/* CamNexo website. One stylesheet, no external fonts or scripts. */
:root {
  --bg: #07090f;
  --bg-2: #0b0e17;
  --surface: #10141f;
  --surface-2: #171c2b;
  --line: rgba(255, 255, 255, 0.09);
  --text: #f3f5fb;
  --dim: #98a1b8;
  --faint: #6b7489;
  --blue: #3b82f6;
  --violet: #8b5cf6;
  --green: #22c55e;
  --amber: #f5a524;
  --grad: linear-gradient(135deg, #3b82f6, #8b5cf6);
  --radius: 22px;
  --max: 1160px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1rem; }
h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: -0.025em; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 8px; }
.wrap { width: min(var(--max), 100% - 40px); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--surface-2); padding: 10px 16px; border-radius: 10px; z-index: 100; }
.skip:focus { top: 12px; }

/* ------------------------------------------------------------------ nav */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background 0.35s var(--ease), border-color 0.35s, backdrop-filter 0.35s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(7, 9, 15, 0.72);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border-bottom-color: var(--line);
}
.nav-in { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; font-size: 1.2rem; letter-spacing: -0.02em; }
.logo {
  width: 34px; height: 34px; border-radius: 10px; background: var(--grad);
  display: grid; place-items: center;
  box-shadow: 0 6px 22px -4px rgba(59, 130, 246, 0.6);
}
.logo-img { width: 36px; height: 36px; flex: none; filter: drop-shadow(0 6px 14px rgba(59, 130, 246, 0.45)); }
.logo svg { width: 19px; height: 19px; }
.links { display: flex; align-items: center; gap: 6px; }
.links a { padding: 8px 14px; border-radius: 999px; color: var(--dim); font-size: 0.95rem; transition: color 0.2s, background 0.2s; }
.links a:hover { color: var(--text); background: rgba(255, 255, 255, 0.06); }
.menu-btn { display: none; background: none; border: 1px solid var(--line); color: var(--text); width: 42px; height: 42px; border-radius: 12px; cursor: pointer; }
.menu-btn svg { width: 20px; height: 20px; margin: auto; }

/* -------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 24px; border-radius: 16px; font-weight: 600; font-size: 1rem;
  border: 1px solid var(--line); background: var(--surface-2); color: var(--text);
  cursor: pointer; transition: transform 0.25s var(--ease), box-shadow 0.25s, background 0.25s, border-color 0.25s;
  font-family: inherit;
}
.btn:hover { transform: translateY(-2px); border-color: rgba(255, 255, 255, 0.2); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn svg { width: 19px; height: 19px; }
.btn.primary { background: var(--grad); border-color: transparent; box-shadow: 0 10px 34px -10px rgba(99, 102, 241, 0.8); }
.btn.primary:hover { box-shadow: 0 16px 42px -10px rgba(99, 102, 241, 0.95); }
.btn.small { padding: 9px 18px; border-radius: 12px; font-size: 0.92rem; }
.btn[aria-disabled="true"] { opacity: 0.55; cursor: not-allowed; transform: none; }

/* ----------------------------------------------------------------- hero */
.hero { position: relative; padding: 150px 0 90px; overflow: hidden; isolation: isolate; }
.glow { position: absolute; border-radius: 50%; filter: blur(90px); opacity: 0.5; z-index: -1; animation: drift 18s ease-in-out infinite alternate; }
.glow.a { width: 560px; height: 560px; background: #3b82f6; left: -160px; top: -120px; opacity: 0.32; }
.glow.b { width: 520px; height: 520px; background: #8b5cf6; right: -140px; top: 40px; opacity: 0.3; animation-duration: 23s; animation-direction: alternate-reverse; }
.glow.c { width: 380px; height: 380px; background: #14b8a6; left: 38%; bottom: -200px; opacity: 0.16; animation-duration: 27s; }
@keyframes drift { to { transform: translate(60px, 40px) scale(1.12); } }
.grid-bg {
  position: absolute; inset: 0; z-index: -1; opacity: 0.5;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 20%, transparent 75%);
}
.hero-grid { display: grid; grid-template-columns: 1.02fr 1fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; padding: 7px 15px 7px 11px; border-radius: 999px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.04); color: var(--dim); font-size: 0.88rem; margin-bottom: 26px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6); animation: ping 2s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 9px rgba(34, 197, 94, 0); } 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); } }
h1 { font-size: clamp(2.5rem, 5.6vw, 4.5rem); font-weight: 800; letter-spacing: -0.04em; }
.gradient-text { background: linear-gradient(120deg, #60a5fa, #a78bfa 55%, #34d399); -webkit-background-clip: text; background-clip: text; color: transparent; background-size: 200% 100%; animation: shine 8s linear infinite; }
@keyframes shine { to { background-position: -200% 0; } }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--dim); max-width: 34em; margin: 24px 0 34px; }
.cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-note { margin-top: 22px; font-size: 0.88rem; color: var(--faint); }

/* hero visual: laptop + phone, linked by a moving signal */
.stage { position: relative; min-height: 470px; }
.laptop {
  position: absolute; right: 0; top: 34px; width: 88%;
  border-radius: 18px; background: var(--surface); border: 1px solid var(--line);
  box-shadow: 0 50px 90px -40px rgba(0, 0, 0, 0.9), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  overflow: hidden;
  animation: float 9s ease-in-out infinite;
}
.laptop .bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; background: var(--bg-2); border-bottom: 1px solid var(--line); }
.laptop .bar i { width: 10px; height: 10px; border-radius: 50%; background: #2a3042; }
.laptop .bar span { margin-left: auto; font-size: 0.72rem; color: var(--faint); letter-spacing: 0.06em; }
.laptop .screen { position: relative; aspect-ratio: 16 / 9; background: radial-gradient(120% 120% at 30% 20%, #243b6b, #101426 60%, #0a0d18); overflow: hidden; }
.person { position: absolute; left: 50%; bottom: -8%; transform: translateX(-50%); width: 38%; }
.person .head { width: 46%; aspect-ratio: 1; border-radius: 50%; background: linear-gradient(160deg, #f1c7a5, #d9a47f); margin: 0 auto -6%; position: relative; z-index: 2; box-shadow: 0 8px 22px -8px rgba(0,0,0,.5); }
.person .body { width: 100%; aspect-ratio: 1.15; border-radius: 50% 50% 0 0 / 60% 60% 0 0; background: linear-gradient(160deg, #4f6bd8, #2f3f8f); }
.chip {
  position: absolute; display: inline-flex; align-items: center; gap: 7px; font-size: 0.7rem; font-weight: 600;
  background: rgba(7, 9, 15, 0.6); backdrop-filter: blur(8px); border: 1px solid var(--line); padding: 5px 10px; border-radius: 999px;
}
.chip.live { left: 12px; top: 12px; color: #86efac; }
.chip.rez { right: 12px; top: 12px; color: var(--text); }
.chip.src { left: 12px; bottom: 12px; color: var(--dim); }
.chip .dot { width: 6px; height: 6px; }

.phone {
  position: absolute; left: 0; bottom: 0; width: 204px; aspect-ratio: 9 / 19;
  border-radius: 34px; background: #05070c; border: 1px solid rgba(255, 255, 255, 0.16); padding: 9px;
  box-shadow: 0 40px 70px -24px rgba(0, 0, 0, 0.95), 0 0 60px -10px rgba(59, 130, 246, 0.35);
  animation: float 7s ease-in-out -2s infinite;
}
.phone-screen { height: 100%; border-radius: 26px; overflow: hidden; background: var(--bg); position: relative; display: flex; flex-direction: column; align-items: center; padding: 14px 10px 10px; }
.phone-screen::before { content: ""; position: absolute; inset: -30% -10% auto; height: 70%; background: radial-gradient(closest-side, rgba(34, 197, 94, 0.28), transparent); }
.ph-head { position: relative; width: 100%; display: flex; align-items: center; justify-content: space-between; font-size: 0.66rem; font-weight: 700; }
.ph-head .pill { color: #86efac; border: 1px solid rgba(34, 197, 94, 0.4); background: rgba(34, 197, 94, 0.12); padding: 2px 8px; border-radius: 99px; font-size: 0.56rem; }
.radar { position: relative; width: 120px; height: 120px; margin: 22px 0 8px; display: grid; place-items: center; }
.radar b { position: absolute; inset: 0; border-radius: 50%; border: 1.5px solid rgba(34, 197, 94, 0.55); animation: ring 2.8s var(--ease) infinite; opacity: 0; }
.radar b:nth-child(2) { animation-delay: 0.93s; }
.radar b:nth-child(3) { animation-delay: 1.86s; }
@keyframes ring { 0% { transform: scale(0.42); opacity: 0.8; } 100% { transform: scale(1); opacity: 0; } }
.radar .core { width: 50px; height: 50px; border-radius: 50%; background: linear-gradient(135deg, #22c55e, #14b8a6); display: grid; place-items: center; box-shadow: 0 0 26px rgba(34, 197, 94, 0.55); position: relative; }
.radar .core svg { width: 24px; height: 24px; }
.ph-t { position: relative; font-weight: 700; font-size: 0.82rem; }
.ph-s { position: relative; color: var(--dim); font-size: 0.62rem; margin-bottom: 12px; }
.ph-stats { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 5px; width: 100%; }
.ph-stats div { background: var(--surface); border: 1px solid var(--line); border-radius: 9px; padding: 6px 6px; }
.ph-stats small { display: block; font-size: 0.42rem; color: var(--faint); letter-spacing: 0.06em; }
.ph-stats strong { font-size: 0.82rem; }
.ph-stop { position: relative; margin-top: auto; width: 100%; text-align: center; background: #222737; border: 1px solid var(--line); border-radius: 12px; padding: 8px 0; font-size: 0.66rem; font-weight: 600; }

.signal { position: absolute; left: 150px; top: 250px; width: 190px; height: 80px; z-index: 3; pointer-events: none; }
.signal path { fill: none; stroke: url(#sg); stroke-width: 2.2; stroke-linecap: round; stroke-dasharray: 3 9; animation: flow 1.4s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -24; } }
@keyframes float { 50% { transform: translateY(-12px); } }

/* ------------------------------------------------------------- sections */
section { position: relative; padding: 96px 0; }
.sec-head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.kicker { color: #8fb4ff; font-weight: 600; font-size: 0.86rem; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 14px; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); font-weight: 800; }
.sec-head p { color: var(--dim); font-size: 1.1rem; margin-top: 16px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card {
  position: relative; padding: 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line);
  transition: transform 0.4s var(--ease), border-color 0.3s; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity 0.35s;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 0%), rgba(99, 102, 241, 0.16), transparent 60%);
}
.card:hover { transform: translateY(-5px); border-color: rgba(129, 140, 248, 0.45); }
.card:hover::before { opacity: 1; }
.card > * { position: relative; }
.ico { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 20px; background: rgba(99, 102, 241, 0.14); border: 1px solid rgba(129, 140, 248, 0.28); }
.ico svg { width: 23px; height: 23px; stroke: #a5b4fc; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card h3 { font-size: 1.18rem; margin-bottom: 10px; letter-spacing: -0.01em; }
.card p { color: var(--dim); margin: 0; font-size: 0.99rem; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; position: relative; }
.step { position: relative; padding: 30px 28px; border-radius: var(--radius); background: linear-gradient(180deg, var(--surface), var(--bg-2)); border: 1px solid var(--line); }
.step::before {
  counter-increment: s; content: counter(s); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  background: var(--grad); font-weight: 800; margin-bottom: 20px; box-shadow: 0 8px 24px -6px rgba(99, 102, 241, 0.7);
}
.step h3 { font-size: 1.15rem; margin-bottom: 8px; }
.step p { color: var(--dim); margin: 0; }

.res-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 8px; }
.res {
  padding: 12px 22px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line); font-weight: 700;
  transition: transform 0.3s var(--ease), border-color 0.3s, background 0.3s;
}
.res small { display: block; font-weight: 500; color: var(--faint); font-size: 0.74rem; }
.res:hover, .res.on { transform: translateY(-3px); border-color: rgba(129, 140, 248, 0.6); background: var(--surface-2); }
.res.on { box-shadow: 0 10px 30px -12px rgba(99, 102, 241, 0.8); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split h2 { margin-bottom: 18px; }
.split > div > p { color: var(--dim); font-size: 1.08rem; }
.ticks { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.ticks li { display: flex; gap: 14px; color: var(--dim); }
.ticks li::before {
  content: ""; flex: none; width: 22px; height: 22px; margin-top: 2px; border-radius: 50%;
  background: rgba(34, 197, 94, 0.16) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2322c55e' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center / 14px no-repeat;
}
.ticks strong { color: var(--text); font-weight: 600; }

.diagram { position: relative; padding: 36px; border-radius: 28px; background: linear-gradient(160deg, var(--surface), var(--bg-2)); border: 1px solid var(--line); overflow: hidden; }
.diagram::after { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: var(--violet); filter: blur(100px); opacity: 0.18; right: -80px; top: -80px; }
.flow { position: relative; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 14px; z-index: 1; }
.node { text-align: center; }
.node .box { width: 82px; height: 82px; border-radius: 22px; display: grid; place-items: center; background: var(--surface-2); border: 1px solid var(--line); margin: 0 auto 10px; }
.node .box svg { width: 36px; height: 36px; stroke: #a5b4fc; fill: none; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.node small { color: var(--dim); font-size: 0.85rem; }
.wire { position: relative; height: 3px; border-radius: 3px; background: repeating-linear-gradient(90deg, rgba(139, 92, 246, 0.9) 0 8px, transparent 8px 18px); animation: wire 1s linear infinite; background-size: 18px 3px; }
@keyframes wire { to { background-position: 18px 0; } }
.wire span { position: absolute; left: 50%; top: -34px; transform: translateX(-50%); font-size: 0.78rem; color: var(--faint); white-space: nowrap; }
.nocloud { position: relative; z-index: 1; display: flex; align-items: center; gap: 12px; margin-top: 34px; padding: 14px 18px; border-radius: 14px; border: 1px dashed rgba(255, 255, 255, 0.2); color: var(--dim); font-size: 0.93rem; }
.nocloud svg { flex: none; width: 22px; height: 22px; stroke: var(--amber); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.platforms { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.plat { display: flex; flex-direction: column; padding: 28px 24px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); transition: transform 0.4s var(--ease), border-color 0.3s, box-shadow 0.3s; }
.plat:hover { transform: translateY(-5px); border-color: rgba(129, 140, 248, 0.45); }
.plat.me { border-color: rgba(129, 140, 248, 0.7); box-shadow: 0 20px 60px -26px rgba(99, 102, 241, 0.9); }
.plat .os { width: 48px; height: 48px; margin-bottom: 18px; fill: #c7d2fe; }
.plat h3 { font-size: 1.25rem; }
.plat .sub { color: var(--faint); font-size: 0.88rem; margin: 4px 0 16px; }
.badge { align-self: flex-start; padding: 4px 11px; border-radius: 99px; font-size: 0.76rem; font-weight: 600; margin-bottom: 18px; }
.badge.early { color: #86efac; background: rgba(34, 197, 94, 0.13); border: 1px solid rgba(34, 197, 94, 0.35); }
.badge.soon { color: #fcd34d; background: rgba(245, 165, 36, 0.12); border: 1px solid rgba(245, 165, 36, 0.32); }
.plat .btn { margin-top: auto; width: 100%; }
.plat .fine { font-size: 0.8rem; color: var(--faint); margin: 12px 0 0; min-height: 2.4em; }
.plat .hash { display: block; margin-top: 8px; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 0.68rem; word-break: break-all; color: var(--faint); opacity: 0.8; }

.faq { max-width: 780px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { border-radius: 18px; background: var(--surface); border: 1px solid var(--line); transition: border-color 0.3s, background 0.3s; }
.faq details[open] { border-color: rgba(129, 140, 248, 0.45); background: var(--surface-2); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 24px; font-weight: 600; display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 10px; height: 10px; border-right: 2px solid var(--dim); border-bottom: 2px solid var(--dim); transform: rotate(45deg); transition: transform 0.35s var(--ease); margin-right: 4px; }
.faq details[open] summary::after { transform: rotate(225deg); }
.faq .ans { padding: 0 24px 22px; color: var(--dim); animation: fade 0.45s var(--ease); }
.faq .ans p:last-child { margin: 0; }
@keyframes fade { from { opacity: 0; transform: translateY(-6px); } }

.band { margin-top: 20px; padding: 56px 40px; border-radius: 32px; text-align: center; position: relative; overflow: hidden; background: linear-gradient(135deg, rgba(59, 130, 246, 0.22), rgba(139, 92, 246, 0.22)); border: 1px solid rgba(129, 140, 248, 0.3); }
.band h2 { margin-bottom: 14px; }
.band p { color: var(--dim); max-width: 38em; margin: 0 auto 28px; font-size: 1.08rem; }

footer { border-top: 1px solid var(--line); padding: 56px 0 40px; background: var(--bg-2); }
.foot { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 36px; }
.foot p { color: var(--faint); font-size: 0.92rem; max-width: 22em; margin-top: 14px; }
.foot h4 { margin: 0 0 14px; font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.foot li a { color: var(--dim); font-size: 0.95rem; transition: color 0.2s; }
.foot li a:hover { color: var(--text); }
.legal { margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--faint); font-size: 0.85rem; display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }

/* ------------------------------------------------------------ doc pages */
.doc-hero { padding: 140px 0 30px; position: relative; isolation: isolate; }
.doc-hero h1 { font-size: clamp(2.1rem, 4.4vw, 3.3rem); }
.doc-hero p { color: var(--dim); max-width: 40em; margin-top: 16px; font-size: 1.1rem; }
.doc-hero .meta { color: var(--faint); font-size: 0.9rem; margin-top: 18px; }
.doc { display: grid; grid-template-columns: 240px 1fr; gap: 56px; padding: 30px 0 100px; align-items: start; }
.toc { position: sticky; top: 92px; display: grid; gap: 2px; font-size: 0.92rem; }
.toc a { padding: 8px 14px; border-radius: 10px; color: var(--dim); border-left: 2px solid var(--line); border-radius: 0 10px 10px 0; transition: all 0.2s; }
.toc a:hover, .toc a.on { color: var(--text); border-left-color: var(--blue); background: rgba(255, 255, 255, 0.04); }
.prose { max-width: 740px; }
.prose h2 { font-size: 1.55rem; margin: 48px 0 14px; scroll-margin-top: 90px; letter-spacing: -0.02em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.1rem; margin: 26px 0 8px; }
.prose p, .prose li { color: #b9c1d6; }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 1rem; }
.prose li { margin-bottom: 8px; }
.prose a { color: #93b8ff; border-bottom: 1px solid rgba(147, 184, 255, 0.35); }
.prose a:hover { border-bottom-color: #93b8ff; }
.prose strong { color: var(--text); }
.prose code { background: var(--surface-2); border: 1px solid var(--line); padding: 1px 7px; border-radius: 7px; font-size: 0.88em; color: #c7d2fe; }
.callout { margin: 22px 0; padding: 18px 20px; border-radius: 16px; background: rgba(245, 165, 36, 0.08); border: 1px solid rgba(245, 165, 36, 0.3); color: #f3dcae; }
.callout.info { background: rgba(59, 130, 246, 0.08); border-color: rgba(59, 130, 246, 0.32); color: #cbdcff; }
.callout.good { background: rgba(34, 197, 94, 0.08); border-color: rgba(34, 197, 94, 0.3); color: #c6f3d6; }
.callout p, .callout li { color: inherit; }
.callout p:last-child { margin: 0; }
.callout strong { color: inherit; }
.tbl { width: 100%; border-collapse: collapse; margin: 18px 0 26px; font-size: 0.95rem; }
.tbl th, .tbl td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; color: #b9c1d6; }
.tbl th { color: var(--text); font-weight: 600; background: var(--surface); }
.tbl tr:first-child th:first-child { border-top-left-radius: 12px; }
.tbl tr:first-child th:last-child { border-top-right-radius: 12px; }

/* ------------------------------------------------------- scroll reveal */
.rv { opacity: 0; transform: translateY(26px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); transition-delay: var(--d, 0ms); }
.rv.in { opacity: 1; transform: none; }
.no-js .rv { opacity: 1; transform: none; }

/* ---------------------------------------------------------- responsive */
@media (max-width: 1000px) {
  .hero-grid, .split { grid-template-columns: 1fr; }
  .stage { max-width: 560px; margin: 20px auto 0; width: 100%; }
  .cards, .steps { grid-template-columns: 1fr 1fr; }
  .platforms { grid-template-columns: 1fr 1fr; }
  .foot { grid-template-columns: 1fr 1fr; }
  .doc { grid-template-columns: 1fr; gap: 20px; }
  .toc { position: static; display: flex; flex-wrap: wrap; gap: 8px; }
  .toc a { border: 1px solid var(--line); border-radius: 99px; padding: 6px 14px; }
}
@media (max-width: 720px) {
  section { padding: 70px 0; }
  .hero { padding-top: 120px; }
  .menu-btn { display: grid; }
  .links {
    position: absolute; left: 12px; right: 12px; top: 74px; flex-direction: column; align-items: stretch; padding: 10px;
    background: rgba(13, 16, 26, 0.96); backdrop-filter: blur(18px); border: 1px solid var(--line); border-radius: 20px;
    opacity: 0; transform: translateY(-10px); pointer-events: none; transition: opacity 0.3s, transform 0.3s var(--ease);
  }
  .nav.open .links { opacity: 1; transform: none; pointer-events: auto; }
  .links a { padding: 14px 16px; }
  .cards, .steps, .platforms { grid-template-columns: 1fr; }
  .stage { min-height: 420px; }
  .phone { width: 168px; }
  .laptop { width: 92%; }
  .signal { display: none; }
  .flow { grid-template-columns: 1fr; gap: 28px; }
  .wire { width: 3px; height: 54px; margin: 0 auto; background: repeating-linear-gradient(180deg, rgba(139, 92, 246, 0.9) 0 8px, transparent 8px 18px); background-size: 3px 18px; animation-name: wireV; }
  .wire span { left: 20px; top: 50%; transform: translateY(-50%); }
  @keyframes wireV { to { background-position: 0 18px; } }
  .band { padding: 40px 22px; }
  .foot { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .rv { opacity: 1; transform: none; }
}