z-index: 0;
}
.hero-logo::before { inset: 4%; }
.hero-logo::after { inset: -6%; border-style: solid; border-color: rgba(63, 208, 196, 0.1); }
@keyframes pulse {
  0% { transform: scale(0.8); opacity: 0.7; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px;
  padding: 14px 26px; border-radius: 10px; text-decoration: none; cursor: pointer;
  font: 700 1.2rem/1 var(--display); letter-spacing: 0.02em;
  color: #021412; border: 1px solid var(--ice);
  background: linear-gradient(180deg, #5fe3d8, #12a89c);
  box-shadow: 0 0 0 0 rgba(63, 208, 196, 0), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.btn:hover { color: #021412; box-shadow: 0 0 28px rgba(63, 208, 196, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.5); transform: translateY(-1px); }
.btn.ghost { color: var(--ice); background: rgba(63, 208, 196, 0.08); border-color: var(--line-strong); box-shadow: none; }
.btn.ghost:hover { background: rgba(63, 208, 196, 0.2); color: #fff; box-shadow: 0 0 22px rgba(63, 208, 196, 0.25); }

/* ---------- Sections ---------- */
section.block { padding: clamp(32px, 5.5vw, 64px) 0; }
section.block + section.block { border-top: 1px solid rgba(63, 208, 196, 0.1); }

/* Framed panels: corner ticks mark a framed object */
.frame, .panel, .card, .vault {
  position: relative; border: 1px solid var(--line); border-radius: 6px; padding: 26px;
  background: linear-gradient(180deg, rgba(20, 36, 37, 0.6), rgba(8, 15, 16, 0.6));
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.frame::before, .panel::before, .card::before, .vault::before,
.frame::after, .panel::after, .card::after, .vault::after {
  content: ""; position: absolute; width: 16px; height: 16px; border: 0 solid var(--teal-hi); pointer-events: none;
}
.frame::before, .panel::before, .card::before, .vault::before { top: -1px; inset-inline-start: -1px; border-top-width: 2px; border-inline-start-width: 2px; border-start-start-radius: 6px; }
.frame::after, .panel::after, .card::after, .vault::after { bottom: -1px; inset-inline-end: -1px; border-bottom-width: 2px; border-inline-end-width: 2px; border-end-end-radius: 6px; }
.panel.warn { border-color: rgba(255, 77, 79, 0.4); }
.panel.warn::before, .panel.warn::after { border-color: var(--alarm); }

.duo { display: grid; gap: 18px; grid-template-columns: 1.35fr 1fr; }
.duo .frame { display: flex; flex-direction: column; gap: 6px; padding: 32px; }
.duo .frame h3 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.duo .frame p { color: var(--muted); margin: 0 0 14px; max-width: 46ch; }
.duo .frame a.more { margin-top: auto; font-weight: 600; }
.strip {
  grid-column: 1 / -1; display: flex; gap: 18px; align-items: baseline; flex-wrap: wrap;
  padding: 18px 26px; border: 1px dashed var(--line); border-radius: 6px; color: var(--muted);
}
.strip h3 { margin: 0; font-size: 1.4rem; }
.strip p { margin: 0; }

.grid3 { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
.card { display: flex; flex-direction: column; gap: 6px; }
.card h3 { margin-bottom: 6px; }
.card p { color: var(--muted); margin: 0; }
.card .tag {
  font: 700 3.4rem/0.9 var(--display); margin-bottom: 8px;
  background: linear-gradient(180deg, #ffffff, #5fe3d8 70%, #00968a);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: var(--teal-hi);
}

/* Alert flow: a signal line with three nodes */
.steps { counter-reset: s; display: grid; gap: 28px; padding: 0; margin: 28px 0 0; list-style: none; grid-template-columns: repeat(3, 1fr); }
.steps li { counter-increment: s; position: relative; padding-top: 62px; }
.steps li::before {
  content: counter(s); position: absolute; top: 0; inset-inline-start: 0;
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  font: 700 1.4rem/1 var(--display); color: var(--ice);
  background: #071413; border: 2px solid var(--teal-hi); box-shadow: 0 0 20px rgba(63, 208, 196, 0.4);
}
.steps li::after {
  content: ""; position: absolute; top: 22px; inset-inline-start: 58px; inset-inline-end: -14px; height: 2px;
  background: linear-gradient(90deg, var(--teal-hi), rgba(63, 208, 196, 0.1));
}
.steps li:last-child::after { display: none; }
.steps h3 { margin-bottom: 6px; }
.steps p { margin: 0; color: var(--muted); max-width: 32ch; }

ul.check, ul.cross { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
ul.check li, ul.cross li { position: relative; padding-inline-start: 36px; }
ul.check li::before, ul.cross li::before {
  position: absolute; inset-inline-start: 0; top: 2px; width: 22px; height: 22px; border-radius: 5px;
  display: grid; place-items: center; font: 700 0.85rem/1 var(--body);
}
ul.check li::before { content: "\2713"; background: rgba(63, 208, 196, 0.14); color: var(--teal-hi); border: 1px solid var(--line-strong); }
ul.cross li::before { content: "!"; background: rgba(255, 77, 79, 0.14); color: #ff9a9b; border: 1px solid rgba(255, 77, 79, 0.5); }
.two { display: grid; gap: 22px; grid-template-columns: 1fr 1fr; }

.vault {
  display: flex; gap: 24px; align-items: center; justify-content: space-between; flex-wrap: wrap;
  border-style: dashed; border-color: var(--line-strong);
  background: radial-gradient(ellipse at 0% 0%, rgba(0, 150, 138, 0.22), transparent 60%), rgba(8, 15, 16, 0.7);
}
.vault .status { margin-bottom: 8px; }
.vault p { margin: 0; color: var(--muted); max-width: 52ch; }
.vault h2 { margin-bottom: 8px; }

/* ---------- Inner page header ---------- */
.page-head { padding: clamp(36px, 6vw, 72px) 0 16px; }
.page-head.with-art { display: grid; gap: 32px; grid-template-columns: 1.1fr 0.9fr; align-items: center; }
.page-head h1 { font-size: clamp(2.4rem, 5.2vw, 4.2rem); margin-bottom: 14px; }

/* Console illustration (decorative, no text) */
.console {
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 10px; padding: 12px; border-radius: 8px;
  border: 1px solid var(--line-strong); background: rgba(7, 14, 15, 0.8); box-shadow: 0 0 60px rgba(0, 150, 138, 0.18);
}
.console .q { display: grid; gap: 8px; align-content: start; }
.console .row { display: flex; align-items: center; gap: 10px; padding: 11px 12px; border-radius: 5px; background: rgba(63, 208, 196, 0.06); border: 1px solid rgba(63, 208, 196, 0.12); }
.console .row.sel { border-color: var(--teal-hi); background: rgba(63, 208, 196, 0.14); }
.console .dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.console .dot.hi { background: var(--alarm); box-shadow: 0 0 10px var(--alarm); }
.console .dot.mid { background: var(--amber); }
.console .dot.lo { background: var(--teal-hi); }
.console .bar { height: 7px; border-radius: 4px; background: rgba(232, 238, 238, 0.28); }
.console .w80 { width: 80%; } .console .w60 { width: 60%; } .console .w45 { width: 45%; }
.console .map {
  position: relative; min-height: 190px; border-radius: 5px; overflow: hidden; border: 1px solid rgba(63, 208, 196, 0.12);
  background-image:
    linear-gradient(rgba(63, 208, 196, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63, 208, 196, 0.09) 1px, transparent 1px);
  background-size: 28px 28px; background-color: #060d0e;
}
.console .pin { position: absolute; top: 46%; inset-inline-start: 50%; width: 14px; height: 14px; margin: -7px; border-radius: 50%; background: var(--alarm); box-shadow: 0 0 14px var(--alarm); }
.console .pin::after { content: ""; position: absolute; inset: -14px; border-radius: 50%; border: 1px solid rgba(255, 77, 79, 0.6); }

/* ---------- Forms ---------- */
form.tg { display: grid; gap: 16px; max-width: 640px; }
label { display: grid; gap: 6px; font-weight: 600; font-size: 0.98rem; }
input[type="text"], input[type="email"], input[type="number"], textarea {
  width: 100%; font: inherit; color: var(--text); background: rgba(5, 10, 11, 0.85);
  border: 1px solid rgba(63, 208, 196, 0.25); border-radius: 6px; padding: 12px 14px; min-height: 48px;
}
textarea { min-height: 120px; resize: vertical; }
input:focus, textarea:focus { border-color: var(--teal-hi); outline: 2px solid var(--ice); outline-offset: 1px; box-shadow: 0 0 18px rgba(63, 208, 196, 0.25); }
.check-row { display: flex; gap: 12px; align-items: flex-start; font-weight: 400; }
.check-row input { width: 22px; height: 22px; margin-top: 3px; accent-color: var(--teal); flex: none; }
.note { color: var(--muted); font-size: 0.95rem; }
.hp { position: absolute; inset-inline-start: -5000px; height: 0; overflow: hidden; }

/* ---------- FAQ ---------- */
details.faq { background: rgba(14, 24, 25, 0.6); border: 1px solid var(--line); border-radius: 6px; padding: 0 20px; margin-bottom: 10px; }
details.faq[open] { border-color: var(--line-strong); }
details.faq summary { cursor: pointer; padding: 16px 0; font-weight: 700; list-style: none; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: "+"; float: inline-end; color: var(--teal-hi); font-size: 1.4rem; line-height: 1; }
details.faq[open] summary::after { content: "\2212"; }
details.faq p { margin: 0 0 16px; color: var(--muted); }

/* ---------- Footer ---------- */
.site-footer { margin-top: 40px; border-top: 1px solid var(--line); background: rgba(3, 6, 7, 0.85); padding: 32px 0 48px; color: var(--muted); font-size: 0.95rem; }
.site-footer .disc { border: 1px solid rgba(255, 77, 79, 0.45); background: rgba(255, 77, 79, 0.07); padding: 14px 16px; border-radius: 6px; color: #ffd0d1; margin: 0 0 22px; }
.foot-grid { display: flex; gap: 24px; justify-content: space-between; flex-wrap: wrap; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }

/* ---------- Language chooser (root) ---------- */
.choose { text-align: center; padding: 48px 0; }
.choose .hero-logo { margin: 0 auto 8px; width: min(70vw, 280px); }
.choose h1 { margin-bottom: 8px; }
.choose ul { list-style: none; padding: 0; margin: 28px auto 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; max-width: 780px; }
.choose a { display: block; padding: 14px; border: 1px solid var(--line); border-radius: 6px; background: rgba(14, 24, 25, 0.6); color: var(--text); text-decoration: none; font-weight: 600; }
.choose a:hover { border-color: var(--teal-hi); color: var(--ice); box-shadow: 0 0 18px rgba(63, 208, 196, 0.2); }

/* Phones illustration */
.shot { padding-block: 8px 24px; }
.shot-fig { margin: 0; padding: 10px; }
.shot-fig img { width: 100%; height: auto; border-radius: 4px; }
.shot-fig figcaption { padding: 12px 6px 4px; color: var(--muted); font-size: 0.95rem; }
.page-head + .shot { padding-top: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .nav { width: 100%; order: 3; }
  .nav a { padding: 8px 10px; }
}
@media (max-width: 860px) {
  .hero-grid, .grid3, .two, .duo, .page-head.with-art { grid-template-columns: 1fr; }
  .hero-logo { order: -1; width: min(70%, 300px); justify-self: start; }
  [dir="rtl"] .hero-logo { justify-self: end; }
  .steps { grid-template-columns: 1fr; gap: 22px; }
  .steps li { padding-top: 0; padding-inline-start: 66px; min-height: 58px; }
  .steps li::after { top: 50px; bottom: -22px; height: auto; width: 2px; inset-inline-start: 22px; inset-inline-end: auto; background: linear-gradient(180deg, var(--teal-hi), rgba(63, 208, 196, 0.1)); }
  .nav { width: 100%; order: 3; }
  .nav a { padding: 8px 10px; }
  .console { grid-template-columns: 1fr; }
  .console .map { min-height: 120px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-logo .ring { animation: none; opacity: 0; }
  .btn, .nav a::after { transition: none; }
}
@media print { .quick-exit, .site-header, .lang, body::before { display: none; } body { background: #fff; color: #000; } }

/* ======== v4: product presentation ======== */
.hero2 { padding-block: clamp(32px, 6vw, 72px) clamp(28px, 5vw, 56px); }
.hero2 .hero-grid { grid-template-columns: 1fr 1.05fr; gap: clamp(20px, 4vw, 56px); }
.hero2 h1 { font-size: clamp(2.5rem, 5.2vw, 4.4rem); line-height: 1; }
.hero-phones { position: relative; margin: 0; }
.hero-phones .glow { position: absolute; inset: 6% 2% 10%; background: radial-gradient(closest-side, rgba(63, 208, 196, 0.38), rgba(0, 150, 138, 0) 72%); filter: blur(10px); }
.hero-phones img { position: relative; width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line-strong); box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6), 0 0 60px rgba(0, 150, 138, 0.25); }
.hero-phones figcaption { position: relative; margin-top: 10px; color: var(--muted); font-size: 0.85rem; }
.pills { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 28px 0 0; }
.pills li { padding: 8px 14px; border: 1px solid var(--line-strong); border-radius: 999px; background: rgba(63, 208, 196, 0.08); color: var(--ice); font-size: 0.92rem; }

/* signal row */
.sigrow { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr) 1.1fr; gap: 14px; padding: 0; margin: 30px 0 0; align-items: stretch; }
.sig { position: relative; display: flex; flex-direction: column; gap: 14px; justify-content: space-between; min-height: 150px; padding: 18px; border: 1px solid var(--line); border-radius: 8px; background: linear-gradient(180deg, rgba(20, 36, 37, 0.7), rgba(8, 15, 16, 0.7)); color: var(--teal-hi); }
.sig strong { color: #fff; font: 700 1.5rem/1 var(--display); }
.sig:not(.out)::after { content: "\2192"; position: absolute; inset-inline-end: -13px; top: 50%; z-index: 2; width: 12px; color: var(--teal-hi); font-size: 1rem; transform: translateY(-50%); }
[dir="rtl"] .sig:not(.out)::after { content: "\2190"; }
.sig.out { border-color: rgba(255, 77, 79, 0.6); color: #ff8587; background: linear-gradient(180deg, rgba(255, 77, 79, 0.16), rgba(40, 8, 9, 0.7)); box-shadow: 0 0 40px rgba(255, 77, 79, 0.18); }
.sig .eq { display: flex; align-items: flex-end; gap: 4px; height: 26px; }
.sig .eq i { display: block; width: 5px; height: 100%; border-radius: 3px; background: currentColor; transform-origin: bottom; opacity: 0.8; animation: eq 1.4s ease-in-out infinite; }
.sig .eq i:nth-child(2) { animation-delay: -0.3s; } .sig .eq i:nth-child(3) { animation-delay: -0.6s; }
.sig .eq i:nth-child(4) { animation-delay: -0.9s; } .sig .eq i:nth-child(5) { animation-delay: -1.1s; }
.sig.s3 .eq i { animation-name: eqquiet; }
@keyframes eq { 0%, 100% { transform: scaleY(0.25); } 50% { transform: scaleY(1); } }
@keyframes eqquiet { 0%, 100% { transform: scaleY(0.08); } 50% { transform: scaleY(0.14); } }
.ico { flex: none; }

/* feature grid */
.fgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 30px; }
.feat { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 22px; border: 1px solid var(--line); border-radius: 8px; background: linear-gradient(180deg, rgba(20, 36, 37, 0.62), rgba(8, 15, 16, 0.62)); transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease; }
.feat:hover { border-color: var(--line-strong); transform: translateY(-2px); box-shadow: 0 12px 40px rgba(0, 150, 138, 0.15); }
.feat-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--teal-hi); margin-bottom: 4px; }
.feat h3 { font-size: 1.4rem; margin: 0; }
.feat p { margin: 0; color: var(--muted); font-size: 0.99rem; line-height: 1.55; }
.chip { display: inline-flex; align-items: center; gap: 7px; padding: 4px 10px; border-radius: 999px; font: 600 0.78rem/1.3 var(--body); border: 1px solid; white-space: nowrap; margin-inline-end: 12px; }
.feat .chip { margin-inline-end: 0; }
.chip i { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.chip.active { color: #5fe3d8; border-color: rgba(63, 208, 196, 0.55); background: rgba(63, 208, 196, 0.1); }
.chip.test { color: var(--amber); border-color: rgba(255, 176, 32, 0.55); background: rgba(255, 176, 32, 0.1); }
.chip.soon { color: #9db7c9; border-color: rgba(157, 183, 201, 0.45); background: rgba(157, 183, 201, 0.08); }

.steps.s4 { grid-template-columns: repeat(4, 1fr); }
.orgbox { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 32px; align-items: center; padding: 32px; }
.orgbox p { color: var(--muted); max-width: 52ch; }
.orgbox .console { margin: 0; }
.legend { display: grid; gap: 12px; margin: 22px 0; }
.legend p { margin: 0; color: var(--muted); display: flex; align-items: center; flex-wrap: wrap; }
.testnote { border-color: rgba(255, 176, 32, 0.5); }
.testnote::before, .testnote::after { border-color: var(--amber); }
.testnote p { margin: 0; color: #ffe2a8; }
.cta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 22px; }
.cta .actions { margin-top: 0; }
.cta .lead { margin-bottom: 0; }

@media (max-width: 1100px) {
  .sigrow { grid-template-columns: repeat(2, 1fr); }
  .sig:not(.out)::after { display: none; }
  .fgrid { grid-template-columns: repeat(2, 1fr); }
  .steps.s4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .hero2 .hero-grid, .orgbox { grid-template-columns: 1fr; }
  .steps.s4 { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .fgrid { grid-template-columns: 1fr; }
  .sig { min-height: 120px; }
}
@media (prefers-reduced-motion: reduce) { .sig .eq i { animation: none; transform: scaleY(0.6); } .feat { transition: none; } }
@media (max-width: 1100px) { .sig.out { grid-column: 1 / -1; min-height: 90px; } }

/* ======== v5: store and product site ======== */
.bar { gap: 8px 12px; }
.nav details.dd { position: relative; }
.nav details.dd summary { list-style: none; cursor: pointer; padding: 10px 12px; font-size: 0.95rem; color: var(--text); border-radius: 6px; }
.nav details.dd summary::-webkit-details-marker { display: none; }
.nav details.dd summary::after { content: "\25BE"; margin-inline-start: 6px; color: var(--teal-hi); font-size: 0.8em; }
.nav details.dd[open] summary, .nav details.dd summary:hover, .nav details.dd[data-cur] summary { color: var(--ice); background: rgba(63, 208, 196, 0.1); }
.ddp { position: absolute; inset-inline-start: 0; top: calc(100% + 8px); z-index: 70; min-width: 230px; display: grid; padding: 8px; background: #0a1213; border: 1px solid var(--line-strong); border-radius: 10px; box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7); }
.ddp a { padding: 10px 12px; border-radius: 6px; }
.ddp a::after { display: none; }
.ddp a:hover, .ddp a[aria-current="page"] { background: rgba(63, 208, 196, 0.12); color: var(--ice); }
.login { display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px; border: 1px solid var(--line-strong); border-radius: 8px; color: var(--ice); text-decoration: none; font-size: 0.95rem; background: rgba(63, 208, 196, 0.08); white-space: nowrap; }
.login:hover { background: rgba(63, 208, 196, 0.2); color: #fff; }
.login .ico { width: 18px; height: 18px; }

.pgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 28px; }
.pcard { display: flex; flex-direction: column; gap: 8px; padding: 22px; }
.pcard h3 { font-size: 1.7rem; margin: 6px 0 0; }
.pcard p { margin: 0; color: var(--muted); }
.pcard .pp { color: #fff; font-weight: 700; font-size: 1.15rem; margin-top: 6px; }
.pcard .pp small, .pv small { color: var(--muted); font-weight: 400; font-size: 0.8rem; }
.pcard-art { height: 210px; display: grid; place-items: center; overflow: hidden; border-radius: 6px; background: radial-gradient(ellipse at 50% 60%, rgba(0, 150, 138, 0.18), rgba(5, 8, 10, 0.6)); border: 1px solid rgba(63, 208, 196, 0.12); }
.pcard-art .devart { height: 100%; width: auto; max-width: 100%; }
.pcard-art .pimg { width: 100%; height: 100%; object-fit: cover; object-position: 78% 50%; }
.pcard-act { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: auto; padding-top: 12px; }
.pcard .btn { min-height: 44px; padding: 10px 18px; font-size: 1.05rem; }
a.more { font-weight: 600; }

.whogrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 28px; }
.whocard { display: flex; flex-direction: column; gap: 8px; padding: 22px; border: 1px solid var(--line); border-radius: 8px; text-decoration: none; background: linear-gradient(180deg, rgba(20, 36, 37, 0.62), rgba(8, 15, 16, 0.62)); transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease; }
.whocard:hover { border-color: var(--teal-hi); transform: translateY(-2px); box-shadow: 0 12px 40px rgba(0, 150, 138, 0.2); }
.whocard .wi { color: var(--teal-hi); }
.whocard h3 { margin: 4px 0 0; font-size: 1.5rem; }
.whocard p { margin: 0; color: var(--muted); font-size: 0.98rem; line-height: 1.5; }

.phero { padding: clamp(32px, 6vw, 72px) 0 clamp(16px, 3vw, 32px); }
.phero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(20px, 4vw, 56px); align-items: center; }
.phero h1 { font-size: clamp(2.3rem, 4.8vw, 4rem); line-height: 1.02; }
.phero-art { display: grid; place-items: center; }
.phero-art .devart { width: min(100%, 360px); height: auto; }
.phero-art .ringart { width: min(100%, 360px); height: auto; }
.phero-art .pimg { width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line-strong); box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6), 0 0 60px rgba(0, 150, 138, 0.25); }

.pricebox { display: flex; flex-wrap: wrap; gap: 22px; align-items: center; justify-content: space-between; padding: 30px; }
.pricebox h2 { margin-bottom: 6px; }
.pricebox .pl { margin: 0; color: var(--muted); }
.pricebox .pv { margin: 6px 0; font: 700 clamp(1.8rem, 3.5vw, 2.6rem)/1.1 var(--display); color: #fff; }
.pricebox .note { margin: 0; max-width: 56ch; }
.pt { font-size: clamp(2.2rem, 4.6vw, 3.6rem); }
.pills.pay { margin-top: 14px; }
.helpbox { border-color: rgba(63, 208, 196, 0.45); }
.helpbox p, .panel > p { margin: 0; color: var(--muted); }
.panel > h2 { font-size: clamp(1.5rem, 2.8vw, 2rem); }
.contactcard h2 { font-size: 2rem; }
.tagline { color: var(--ice); margin: 0 0 12px; }
.clist { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.stable { display: grid; gap: 8px; }
.srow { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; border: 1px solid var(--line); border-radius: 6px; background: rgba(14, 24, 25, 0.6); }
.srow .chip { margin: 0; }
select { width: 100%; font: inherit; color: var(--text); background: rgba(5, 10, 11, 0.85); border: 1px solid rgba(63, 208, 196, 0.25); border-radius: 6px; padding: 12px 14px; min-height: 48px; }
.vault p { margin: 0; }
.site-footer .foot-grid { align-items: flex-start; }
.site-footer a { color: var(--teal-hi); }
.testnote h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin-bottom: 8px; }
.testnote .more { display: inline-block; margin-top: 10px; }

@media (max-width: 1100px) {
  .whogrid { grid-template-columns: repeat(2, 1fr); }
  .pgrid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .phero-grid { grid-template-columns: 1fr; }
  .phero-art { order: -1; justify-items: start; }
  .phero-art .devart, .phero-art .ringart { width: min(70%, 260px); }
  .pgrid { grid-template-columns: 1fr; }
  .nav details.dd { width: 100%; }
  .ddp { position: static; box-shadow: none; margin-top: 4px; }
}
@media (max-width: 560px) { .whogrid { grid-template-columns: 1fr; } }

/* ======== v5.1: compact mobile header, product photos ======== */
.menu-panel { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; flex: 1; justify-content: flex-end; }
.menu-btn { display: none; align-items: center; gap: 8px; padding: 10px 14px; min-height: 44px; border: 1px solid var(--line-strong); border-radius: 8px; background: rgba(63, 208, 196, 0.08); color: var(--ice); font: 600 0.95rem var(--body); cursor: pointer; }
.mlogin { display: none; }
.devimg { display: block; width: auto; max-width: 100%; height: auto; margin-inline: auto; filter: drop-shadow(0 18px 30px rgba(0, 0, 0, 0.6)) drop-shadow(0 0 28px rgba(63, 208, 196, 0.22)); }
.pcard-art .devimg { height: 100%; width: auto; padding: 10px 0; object-fit: contain; }
.phero-art .devimg { width: auto; max-height: 400px; }
.duo-dev { display: flex; gap: 18px; align-items: center; justify-content: center; }
.duo-dev .devimg { max-height: 330px; width: auto; max-width: 48%; margin: 0; }
.specs .srow strong { font-weight: 600; text-align: end; color: #fff; }
.specs .srow span { color: var(--muted); }
@media (max-width: 1180px) { .menu-panel { flex-basis: 100%; order: 5; justify-content: flex-start; } .nav { width: auto; order: 0; } }
@media (max-width: 860px) {
  .bar { min-height: 64px; gap: 8px; }
  .brand-logo { height: 52px; }
  .menu-btn { display: inline-flex; }
  .login:not(.mlogin) span { display: none; }
  .login:not(.mlogin) { padding: 11px; min-height: 44px; }
  .mlogin { display: inline-flex; }
  .quick-exit { padding: 10px 12px; font-size: 1rem; }
  .menu-panel { flex-direction: column; align-items: stretch; width: 100%; gap: 4px; padding: 8px 0 12px; }
  .menu-panel { display: none; }
  .menu-toggle:checked ~ .menu-panel { display: flex; }
  .menu-toggle:checked ~ .menu-btn { background: rgba(63, 208, 196, 0.22); }
  .menu-toggle:focus-visible ~ .menu-btn { outline: 3px solid var(--ice); outline-offset: 3px; }
  .nav { flex-direction: column; align-items: stretch; width: 100%; }
  .nav a, .nav details.dd summary { padding: 12px 10px; }
  .lang ul { position: static; width: 100%; box-shadow: none; margin-top: 6px; }
  .lang summary { display: block; }
  .phero-art .devimg { max-height: 260px; }
  .duo-dev .devimg { max-height: 220px; }
}
.pcard-art .devimg { height: auto; max-height: 190px; width: auto; max-width: 100%; padding: 0; }
@media (max-width: 860px) { .phero-art { order: 0; justify-items: center; } .phero-art .devimg { max-height: 240px; } }
@media (max-width: 860px) { .site-header .menu-panel { max-height: calc(100vh - 90px); overflow-y: auto; } }

.menu-toggle { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
@media (max-width: 860px) {
  .menu-toggle:checked ~ .menu-panel { position: absolute; top: 100%; left: 0; right: 0; width: auto; z-index: 90; padding: 10px 16px 16px; background: #05080a; border-bottom: 1px solid var(--line-strong); box-shadow: 0 30px 60px rgba(0, 0, 0, 0.7); max-height: calc(100vh - 72px); max-height: calc(100dvh - 72px); overflow-y: auto; }
}

/* ---------- Monitoring console (illustration) ---------- */
.mon { padding: clamp(16px, 3vw, 30px); }
.mon-head h2, .mon-head h3 { font-size: clamp(1.6rem, 3vw, 2.3rem); margin-bottom: 8px; }
.mon-head p { color: var(--muted); max-width: 70ch; margin: 0; }
.mon-ui { display: grid; grid-template-columns: 0.95fr 1.25fr; gap: 16px; margin: 20px 0 18px; align-items: start; }
.mon-bar { display: flex; align-items: center; gap: 8px; padding: 0 2px 10px; font: 700 0.78rem/1 var(--body); letter-spacing: 0.1em; text-transform: uppercase; color: var(--teal-hi); }
.live { width: 8px; height: 8px; border-radius: 50%; background: #2fd39a; box-shadow: 0 0 10px #2fd39a; }
.qlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.qrow { display: grid; grid-template-columns: 12px 1fr auto auto; gap: 6px 12px; align-items: center; padding: 10px 12px; border-radius: 6px; border: 1px solid; font-size: 0.9rem; }
.qrow.r { border-color: rgba(255, 77, 79, 0.75); background: rgba(255, 77, 79, 0.12); box-shadow: 0 0 24px rgba(255, 77, 79, 0.18); }
.qrow.y { border-color: rgba(255, 176, 32, 0.5); background: rgba(255, 176, 32, 0.07); }
.qrow.g { border-color: rgba(47, 211, 154, 0.28); background: rgba(47, 211, 154, 0.05); }
.qd { width: 12px; height: 12px; border-radius: 50%; }
.r .qd { background: var(--alarm); box-shadow: 0 0 10px var(--alarm); }
.y .qd { background: var(--amber); }
.g .qd { background: #2fd39a; }
.qid { display: grid; line-height: 1.25; min-width: 0; }
.qid b { font-size: 1rem; letter-spacing: 0.03em; }
.qid small, .qv small { color: var(--muted); font-size: 0.74rem; }
.qv { display: grid; text-align: center; line-height: 1.2; }
.qv b { font-size: 1rem; }
.take { grid-column: 2 / -1; justify-self: start; padding: 5px 12px; border-radius: 4px; background: var(--alarm); color: #fff; font-weight: 700; font-size: 0.78rem; }
.mapwrap { position: relative; border-radius: 8px; overflow: hidden; border: 1px solid var(--line-strong); box-shadow: 0 0 50px rgba(0, 150, 138, 0.18); }
.monsvg { display: block; width: 100%; height: auto; }
.pr { transform-box: fill-box; transform-origin: center; animation: prpulse 2.2s ease-out infinite; }
.pr.p2 { animation-delay: 1.1s; }
@keyframes prpulse { from { transform: scale(1); opacity: 0.9; } to { transform: scale(3.4); opacity: 0; } }
.moncard { position: absolute; inset-block-end: 10px; inset-inline-start: 10px; display: grid; gap: 3px; max-width: 48%; padding: 10px 12px; border-radius: 6px; background: rgba(5, 8, 10, 0.92); border: 1px solid rgba(255, 77, 79, 0.75); font-size: 0.82rem; }
.moncard b { font-size: 1.05rem; }
.mc-t { display: flex; align-items: center; gap: 6px; color: var(--alarm); font-weight: 700; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; }
.mc-t i { width: 8px; height: 8px; border-radius: 50%; background: var(--alarm); }
.mc-v { display: flex; gap: 12px; color: var(--muted); font-style: normal; }
.mc-v em { font-style: normal; }
.moncard .take { grid-column: auto; }
.mon-legend { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.mon-legend li { display: flex; gap: 12px; padding: 14px; border-radius: 6px; border: 1px solid; }
.mon-legend li.r { border-color: rgba(255, 77, 79, 0.5); } .mon-legend li.y { border-color: rgba(255, 176, 32, 0.45); } .mon-legend li.g { border-color: rgba(47, 211, 154, 0.4); }
.mon-legend i { flex: none; width: 14px; height: 14px; margin-top: 6px; border-radius: 50%; }
.mon-legend .r i { background: var(--alarm); } .mon-legend .y i { background: var(--amber); } .mon-legend .g i { background: #2fd39a; }
.mon-legend p { margin: 2px 0 0; color: var(--muted); font-size: 0.9rem; line-height: 1.45; }
@media (max-width: 860px) { .mon-ui, .mon-legend { grid-template-columns: 1fr; } .moncard { max-width: 70%; } }
@media (prefers-reduced-motion: reduce) { .pr { animation: none; opacity: 0; } }

/* ---------- Photos ---------- */
.photo { display: block; width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line-strong); box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55), 0 0 60px rgba(0, 150, 138, 0.2); }
.orgbox .photo.kit { max-height: 300px; object-fit: cover; }
.kitfig { margin: 0 0 28px; }
.kitfig .photo { max-height: 380px; object-fit: cover; }
.diagram { margin: 0; }
.specgrid { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: clamp(16px, 4vw, 48px); align-items: center; margin-bottom: 16px; }
.specgrid figure { margin: 0; }
.specgrid .devimg { max-height: 360px; }
.phero-art .photo { max-height: 380px; object-fit: cover; }
@media (max-width: 860px) { .specgrid { grid-template-columns: 1fr; } .specgrid .devimg { max-height: 240px; } }

/* ---- v8: nav additions ---- */
.nav a.navbuy { border: 1px solid var(--line-strong); border-radius: 8px; background: rgba(63, 208, 196, 0.1); color: var(--ice); font-weight: 600; }
.mextra { display: none; }
@media (max-width: 860px) {
  .mextra { display: flex; flex-direction: column; gap: 2px; border-top: 1px solid var(--line); margin-top: 6px; padding-top: 6px; }
  .mextra a { padding: 12px 10px; color: var(--muted); text-decoration: none; }
  .nav a.navbuy { margin-block: 4px; }
}

/* ---------- Mobile safety: no sideways scrolling, simple language list ---------- */
html, body { max-width: 100%; overflow-x: clip; }
.site-header, .site-header .bar, .menu-panel, .nav { min-width: 0; max-width: 100%; }
@media (max-width: 860px) {
  .lang { position: static; width: 100%; }
  .lang summary { width: 100%; box-sizing: border-box; text-align: start; }
  .lang ul { position: static !important; inset: auto !important; width: 100% !important; max-width: 100%; box-sizing: border-box; margin: 6px 0 0; padding: 6px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2px 6px; max-height: none; overflow: visible; box-shadow: none; }
  .lang li a { padding: 12px 10px; }
  .ddp { min-width: 0; width: 100%; box-sizing: border-box; }
  .menu-toggle:checked ~ .menu-panel { overflow-x: hidden; }
}
@media (max-width: 860px) { .menu-panel, .menu-toggle:checked ~ .menu-panel { flex-wrap: nowrap !important; flex-direction: column; } .menu-panel > * { flex: 0 0 auto; width: 100%; box-sizing: border-box; } }

/* ---------- Four products, launch prices ---------- */
.pgrid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1100px) { .pgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .pgrid { grid-template-columns: 1fr; } }
.pp small.pl2, .pv small.pl2 { display: block; margin-top: 4px; color: var(--teal-hi); font-weight: 600; font-size: 0.8rem; }
.pricebox .pl3 { margin: 4px 0 8px; color: var(--ice); font-size: 0.95rem; }
.pcard-art.ble { display: grid; place-items: center; }
.pcard-art.ble .ringart { max-height: 190px; width: auto; }

/* monitoring centres page */
.grid2 { display: grid; gap: 18px; grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .grid2 { grid-template-columns: 1fr; } }
.bul { margin: 10px 0 0; padding-inline-start: 1.2em; color: var(--muted); display: grid; gap: 6px; }
.card .feat-top { margin-bottom: 8px; }
.phero + .wrap.note, .phero > .wrap.note { margin-top: 8px; }
.grid4 { display: grid; gap: 18px; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1000px) { .grid4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid4 { grid-template-columns: 1fr; } }
.price { font: 700 1.6rem/1.2 var(--display); color: var(--ice); margin: 6px 0 4px; }
.price small { font: 500 0.85rem var(--body); color: var(--muted); }
.plist { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 0; }
.plist li { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.plist li b { white-space: nowrap; color: var(--ice); }