:root {
  --ink: #102f36;
  --ink-soft: #587278;
  --canvas: #f5faf9;
  --paper: #ffffff;
  --mist: #eaf5f3;
  --line: #d7e6e4;
  --teal: #0da899;
  --teal-dark: #08786f;
  --teal-soft: #d8f4ef;
  --group-action: #16836a;
  --navy: #071b24;
  --navy-2: #0d2a34;
  --sky: #59cbe8;
  --gold: #e3b44f;
  --danger: #d55365;
  --shadow-sm: 0 10px 30px rgb(20 64 68 / .09);
  --shadow-lg: 0 28px 80px rgb(9 45 53 / .17);
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 30px;
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { min-width: 320px; margin: 0; overflow-x: hidden; background: var(--canvas); color: var(--ink); }
body.nav-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
p, h1, h2, h3 { margin-top: 0; }
p { line-height: 1.68; }
svg { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.sr-only, .skip-link:not(:focus) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
.skip-link { position: fixed; z-index: 100; top: 12px; left: 12px; padding: 10px 14px; border-radius: 8px; background: var(--paper); color: var(--ink); box-shadow: var(--shadow-sm); }
:focus-visible { outline: 3px solid rgb(13 168 153 / .38); outline-offset: 3px; }

.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  min-height: 76px;
  padding: 0 max(28px, calc((100vw - 1340px) / 2));
  border-bottom: 1px solid rgb(215 230 228 / .8);
  background: rgb(245 250 249 / .86);
  backdrop-filter: blur(18px);
}
.brand, .footer-brand { display: inline-flex; align-items: center; gap: 11px; font-size: 1.08rem; font-weight: 850; letter-spacing: -.02em; }
.brand img, .footer-brand img { border-radius: 12px; box-shadow: 0 5px 14px rgb(5 70 73 / .16); }
.site-nav { display: flex; justify-content: flex-end; align-items: center; gap: 4px; color: var(--ink-soft); font-size: .92rem; font-weight: 650; }
.site-nav a { padding: 10px 13px; border-radius: 10px; transition: background .2s ease, color .2s ease; }
.site-nav a:hover, .site-nav a.active { background: rgb(13 168 153 / .08); color: var(--teal-dark); }
.site-nav .nav-cta { margin-left: 8px; padding: 11px 16px; background: var(--navy); color: #fff; }
.site-nav .nav-cta:hover { background: var(--teal-dark); color: #fff; }
.nav-toggle { display: none; justify-self: end; width: 44px; height: 44px; padding: 9px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); }
.nav-toggle span:not(.sr-only) { display: block; width: 20px; height: 2px; margin: 4px auto; border-radius: 2px; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }

.section { width: min(100%, 1240px); margin: 0 auto; padding: 108px 28px; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin-bottom: 15px; color: var(--teal-dark); font-size: .76rem; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.eyebrow > span { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px rgb(13 168 153 / .1); }
h1 { margin-bottom: 24px; font-size: clamp(3.4rem, 6.2vw, 6.5rem); line-height: .94; letter-spacing: -.075em; }
h1 em { color: var(--teal); font-style: normal; }
h2 { margin-bottom: 20px; font-size: clamp(2.35rem, 4.3vw, 4.3rem); line-height: 1.02; letter-spacing: -.055em; }
h3 { margin-bottom: 12px; font-size: 1.35rem; line-height: 1.2; letter-spacing: -.025em; }
.section-intro { max-width: 850px; }
.section-intro > p, .split-heading > p { color: var(--ink-soft); font-size: 1.08rem; }
.split-heading { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(300px, .75fr); align-items: end; gap: 50px; max-width: none; }
.split-heading > p { margin-bottom: 6px; }
.centered { margin-right: auto; margin-left: auto; text-align: center; }
.centered .eyebrow { justify-content: center; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 13px 20px; border: 1px solid transparent; border-radius: 13px; font-weight: 800; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button svg { width: 19px; height: 19px; }
.button.primary { background: var(--teal); color: #032c2b; box-shadow: 0 15px 34px rgb(13 168 153 / .24); }
.button.primary:hover { background: #16bcac; }
.button.secondary { border-color: var(--line); background: var(--paper); color: var(--ink); }
.button.secondary:hover { border-color: var(--teal); }

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(440px, .84fr) minmax(620px, 1.16fr);
  align-items: center;
  gap: clamp(34px, 5vw, 82px);
  min-height: calc(100svh - 76px);
  padding: 78px max(28px, calc((100vw - 1440px) / 2)) 96px;
  background:
    radial-gradient(circle at 82% 12%, rgb(89 203 232 / .17), transparent 27%),
    radial-gradient(circle at 14% 70%, rgb(13 168 153 / .13), transparent 25%),
    var(--canvas);
}
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .38; background-image: linear-gradient(rgb(16 47 54 / .045) 1px, transparent 1px), linear-gradient(90deg, rgb(16 47 54 / .045) 1px, transparent 1px); background-size: 54px 54px; mask-image: linear-gradient(to bottom, black, transparent 85%); }
.hero-copy, .hero-product { position: relative; z-index: 1; }
.hero-lede { max-width: 680px; margin-bottom: 0; color: var(--ink-soft); font-size: clamp(1.06rem, 1.45vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-proof { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 42px; padding-top: 22px; border-top: 1px solid var(--line); }
.hero-proof div { display: grid; gap: 3px; }
.hero-proof strong { font-size: .9rem; }
.hero-proof span { color: var(--ink-soft); font-size: .76rem; line-height: 1.35; }

.hero-product { min-width: 0; padding: 34px 0 20px; }
.app-window { --mock-sidebar-width: 210px; overflow: hidden; border: 1px solid #cfd7dc; border-radius: 18px; background: #fff; color: #1e2732; box-shadow: 0 38px 90px rgb(30 39 50 / .2); transform: perspective(1400px) rotateY(-1.5deg) rotateX(.5deg); }
.window-bar { display: grid; grid-template-columns: var(--mock-sidebar-width) minmax(0, 1fr); min-height: 94px; border-bottom: 1px solid #d5dce0; }
.window-bar-sidebar, .window-bar-chat { display: grid; grid-template-rows: 26px 68px; min-width: 0; }
.window-bar-sidebar { border-right: 1px solid #d5dce0; background: #f8f9fa; }
.window-bar-chat { background: #fff; }
.window-titlebar-row { position: relative; display: flex; align-items: center; padding: 0 14px; border-bottom: 1px solid #e0e4e7; background: #f5f6f7; }
.window-dots { display: flex; gap: 7px; }
.window-dots-chat { display: none; }
.window-dots span { width: 10px; height: 10px; border-radius: 50%; background: #55b963; }
.window-dots span:first-child { background: #ec6659; }
.window-dots span:nth-child(2) { background: #e8b43b; }
.mock-window-title { margin: auto; color: #6e7881; font-size: .58rem; font-weight: 700; transform: translateX(calc(var(--mock-sidebar-width) / -2)); }
.app-profile { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 9px; padding: 0 14px; }
.mock-user-avatar { position: relative; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: #71825f; color: #fff; font-size: .62rem; font-weight: 800; }
.mock-user-avatar::after { content: ""; position: absolute; right: -1px; bottom: -1px; width: 8px; height: 8px; border: 2px solid #f8f9fa; border-radius: 50%; background: #2a9c80; }
.mock-profile-identity, .mock-conversation > span:not(.mock-avatar) { display: grid; min-width: 0; }
.app-profile strong { font-size: .75rem; }
.app-profile small { overflow: hidden; color: #7d8993; font-size: .6rem; text-overflow: ellipsis; white-space: nowrap; }
.mock-logout { display: grid; place-items: center; width: 25px; height: 25px; color: #7d8993; }
.mock-logout svg { width: 20px; height: 20px; }
.app-layout { display: grid; grid-template-columns: var(--mock-sidebar-width) minmax(0, 1fr); min-height: 500px; }
.app-sidebar { display: flex; min-width: 0; padding: 10px 12px 9px; flex-direction: column; border-right: 1px solid #d5dce0; background: #f8f9fa; color: #1e2732; }
.mock-connection { display: flex; align-items: center; gap: 7px; margin-bottom: 9px; color: #91aaa9; font-size: .62rem; }
.mock-connection span { width: 8px; height: 8px; border-radius: 50%; background: #20c7b5; box-shadow: 0 0 0 3px rgb(32 199 181 / .12); }
.mock-admin { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 8px; margin-top: 7px; padding: 10px 8px 3px; border-top: 1px solid #d5dce0; color: #56616b; font-size: .61rem; font-weight: 750; }
.mock-admin svg { width: 17px; height: 17px; }
.mock-admin b { color: #a0a9b0; font-size: 1rem; }
.mock-sidebar-spacer { flex: 1 1 auto; min-height: 5px; }
.mock-sidebar-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 10px; }
.mock-sidebar-actions span { display: flex; align-items: center; justify-content: center; gap: 5px; padding: 8px 4px; border: 1px solid #d5dce0; border-radius: 8px; background: #fff; color: #1e2732; text-align: center; font-size: .57rem; font-weight: 700; }
.mock-sidebar-actions span:last-child { background: var(--group-action); color: #fff; }
.mock-sidebar-actions svg { width: 15px; height: 15px; }
.mock-conversation-search { display: flex; align-items: center; gap: 7px; margin-bottom: 6px; padding: 8px 9px; border: 1px solid #d5dce0; border-radius: 9px; background: #fff; color: #7d8993; font-size: .57rem; }
.mock-conversation-search svg { flex: 0 0 auto; width: 13px; height: 13px; }
.mock-conversation-search span { min-width: 0; overflow: hidden; flex: 1; text-overflow: ellipsis; white-space: nowrap; }
.mock-conversation-search kbd { padding: 1px 3px; border: 1px solid #d5dce0; border-radius: 4px; background: #f3f5f6; color: #89949d; font: inherit; }
.mock-section-heading { margin: 5px 8px 3px; color: #8a949d; font-size: .48rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.mock-notes { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 8px; margin: 0 0 4px; padding: 6px 7px; border-radius: 9px; }
.mock-notes-icon { display: grid; place-items: center; width: 29px; height: 29px; border-radius: 8px; background: #edf7f4; color: var(--group-action); }
.mock-notes-icon svg { width: 16px; height: 16px; }
.mock-notes > span:nth-child(2) { display: grid; min-width: 0; }
.mock-notes strong { overflow: hidden; font-size: .68rem; text-overflow: ellipsis; white-space: nowrap; }
.mock-notes small { overflow: hidden; color: #7d8993; font-size: .55rem; text-overflow: ellipsis; white-space: nowrap; }
.mock-notes time { align-self: start; color: #9aa3aa; font-size: .48rem; }
.mock-conversation { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 8px; margin: 1px 0; padding: 6px 7px; border: 1px solid transparent; border-radius: 9px; color: #1e2732; }
.mock-conversation.active { border-color: #d5dce0; background: #fff; box-shadow: 0 2px 6px rgb(30 39 50 / .07); }
.mock-conversation strong { overflow: hidden; font-size: .68rem; text-overflow: ellipsis; white-space: nowrap; }
.mock-conversation small { display: -webkit-box; overflow: hidden; color: #7d8993; font-size: .58rem; line-height: 1.25; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.mock-star { color: #e7b24b; font-size: .73rem; }
.mock-conversation-meta { display: grid; align-self: stretch; justify-items: end; align-content: space-between; min-width: 26px; }
.mock-conversation-meta time { color: #8e989f; font-size: .46rem; white-space: nowrap; }
.mock-more { color: #77838c; font-size: .55rem; letter-spacing: .08em; }
.mock-avatar { position: relative; display: grid; place-items: center; width: 29px; height: 29px; border-radius: 50%; background: #dfe5e8; color: #51616c; font-size: .61rem; font-weight: 800; }
.mock-avatar.group { border: 2px solid var(--group-action); background: #e5ecef; font-size: .72rem; }
.mock-avatar-test { background: linear-gradient(135deg, #4c3626, #8f6c47); color: #fff; }
.mock-avatar-pair { background: transparent; }
.mock-avatar-pair i { position: absolute; display: grid; place-items: center; width: 21px; height: 27px; border: 1px solid #0d2631; border-radius: 50%; background: #823f4b; color: #fff; font-size: .48rem; font-style: normal; }
.mock-avatar-pair i:first-child { left: 0; }
.mock-avatar-pair i:last-child { right: 0; background: #6a2835; }
.app-chat { display: grid; grid-template-rows: 1fr auto; min-width: 0; background: #fff; color: #1e2732; }
.mock-chat-header { display: flex; align-items: center; gap: 9px; min-width: 0; padding: 0 16px; }
.mock-chat-avatar { flex: 0 0 34px; width: 34px; height: 34px; }
.mock-chat-identity { display: grid; min-width: 0; }
.mock-chat-identity strong, .mock-chat-identity small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mock-chat-identity strong { font-size: .75rem; }
.mock-chat-identity small { color: #7d8993; font-size: .54rem; }
.mock-header-actions { display: flex; gap: 4px; margin-left: auto; }
.mock-header-actions svg { width: 26px; height: 26px; padding: 6px; color: #74818a; }
.mock-chat-workspace { display: grid; grid-template-columns: minmax(0, 1fr) 148px; min-width: 0; min-height: 0; }
.mock-chat-empty { place-items: center; background-image: radial-gradient(circle, rgb(255 255 255 / .025) 1px, transparent 1px); background-size: 18px 18px; }
.mock-chat-empty p { max-width: 80%; margin: 0; padding: 10px 13px; border-radius: 10px; background: #0d2a34; color: #86a0a2; font-size: .61rem; line-height: 1.4; text-align: center; }
.mock-thread { display: flex; flex-direction: column; gap: 9px; min-width: 0; padding: 15px 18px; background: #fff; }
.mock-pinned-panel { min-width: 0; padding: 11px 9px; border-left: 1px solid #d5dce0; background: #f8f9fa; }
.mock-pinned-panel > header { display: grid; gap: 2px; padding: 0 2px 9px; border-bottom: 1px solid #dfe4e7; }
.mock-pinned-panel > header strong { font-size: .59rem; }
.mock-pinned-panel > header small { color: #7d8993; font-size: .46rem; }
.mock-pinned-panel article { display: grid; gap: 4px; margin-top: 8px; padding: 8px; border: 1px solid #dfe4e7; border-radius: 8px; background: #fff; }
.mock-pinned-panel article small { color: var(--group-action); font-size: .47rem; }
.mock-pinned-panel article p { display: -webkit-box; margin: 0; overflow: hidden; color: #39444e; font-size: .53rem; line-height: 1.35; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }
.mock-pinned-panel article span { color: var(--group-action); font-size: .45rem; font-weight: 750; }
.mock-message, .mock-poll, .mock-event, .mock-file { border-radius: 10px; box-shadow: 0 5px 15px rgb(0 0 0 / .12); }
.mock-message { align-self: flex-start; max-width: 76%; padding: 9px 11px; background: #f0f2f3; }
.mock-message.mine { align-self: flex-end; background: #dff1ec; }
.mock-message small { color: var(--group-action); font-size: .54rem; }
.mock-message p { margin: 3px 0 0; font-size: .65rem; line-height: 1.45; }
.mock-poll { align-self: flex-end; width: min(84%, 330px); padding: 10px; background: #dff1ec; }
.mock-poll-head { display: flex; align-items: center; gap: 7px; margin-bottom: 8px; font-size: .66rem; }
.mock-poll-head svg { width: 15px; height: 15px; }
.poll-option { position: relative; display: flex; justify-content: space-between; gap: 8px; margin: 5px 0; overflow: hidden; padding: 7px 8px; border: 1px solid #bedbd3; border-radius: 7px; font-size: .57rem; }
.poll-option::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 33%; background: rgb(22 131 106 / .08); }
.poll-option.selected::before { width: 67%; }
.poll-option span, .poll-option b { position: relative; }
.mock-poll > small { color: #607b73; font-size: .5rem; }
.mock-event, .mock-file { display: flex; align-items: center; gap: 9px; align-self: flex-start; padding: 8px 10px; background: #113542; }
.mock-event > span:last-child, .mock-file > span:nth-child(2) { display: grid; min-width: 0; }
.mock-event strong, .mock-file strong { overflow: hidden; font-size: .62rem; text-overflow: ellipsis; white-space: nowrap; }
.mock-event small, .mock-file small { color: #809ba1; font-size: .51rem; }
.calendar-day { display: grid; place-items: center; width: 34px; height: 36px; border-radius: 8px; background: rgb(13 168 153 / .16); color: #73e5d6; }
.calendar-day b { line-height: 1; font-size: .74rem; }
.calendar-day small { font-size: .42rem; }
.file-icon { display: grid; place-items: center; width: 32px; height: 32px; flex: 0 0 32px; border-radius: 8px; background: rgb(89 203 232 / .11); color: #65cfe7; }
.file-icon svg { width: 17px; height: 17px; }
.mock-file { width: min(84%, 340px); }
.mock-file.mine { align-self: flex-end; border: 1px solid #d5dce0; background: #f7f9f9; }
.mock-file button { display: grid; place-items: center; width: 27px; height: 27px; margin-left: auto; padding: 0; border: 1px solid #d5dce0; border-radius: 50%; background: #fff; color: #58656e; }
.mock-file button svg { width: 14px; height: 14px; }
.mock-composer { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; min-height: 54px; padding: 8px 12px; border-top: 1px solid #d5dce0; background: #fff; }
.mock-composer-icons { display: flex; gap: 3px; }
.mock-composer-icons svg { width: 20px; height: 20px; padding: 4px; color: #77838c; }
.mock-composer > span { padding: 8px 10px; border: 1px solid #d5dce0; border-radius: 8px; background: #fff; color: #9ba5ad; font-size: .56rem; }
.mock-composer > b { padding: 8px 10px; border-radius: 8px; background: var(--group-action); color: #fff; font-size: .55rem; }
.floating-note { position: absolute; display: grid; padding: 12px 14px; border: 1px solid rgb(255 255 255 / .7); border-radius: 13px; background: rgb(255 255 255 / .92); box-shadow: var(--shadow-sm); backdrop-filter: blur(12px); }
.floating-note strong { font-size: .74rem; }
.floating-note small { color: var(--ink-soft); font-size: .6rem; }
.note-federation { right: -18px; top: 0; padding-left: 34px; }
.note-federation > span { position: absolute; left: 13px; top: 18px; width: 9px; height: 9px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px rgb(13 168 153 / .12); }
.note-security { left: -34px; bottom: 0; grid-template-columns: auto 1fr; align-items: center; gap: 10px; }
.note-security svg { width: 27px; height: 27px; color: var(--teal-dark); }
.note-security span { display: grid; }

.trust-strip { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; padding: 28px max(28px, calc((100vw - 1240px) / 2)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--paper); }
.trust-strip p { max-width: 570px; margin: 0; color: var(--ink-soft); font-size: .92rem; }
.trust-strip div { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; }
.trust-strip span { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink-soft); font-size: .72rem; font-weight: 750; }

.understand-section { width: min(100%, 1380px); padding-top: 120px; }
.understand-section .section-intro { max-width: 900px; }
.understand-section .section-intro > p:last-child { max-width: 790px; margin: 0 auto; }
.architecture-comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 54px; }
.architecture-card { display: flex; flex-direction: column; min-width: 0; padding: 30px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--paper); box-shadow: var(--shadow-sm); }
.architecture-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.architecture-card-head h3 { margin-bottom: 0; font-size: clamp(1.55rem, 2.2vw, 2.15rem); }
.architecture-kicker { display: block; margin-bottom: 8px; color: var(--ink-soft); font-size: .66rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.architecture-status { display: inline-flex; flex: 0 0 auto; align-items: center; gap: 7px; padding: 8px 11px; border-radius: 999px; font-size: .61rem; font-weight: 850; white-space: nowrap; }
.architecture-status i { width: 7px; height: 7px; border-radius: 50%; }
.centralized-status { border: 1px solid #dce5e7; background: #eef3f4; color: #587078; }
.centralized-status i { background: #82979d; box-shadow: 0 0 0 4px rgb(130 151 157 / .12); }
.architecture-card > p { max-width: 570px; margin: 18px 0 25px; color: var(--ink-soft); font-size: .9rem; }
.network-visual { position: relative; height: 350px; overflow: hidden; border-radius: 20px; }
.network-lines { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; }
.network-person { position: absolute; z-index: 3; display: grid; place-items: center; width: 38px; height: 38px; border: 3px solid #fff; border-radius: 50%; background: #d7e4e6; box-shadow: 0 7px 18px rgb(25 54 60 / .15); color: #526a70; font-size: .58rem; font-weight: 850; }

.centralized-network { border: 1px solid #dde8e9; background-color: #f0f5f5; background-image: radial-gradient(circle, rgb(16 47 54 / .08) 1px, transparent 1px); background-size: 20px 20px; }
.centralized-lines { color: #a7b8bc; }
.centralized-lines path { fill: none; stroke: currentColor; stroke-width: 2; stroke-dasharray: 5 8; }
.centralized-network .person-a { left: 7%; top: 10%; }
.centralized-network .person-b { right: 8%; top: 9%; }
.centralized-network .person-c { right: 4%; top: 49%; }
.centralized-network .person-d { right: 13%; bottom: 6%; }
.centralized-network .person-e { left: 16%; bottom: 7%; }
.centralized-network .person-f { left: 3%; top: 47%; }
.central-provider { position: absolute; z-index: 2; left: 50%; top: 47%; display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 10px 13px; width: 172px; min-height: 142px; padding: 20px; border: 1px solid #c8d5d8; border-radius: 24px; background: #fff; box-shadow: 0 22px 48px rgb(28 61 67 / .19), 0 0 0 12px rgb(255 255 255 / .44); transform: translate(-50%, -50%); }
.provider-lock { position: absolute; top: -13px; right: -11px; display: grid; place-items: center; width: 38px; height: 38px; border: 4px solid #f0f5f5; border-radius: 50%; background: #718a90; color: #fff; }
.provider-lock svg { width: 18px; height: 18px; }
.server-rack { display: grid; gap: 5px; width: 42px; }
.server-rack i { position: relative; display: block; height: 18px; border-radius: 5px; background: #c5d3d6; }
.server-rack i::before { content: ""; position: absolute; left: 7px; top: 7px; width: 4px; height: 4px; border-radius: 50%; background: #6d878d; box-shadow: 8px 0 #9badb1; }
.central-provider strong { font-size: .75rem; line-height: 1.25; }
.central-provider small { grid-column: 1 / -1; color: #7f9297; font-size: .59rem; text-align: center; }
.orbit-label { position: absolute; z-index: 1; right: 18px; bottom: 16px; left: 18px; color: #71888d; font-size: .58rem; font-weight: 750; letter-spacing: .02em; text-align: center; }

.federated-card { border-color: #17434c; background: radial-gradient(circle at 74% 24%, rgb(89 203 232 / .12), transparent 30%), linear-gradient(145deg, #0b2b35, #071b24); box-shadow: var(--shadow-lg); color: #eff9f8; }
.federated-card .architecture-kicker { color: #68ddcd; }
.federated-card > p { color: #91aaaf; }
.federated-status { border: 1px solid rgb(105 224 207 / .24); background: rgb(13 168 153 / .12); color: #86eadc; }
.federated-status i { background: #51d3a1; box-shadow: 0 0 0 4px rgb(81 211 161 / .12); }
.federated-network { border: 1px solid rgb(255 255 255 / .08); background-color: rgb(1 20 27 / .35); background-image: radial-gradient(circle, rgb(255 255 255 / .08) 1px, transparent 1px); background-size: 20px 20px; }
.federated-lines path { fill: none; }
.federated-lines .federation-link { stroke: #49caba; stroke-width: 2.2; stroke-dasharray: 7 7; }
.federated-lines .local-link { stroke: #315f68; stroke-width: 1.4; stroke-dasharray: 3 6; }
.instance-node { position: absolute; z-index: 2; display: grid; justify-items: center; width: 132px; transform: translate(-50%, -50%); text-align: center; }
.instance-alpha { left: 25.2%; top: 28.5%; }
.instance-beta { left: 74.2%; top: 25.2%; }
.instance-gamma { left: 53.3%; top: 74.8%; }
.instance-halo { position: absolute; z-index: -1; top: 14px; width: 76px; height: 76px; border: 1px solid rgb(91 214 198 / .18); border-radius: 50%; box-shadow: 0 0 0 12px rgb(13 168 153 / .045), 0 0 42px rgb(13 168 153 / .2); }
.secure-server { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 8px; border: 1px solid rgb(110 227 211 / .32); border-radius: 14px; background: #123b44; box-shadow: 0 12px 28px rgb(0 0 0 / .34); color: #78e7d8; }
.secure-server svg { width: 27px; height: 27px; }
.instance-node strong { font-size: .62rem; }
.instance-node small { margin-top: 2px; color: #729299; font-size: .51rem; }
.federated-network .network-person { width: 31px; height: 31px; border-width: 2px; border-color: #0c2b35; background: #1d5962; box-shadow: 0 5px 15px rgb(0 0 0 / .3); color: #b7fff5; font-size: .47rem; }
.cloud-person-a { left: 5%; top: 7%; }
.cloud-person-b { left: 7%; top: 37%; }
.cloud-person-c { left: 31%; top: 2%; }
.cloud-person-d { right: 5%; top: 4%; }
.cloud-person-e { right: 2%; top: 34%; }
.cloud-person-f { right: 29%; top: 3%; }
.cloud-person-g { left: 33%; bottom: 2%; }
.cloud-person-h { right: 24%; bottom: 1%; }
.cloud-person-i { left: 49%; bottom: -3px; }
.transit-lock { position: absolute; z-index: 4; display: grid; place-items: center; width: 27px; height: 27px; border: 1px solid rgb(117 232 216 / .4); border-radius: 50%; background: #0b313a; box-shadow: 0 0 0 5px rgb(13 168 153 / .08); color: #76e7d7; }
.transit-lock svg { width: 13px; height: 13px; }
.lock-a { left: 49%; top: 19%; }
.lock-b { left: 64%; top: 49%; }
.lock-c { left: 34%; top: 51%; }

.architecture-result { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 12px; min-height: 68px; margin-top: 18px; padding: 13px 15px; border: 1px solid var(--line); border-radius: 15px; background: #f7faf9; }
.architecture-result > svg { width: 27px; height: 27px; color: var(--teal-dark); }
.architecture-result span { display: grid; gap: 2px; }
.architecture-result strong { font-size: .76rem; }
.architecture-result small { color: var(--ink-soft); font-size: .65rem; line-height: 1.4; }
.federated-card .architecture-result { border-color: rgb(105 224 207 / .18); background: rgb(13 168 153 / .09); }
.federated-card .architecture-result > svg { color: #71e1d2; }
.federated-card .architecture-result small { color: #82a2a7; }

.plain-definitions { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 20px; }
.plain-definitions article { display: grid; grid-template-columns: auto 1fr; align-items: start; gap: 16px; padding: 24px 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); }
.definition-icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; background: var(--teal-soft); color: var(--teal-dark); }
.definition-icon svg { width: 22px; height: 22px; }
.plain-definitions p { display: grid; gap: 5px; margin: 0; }
.plain-definitions strong { font-size: .88rem; }
.plain-definitions p span { color: var(--ink-soft); font-size: .78rem; line-height: 1.55; }

.features-section { padding-top: 120px; }
.feature-bento { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 50px; }
.bento-card { position: relative; min-height: 330px; overflow: hidden; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: var(--shadow-sm); }
.bento-card.wide { grid-column: span 2; }
.feature-icon { display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 22px; border-radius: 13px; background: var(--teal-soft); color: var(--teal-dark); }
.feature-icon svg { width: 23px; height: 23px; }
.feature-tag { display: block; margin-bottom: 8px; color: var(--teal-dark); font-size: .68rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.bento-card p { margin-bottom: 0; color: var(--ink-soft); font-size: .93rem; }
.conversations-card { min-height: 390px; background: linear-gradient(145deg, #fff, #f2fbf9); }
.mini-chat { position: absolute; right: 22px; bottom: 22px; left: 22px; display: flex; flex-direction: column; gap: 7px; }
.mini-chat span { align-self: flex-start; padding: 8px 11px; border-radius: 10px 10px 10px 3px; background: #e6f0ef; color: var(--ink-soft); font-size: .7rem; }
.mini-chat span.mine { align-self: flex-end; border-radius: 10px 10px 3px 10px; background: var(--teal); color: #073b37; }
.mini-chat span:last-child { padding: 5px 9px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font-size: .62rem; }
.mini-results { display: grid; gap: 8px; margin-top: 24px; }
.mini-results span { position: relative; display: flex; justify-content: space-between; overflow: hidden; padding: 9px; border: 1px solid var(--line); border-radius: 9px; font-size: .67rem; }
.mini-results span::before { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--value); background: rgb(13 168 153 / .13); }
.mini-results span > * { position: relative; }
.mini-calendar { display: grid; grid-template-columns: repeat(5, 1fr); gap: 5px; margin-top: 26px; color: var(--ink-soft); text-align: center; }
.mini-calendar span { font-size: .55rem; font-weight: 800; }
.mini-calendar i { padding: 7px 2px; border-radius: 7px; font-size: .66rem; font-style: normal; }
.mini-calendar i.today { border: 1px solid var(--teal); color: var(--teal-dark); }
.mini-calendar i.event { background: var(--teal); color: #fff; }
.mini-files { display: grid; gap: 7px; margin-top: 22px; }
.mini-files span { display: flex; align-items: center; gap: 8px; padding: 8px; border-radius: 9px; background: var(--mist); color: var(--ink-soft); font-size: .66rem; }
.mini-files i { display: grid; place-items: center; width: 32px; height: 27px; border-radius: 6px; background: #fff; color: var(--teal-dark); font-size: .48rem; font-style: normal; font-weight: 850; }
.calls-feature { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; min-height: 390px; background: var(--navy); color: #f0fbfa; }
.calls-feature .feature-tag { color: #6ee2d2; }
.calls-feature p { color: #91abb0; }
.calls-feature .feature-icon { background: rgb(13 168 153 / .16); color: #6ee2d2; }
.mini-call { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; align-self: stretch; padding: 12px; border: 1px solid rgb(255 255 255 / .08); border-radius: 16px; background: #0d2a34; }
.participant { display: grid; place-items: center; border-radius: 12px; background: #16434c; color: #8cecdf; font-size: 1.1rem; font-weight: 850; }
.participant.p1 { grid-row: span 2; background: #1a565d; }
.participant.p2 { background: #304e68; color: #b9e5ff; }
.participant.p3 { background: #56483c; color: #ffdfb0; }
.call-controls { position: absolute; right: 18px; bottom: 18px; left: 18px; display: flex; justify-content: center; gap: 7px; }
.call-controls i { width: 26px; height: 26px; border-radius: 50%; background: rgb(255 255 255 / .13); }
.call-controls i:last-child { background: #bd485a; }
.voice-feature { background: linear-gradient(145deg, #fff, #f5fbfa); }
.carnet-feature { background: linear-gradient(145deg, #fff, #f8fbff); }
.mini-wave { display: flex; align-items: center; gap: 4px; height: 44px; margin-top: 27px; padding: 0 13px; border-radius: 12px; background: var(--mist); }
.mini-wave i { width: 4px; height: 12px; border-radius: 99px; background: var(--teal); }
.mini-wave i:nth-child(2), .mini-wave i:nth-child(8) { height: 21px; }
.mini-wave i:nth-child(3), .mini-wave i:nth-child(6) { height: 31px; }
.mini-wave i:nth-child(4) { height: 17px; }
.mini-wave i:nth-child(5) { height: 37px; background: var(--sky); }
.mini-wave i:nth-child(7) { height: 25px; }
.mini-contact-list { display: grid; gap: 7px; margin-top: 25px; }
.mini-contact-list span { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 7px; padding: 7px; border: 1px solid var(--line); border-radius: 9px; background: #fff; }
.mini-contact-list i { display: grid; place-items: center; width: 25px; height: 25px; border-radius: 50%; background: var(--teal-soft); color: var(--teal-dark); font-size: .59rem; font-style: normal; font-weight: 850; }
.mini-contact-list strong { overflow: hidden; font-size: .62rem; text-overflow: ellipsis; white-space: nowrap; }
.mini-contact-list b { color: var(--teal-dark); font-size: .5rem; }
.continuity-feature { display: grid; grid-template-columns: 1.05fr .95fr; gap: 24px; min-height: 260px; align-items: center; background: linear-gradient(145deg, #effaf8, #fff); }
.continuity-feature .feature-icon { margin-bottom: 16px; }
.continuity-feature p { max-width: 560px; }
.continuity-board { display: grid; gap: 8px; padding: 14px; border: 1px solid var(--line); border-radius: 15px; background: #fff; box-shadow: var(--shadow-sm); }
.continuity-board span { display: flex; align-items: center; justify-content: space-between; padding: 10px 12px; border-radius: 8px; color: var(--ink-soft); font-size: .65rem; }
.continuity-board span.selected { background: var(--teal-soft); color: var(--teal-dark); font-weight: 800; }
.continuity-board b { display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: var(--teal); color: #043b36; font-size: .55rem; }

.work-section { width: min(100%, 1320px); }
.work-section .section-intro { margin-bottom: 0; }
.work-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; margin-top: 50px; }
.work-card { position: relative; min-height: 335px; padding: 28px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: var(--shadow-sm); }
.work-card::after { content: ""; position: absolute; right: -35px; bottom: -50px; width: 135px; height: 135px; border-radius: 50%; background: rgb(13 168 153 / .07); }
.work-card.highlighted { border-color: rgb(13 168 153 / .45); background: linear-gradient(145deg, #fff, #eaf9f6); box-shadow: var(--shadow-lg); }
.work-number { position: absolute; top: 24px; right: 24px; color: #a5c2bf; font-size: .64rem; font-weight: 850; }
.work-card .feature-icon { margin-bottom: 30px; }
.work-card h3 { font-size: 1.45rem; }
.work-card p { color: var(--ink-soft); font-size: .88rem; }
.work-caption { display: block; margin-top: 22px; color: var(--teal-dark); font-size: .65rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.audience-line { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 38px; }
.audience-line span { padding: 9px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--mist); color: var(--ink-soft); font-size: .72rem; font-weight: 750; }

.share-section { width: min(100%, 1320px); }
.share-showcase { display: grid; grid-template-columns: .8fr 1.2fr; align-items: center; gap: 76px; padding: 62px; overflow: hidden; border-radius: var(--radius-lg); background: var(--mist); }
.share-copy h2 { font-size: clamp(2.5rem, 4vw, 4rem); }
.share-copy > p:not(.eyebrow) { color: var(--ink-soft); }
.steps-list { display: grid; gap: 15px; margin: 30px 0 0; padding: 0; list-style: none; }
.steps-list li { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 13px; }
.steps-list li > span { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid rgb(13 168 153 / .26); border-radius: 50%; background: #fff; color: var(--teal-dark); font-size: .72rem; font-weight: 850; }
.steps-list li div { display: grid; }
.steps-list small { margin-top: 2px; color: var(--ink-soft); }
.share-page-mock { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; min-height: 390px; overflow: hidden; border: 8px solid #fff; border-radius: 22px; background: #f0f8f7; box-shadow: var(--shadow-lg); transform: rotate(1.5deg); }
.share-page-mock > section { display: flex; flex-direction: column; justify-content: center; padding: 28px; }
.share-page-mock > section:first-child { background: #fff; }
.mock-brand { display: flex; align-items: center; gap: 9px; margin-bottom: 30px; }
.mock-brand img { border-radius: 9px; }
.share-page-mock h3 { font-size: 1.55rem; }
.share-page-mock p { color: var(--ink-soft); font-size: .78rem; }
.share-page-mock section > div:last-child { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.share-page-mock button { min-height: 38px; border: 1px solid var(--line); border-radius: 9px; background: #fff; color: var(--ink); font-size: .65rem; font-weight: 800; }
.share-page-mock button:last-child { border-color: var(--teal); background: var(--teal); color: #063b37; }
.download-panel { display: grid !important; grid-template-columns: auto minmax(0, 1fr) auto; align-content: center; align-items: center; gap: 12px; background: #0b2731; color: #edf9f8; }
.download-panel > div { display: grid; min-width: 0; }
.download-panel strong { overflow-wrap: anywhere; font-size: .78rem; }
.download-panel small, .download-panel span { color: #77949a; font-size: .57rem; }
.download-file-icon, .download-action { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: rgb(13 168 153 / .16); color: #62d7c8 !important; }
.download-file-icon svg { width: 23px; height: 23px; }
.download-action { width: 46px; height: 46px; border-radius: 50%; background: var(--teal); color: #042f2c !important; }
.download-action svg { width: 22px; height: 22px; }
.share-status { position: absolute; right: 18px; bottom: 16px; display: flex; align-items: center; gap: 7px; padding: 7px 10px; border: 1px solid rgb(255 255 255 / .18); border-radius: 999px; background: rgb(7 27 36 / .76); color: #cfe5e4; font-size: .58rem; backdrop-filter: blur(8px); }
.share-status i { width: 7px; height: 7px; border-radius: 50%; background: #55d8a5; }

.federation-section { overflow: hidden; background: var(--navy); color: #eef9f8; }
.federation-inner { width: min(100%, 1320px); }
.inverted .eyebrow { color: #68ddcd; }
.inverted > p { color: #93adb2; }
.federation-layout { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 70px; margin-top: 58px; }
.federation-map { position: relative; min-height: 410px; }
.instance-card { position: absolute; z-index: 2; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 11px; width: 230px; padding: 14px; border: 1px solid rgb(255 255 255 / .1); border-radius: 15px; background: #0d2a34; box-shadow: 0 18px 40px rgb(0 0 0 / .2); }
.instance-card > span { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: rgb(13 168 153 / .16); color: #75e4d5; font-weight: 850; }
.instance-card div { display: grid; min-width: 0; }
.instance-card strong { font-size: .73rem; }
.instance-card small { color: #78969d; font-size: .58rem; }
.instance-card i { color: #5bd3a4; font-size: .5rem; font-style: normal; }
.instance-a { left: 0; top: 26px; }
.instance-b { right: 0; top: 66px; }
.instance-c { left: 50%; bottom: 20px; transform: translateX(-50%); }
.federation-lines { position: absolute; z-index: 0; inset: 15px 0 0; width: 100%; height: 350px; color: rgb(102 220 204 / .34); }
.federation-lines path { stroke-dasharray: 7 8; }
.federation-center { position: absolute; z-index: 3; left: 50%; top: 47%; display: grid; place-items: center; gap: 7px; transform: translate(-50%, -50%); color: #8ca7ac; font-size: .58rem; text-align: center; }
.federation-center img { border-radius: 14px; box-shadow: 0 0 0 8px rgb(13 168 153 / .08), 0 15px 35px rgb(0 0 0 / .3); }
.federation-points { display: grid; gap: 4px; }
.federation-points article { display: grid; grid-template-columns: auto 1fr; gap: 17px; padding: 19px 0; border-bottom: 1px solid rgb(255 255 255 / .09); }
.federation-points article > span { color: #5bd6c5; font-size: .65rem; font-weight: 850; }
.federation-points strong { font-size: 1rem; }
.federation-points p { margin: 5px 0 0; color: #8da8ad; font-size: .85rem; }

.security-section { width: min(100%, 1320px); padding-bottom: 96px; }
.security-flow { display: grid; grid-template-columns: 1fr 52px 1fr 52px 1fr; align-items: center; gap: 14px; margin-top: 52px; padding: 30px; overflow: hidden; border-radius: var(--radius); background: var(--navy); box-shadow: var(--shadow-lg); color: #edf9f8; }
.security-flow-step { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 3px 11px; min-height: 96px; padding: 18px; border: 1px solid rgb(255 255 255 / .1); border-radius: 14px; background: rgb(255 255 255 / .035); }
.security-flow-step.server { border-color: rgb(13 168 153 / .5); background: rgb(13 168 153 / .13); }
.security-flow-step > span { grid-row: span 2; display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: rgb(13 168 153 / .18); color: #71e1d2; font-size: .62rem; font-weight: 850; }
.security-flow-step strong { font-size: .85rem; }
.security-flow-step small { color: #83a1a6; font-size: .64rem; }
.security-flow > i { position: relative; display: block; height: 1px; background: #2b5d62; }
.security-flow > i::after { content: ""; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-top: 1px solid #5cd7c7; border-right: 1px solid #5cd7c7; transform: rotate(45deg); }
.security-flow > p { grid-column: 1 / -1; margin: 2px 0 0; color: #78979c; font-size: .72rem; text-align: center; }
.security-categories { display: grid; gap: 62px; margin-top: 78px; }
.security-category { padding-top: 27px; border-top: 1px solid var(--line); }
.security-category > header { display: grid; grid-template-columns: minmax(190px, .62fr) 1.38fr; align-items: start; gap: 36px; margin-bottom: 28px; }
.security-category > header span { color: var(--teal-dark); font-size: .69rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.security-category > header h3 { max-width: 760px; margin: 0; font-size: clamp(1.55rem, 2.4vw, 2.3rem); }
.security-detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.security-detail-grid article { position: relative; min-height: 250px; padding: 27px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: var(--shadow-sm); }
.security-detail-grid article::after { content: ""; position: absolute; right: -42px; bottom: -60px; width: 140px; height: 140px; border-radius: 50%; background: rgb(13 168 153 / .055); }
.security-detail-grid b { display: grid; place-items: center; width: 34px; height: 34px; margin-bottom: 33px; border-radius: 10px; background: var(--teal-soft); color: var(--teal-dark); font-size: .62rem; }
.security-detail-grid h4 { position: relative; z-index: 1; margin: 0 0 11px; font-size: 1.08rem; }
.security-detail-grid p { position: relative; z-index: 1; margin: 0; color: var(--ink-soft); font-size: .84rem; line-height: 1.65; }
.security-sovereignty { display: grid; grid-template-columns: .72fr 1.28fr; gap: 56px; margin-top: 82px; padding: 48px; border-radius: var(--radius-lg); background: linear-gradient(135deg, #0b2731, #071b24); color: #eef9f8; box-shadow: var(--shadow-lg); }
.security-sovereignty .eyebrow { color: #69dfcf; }
.security-sovereignty h3 { margin-bottom: 0; font-size: clamp(1.8rem, 3vw, 3rem); }
.security-sovereignty ul { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin: 0; padding: 0; list-style: none; }
.security-sovereignty li { display: grid; align-content: start; gap: 7px; min-height: 132px; padding: 20px; border: 1px solid rgb(255 255 255 / .09); border-radius: 14px; background: rgb(255 255 255 / .035); }
.security-sovereignty li strong { color: #eaf8f6; font-size: .85rem; }
.security-sovereignty li span { color: #87a2a7; font-size: .76rem; line-height: 1.55; }
.security-boundaries { display: grid; grid-template-columns: .7fr 1.3fr; gap: 48px; margin-top: 18px; padding: 38px 42px; border: 1px solid #e4c982; border-radius: var(--radius); background: #fff9e9; }
.security-boundaries .eyebrow { color: #9a6f12; }
.security-boundaries h3 { font-size: 1.5rem; }
.security-boundaries > div:first-child > p:last-child { margin-bottom: 0; color: #766943; font-size: .8rem; }
.security-boundary-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 30px; }
.security-boundary-grid p { display: grid; align-content: start; gap: 5px; margin: 0; }
.security-boundary-grid strong { color: #483c20; font-size: .78rem; }
.security-boundary-grid span { color: #766943; font-size: .73rem; line-height: 1.55; }

.admin-section { background: #e9f3f2; }
.admin-layout { display: grid; grid-template-columns: 1.2fr .8fr; align-items: center; gap: 78px; width: min(100%, 1320px); }
.admin-console { display: grid; grid-template-columns: 150px minmax(0, 1fr); min-height: 410px; overflow: hidden; border: 8px solid #fff; border-radius: 22px; background: #fff; box-shadow: var(--shadow-lg); }
.admin-sidebar { display: flex; flex-direction: column; gap: 5px; padding: 20px 12px; background: var(--navy); color: #8ba5aa; font-size: .62rem; }
.admin-sidebar strong { margin: 0 7px 18px; color: #fff; font-size: .78rem; }
.admin-sidebar span { padding: 9px; border-radius: 8px; }
.admin-sidebar span.active { background: rgb(13 168 153 / .15); color: #6be1d1; }
.admin-content { padding: 24px; background: #f7fbfa; }
.admin-head { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding-bottom: 19px; border-bottom: 1px solid var(--line); }
.admin-head > div { display: grid; }
.admin-head small { color: var(--ink-soft); font-size: .55rem; }
.admin-head strong { font-size: .92rem; }
.admin-head > span { padding: 6px 8px; border-radius: 7px; background: var(--teal-soft); color: var(--teal-dark); font-size: .55rem; font-weight: 800; }
.admin-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 18px 0; }
.admin-stats span { display: grid; gap: 2px; padding: 14px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.admin-stats b { font-size: 1.1rem; }
.admin-stats small { color: var(--ink-soft); font-size: .5rem; }
.admin-setting { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 10px; margin-top: 8px; padding: 11px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.setting-icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; background: var(--mist); color: var(--teal-dark); }
.setting-icon svg { width: 18px; height: 18px; }
.admin-setting div { display: grid; }
.admin-setting strong { font-size: .65rem; }
.admin-setting small { color: var(--ink-soft); font-size: .5rem; }
.admin-setting i { color: var(--teal-dark); font-size: .52rem; font-style: normal; font-weight: 800; }
.admin-copy > p:not(.eyebrow) { color: var(--ink-soft); }
.check-list { display: grid; gap: 12px; margin: 28px 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 29px; color: var(--ink-soft); line-height: 1.5; }
.check-list li::before { content: ""; position: absolute; left: 2px; top: .34em; width: 15px; height: 9px; border-left: 2px solid var(--teal); border-bottom: 2px solid var(--teal); transform: rotate(-45deg); }

.offers-section { width: min(100%, 1040px); }
.offer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 48px; }
.offer-card { position: relative; display: flex; flex-direction: column; min-height: 570px; padding: 36px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: var(--shadow-sm); }
.offer-card.featured { border-color: rgb(13 168 153 / .5); background: linear-gradient(150deg, #fff, #effbf8); box-shadow: var(--shadow-lg); }
.offer-label { margin-bottom: 28px; color: var(--teal-dark); font-size: .72rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.recommended { position: absolute; top: 27px; right: 27px; padding: 7px 9px; border-radius: 999px; background: var(--teal); color: #043a36; font-size: .56rem; font-weight: 850; }
.offer-card h3 { font-size: 1.85rem; }
.offer-description { color: var(--ink-soft); }
.offer-card .check-list { margin-bottom: 34px; }
.offer-card .button { margin-top: auto; }

.faq-section { width: min(100%, 920px); padding-top: 70px; }
.faq-list { display: grid; margin-top: 40px; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 23px 48px 23px 0; cursor: pointer; font-weight: 800; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span::before, .faq-list summary span::after { content: ""; position: absolute; right: 8px; top: 50%; width: 16px; height: 2px; background: var(--teal-dark); transition: transform .2s ease; }
.faq-list summary span::after { transform: rotate(90deg); }
.faq-list details[open] summary span::after { transform: rotate(0); }
.faq-list details p { max-width: 780px; margin: -5px 0 24px; color: var(--ink-soft); }

.cta-section { position: relative; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 50px; margin: 30px; padding: clamp(46px, 7vw, 88px); overflow: hidden; border-radius: var(--radius-lg); background: var(--navy); color: #f0fbfa; }
.cta-section > *:not(.cta-glow) { position: relative; z-index: 1; }
.cta-section h2 { max-width: 880px; margin-bottom: 14px; }
.cta-section p:not(.eyebrow) { max-width: 760px; margin-bottom: 0; color: #92adb1; }
.cta-section .eyebrow { color: #6ee2d2; }
.cta-glow { position: absolute; right: -8%; bottom: -90%; width: 580px; height: 580px; border-radius: 50%; background: rgb(13 168 153 / .22); filter: blur(20px); }
.cta-actions { display: grid; gap: 10px; min-width: 220px; }
.button.light { background: #fff; color: var(--ink); }
.button.ghost { border-color: rgb(255 255 255 / .2); color: #fff; }

.site-footer { padding: 64px max(28px, calc((100vw - 1240px) / 2)) 28px; background: #06171e; color: #e8f4f3; }
.footer-main { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; padding-bottom: 48px; }
.footer-main > div > p { max-width: 440px; margin: 20px 0 0; color: #78959b; font-size: .88rem; }
.site-footer nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.site-footer nav div { display: grid; align-content: start; gap: 10px; }
.site-footer nav strong { margin-bottom: 5px; color: #edf8f7; font-size: .78rem; }
.site-footer nav a { color: #78959b; font-size: .8rem; }
.site-footer nav a:hover { color: #69ddce; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding-top: 22px; border-top: 1px solid rgb(255 255 255 / .08); color: #607e84; font-size: .7rem; }

@media (max-width: 1180px) {
  .hero { grid-template-columns: minmax(380px, .8fr) minmax(540px, 1.2fr); gap: 35px; }
  .hero-proof { gap: 10px; }
  .mock-chat-workspace { grid-template-columns: minmax(0, 1fr) 132px; }
  .feature-bento { grid-template-columns: repeat(2, 1fr); }
  .poll-feature, .calendar-feature, .files-feature { min-height: 320px; }
  .files-feature { grid-column: span 2; }
  .work-grid { grid-template-columns: repeat(2, 1fr); }
  .security-detail-grid { grid-template-columns: repeat(2, 1fr); }
  .security-detail-grid article:last-child { grid-column: span 2; min-height: 220px; }
}

@media (max-width: 980px) {
  .site-header { padding-right: 22px; padding-left: 22px; }
  .nav-toggle { display: block; }
  .site-nav { position: fixed; top: 72px; right: 16px; left: 16px; display: none; align-items: stretch; flex-direction: column; padding: 12px; border: 1px solid var(--line); border-radius: 15px; background: rgb(255 255 255 / .98); box-shadow: var(--shadow-lg); }
  body.nav-open .site-nav { display: flex; }
  .site-nav .nav-cta { margin: 5px 0 0; text-align: center; }
  body.nav-open .nav-toggle span:first-child { transform: translateY(6px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .hero { grid-template-columns: 1fr; padding-top: 70px; }
  .hero-copy { max-width: 760px; }
  .hero-product { width: min(100%, 820px); margin: 0 auto; }
  .trust-strip { grid-template-columns: 1fr; }
  .trust-strip div { justify-content: flex-start; }
  .architecture-comparison { grid-template-columns: 1fr; }
  .architecture-card { width: min(100%, 760px); margin: 0 auto; }
  .plain-definitions { width: min(100%, 760px); margin-right: auto; margin-left: auto; }
  .split-heading { grid-template-columns: 1fr; gap: 6px; }
  .share-showcase, .federation-layout, .admin-layout { grid-template-columns: 1fr; }
  .share-showcase { gap: 46px; padding: 46px; }
  .federation-map { width: min(100%, 680px); margin: 0 auto; }
  .admin-console { width: min(100%, 760px); }
  .security-flow { grid-template-columns: 1fr; }
  .security-flow > i { width: 1px; height: 24px; margin: -6px auto; }
  .security-flow > i::after { right: -3px; top: auto; bottom: 0; transform: rotate(135deg); }
  .security-sovereignty, .security-boundaries { grid-template-columns: 1fr; }
  .cta-section { grid-template-columns: 1fr; }
  .cta-actions { display: flex; flex-wrap: wrap; }
  .footer-main { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .section { padding: 76px 20px; }
  h1 { font-size: clamp(3.1rem, 15vw, 5rem); }
  h2 { font-size: clamp(2.15rem, 10vw, 3.3rem); }
  .hero { padding: 58px 20px 74px; }
  .hero-proof { grid-template-columns: 1fr; }
  .hero-proof div { grid-template-columns: auto 1fr; align-items: baseline; gap: 8px; }
  .app-layout { grid-template-columns: 1fr; }
  .app-sidebar { display: none; }
  .window-bar { grid-template-columns: 1fr; }
  .window-bar-sidebar { display: none; }
  .window-bar-chat { display: grid; }
  .window-dots-chat { display: flex; }
  .mock-window-title { position: absolute; left: 50%; margin: 0; transform: translateX(-50%); }
  .floating-note { display: none; }
  .understand-section { padding-top: 88px; }
  .plain-definitions { grid-template-columns: 1fr; }
  .feature-bento { grid-template-columns: 1fr; }
  .bento-card.wide, .files-feature { grid-column: auto; }
  .calls-feature { grid-template-columns: 1fr; }
  .mini-call { min-height: 230px; }
  .continuity-feature { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: 1fr; }
  .work-card { min-height: 0; }
  .share-showcase { padding: 30px 20px; border-radius: 22px; }
  .share-page-mock { min-height: 470px; grid-template-columns: 1fr; transform: none; }
  .share-page-mock > section { padding: 22px; }
  .download-panel { min-height: 190px; }
  .instance-card { width: 200px; }
  .federation-lines { opacity: .7; }
  .security-category > header { grid-template-columns: 1fr; gap: 10px; }
  .security-detail-grid { grid-template-columns: 1fr; }
  .security-detail-grid article:last-child { grid-column: auto; }
  .security-sovereignty ul, .security-boundary-grid { grid-template-columns: 1fr; }
  .admin-console { grid-template-columns: 1fr; min-height: 0; }
  .admin-sidebar { display: none; }
  .offer-grid { grid-template-columns: 1fr; }
  .offer-card { min-height: 0; }
  .cta-section { margin: 14px; padding: 48px 22px; }
  .cta-actions { display: grid; }
  .site-footer { padding-right: 20px; padding-left: 20px; }
  .site-footer nav { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

@media (max-width: 520px) {
  .hero-actions, .hero-actions .button { width: 100%; }
  .mock-chat-header { align-items: flex-start; }
  .mock-header-actions svg:nth-child(1), .mock-header-actions svg:nth-child(4), .mock-header-actions svg:nth-child(5) { display: none; }
  .mock-chat-workspace { grid-template-columns: 1fr; }
  .mock-pinned-panel { display: none; }
  .mock-thread { padding: 12px; }
  .mock-poll, .mock-event, .mock-file { width: 96%; max-width: none; }
  .mock-composer { grid-template-columns: 1fr auto; }
  .mock-composer-icons { display: none; }
  .trust-strip { padding-right: 20px; padding-left: 20px; }
  .architecture-card { padding: 21px; border-radius: 22px; }
  .architecture-card-head { flex-direction: column; gap: 13px; }
  .architecture-card > p { margin-bottom: 20px; }
  .network-visual { height: 370px; }
  .centralized-lines, .federated-lines { opacity: .75; }
  .central-provider { width: 146px; min-height: 130px; padding: 17px; }
  .network-person { width: 34px; height: 34px; }
  .instance-node { width: 98px; }
  .instance-halo { width: 65px; height: 65px; }
  .secure-server { width: 46px; height: 46px; }
  .instance-node strong { font-size: .55rem; }
  .instance-node small { font-size: .46rem; }
  .federated-network .network-person { width: 28px; height: 28px; }
  .plain-definitions article { padding: 21px; }
  .security-flow { padding: 18px; }
  .security-flow-step { padding: 15px; }
  .security-categories { gap: 50px; margin-top: 62px; }
  .security-detail-grid article { min-height: 0; padding: 23px; }
  .security-sovereignty { padding: 30px 22px; }
  .security-sovereignty li { min-height: 0; }
  .security-boundaries { padding: 28px 22px; }
  .federation-map { min-height: 500px; }
  .instance-a { left: 0; top: 0; }
  .instance-b { right: 0; top: 150px; }
  .instance-c { bottom: 30px; }
  .federation-center { top: 48%; }
  .federation-lines { display: none; }
  .admin-content { padding: 14px; }
  .admin-stats { grid-template-columns: 1fr; }
  .site-footer nav { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}