.space-landing-page { background: #f5f7fb; color: #1e293b; font-family: Inter, 'Open Sans', sans-serif; }
.space-landing-page .site-topbar-right > span,
.space-landing-page .site-topbar-right > a[href="/login"],
.space-landing-page .site-topbar-right > a[href="/register"],
.space-landing-page .site-mobile-actions { display: none !important; }
.space-landing-page .site-space-link { color: #3544c5; }
.space-landing-page .site-space-link i { color: #5363db; font-size: 12px; }
.space-landing-page .site-mobile-nav a[data-site-path="/chat/about"] { color: #3544c5; background: #eef1ff; }
.space-landing-main { overflow: hidden; }
.space-container { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.space-hero { position: relative; padding: clamp(55px, 7vw, 91px) 0 67px; background: linear-gradient(180deg, #fff 0%, #f6f8fb 90%); }
.space-hero:before { position: absolute; top: 44px; right: -200px; width: 610px; height: 610px; border: 1px solid rgba(83,99,219,.07); border-radius: 50%; content: ''; pointer-events: none; }
.space-hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, .95fr) minmax(500px, 1.05fr); align-items: center; gap: clamp(42px, 6vw, 88px); }
.space-copy { max-width: 560px; padding: 8px 0 18px; }
.space-eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 20px; color: #64748b; font-size: 10px; font-weight: 800; letter-spacing: .13em; line-height: 1.4; }
.space-eyebrow-mark { width: 7px; height: 7px; border-radius: 50%; background: #5363db; box-shadow: 0 0 0 4px rgba(83,99,219,.1); }
.space-copy h1 { max-width: 620px; margin: 0; color: #15263b; font-size: clamp(38px, 4.4vw, 59px); font-weight: 650; letter-spacing: -.055em; line-height: 1.08; }
.space-copy h1 span,.space-section-heading h2 span,.space-final-cta h2 span { color: #64748b; }
.space-lead { max-width: 525px; margin: 21px 0 0; color: #637286; font-size: 15px; line-height: 1.75; }
.space-hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 28px; }
.space-button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: 13px; padding: 0 18px; border: 1px solid transparent; border-radius: 10px; font-size: 12px; font-weight: 750; text-decoration: none; transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease; }
.space-button:hover { transform: translateY(-2px); }
.space-button-primary { color: #fff; background: #315fce; box-shadow: 0 9px 22px rgba(49,95,206,.2); }
.space-button-primary:hover { color: #fff; background: #274fae; box-shadow: 0 12px 26px rgba(49,95,206,.27); }
.space-button-quiet { border-color: #dce3eb; color: #536477; background: rgba(255,255,255,.7); }
.space-button-quiet:hover { border-color: #c8d2df; color: #24394e; background: #fff; }
.space-button span { font-size: 15px; font-weight: 500; }
.space-launch-note { display: flex; align-items: flex-start; gap: 10px; max-width: 470px; margin-top: 23px; color: #7a8796; font-size: 10px; line-height: 1.6; }
.space-launch-note strong { color: #536477; font-weight: 750; }
.space-status-dot { width: 7px; height: 7px; flex: 0 0 auto; margin-top: 4px; border-radius: 50%; background: #d59b39; box-shadow: 0 0 0 4px rgba(213,155,57,.12); }
.space-preview-wrap { min-width: 0; padding: 0 0 0 2px; }
.space-preview-label,.space-preview-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: #8995a3; font-size: 8px; font-weight: 750; letter-spacing: .13em; }
.space-preview-label { padding: 0 3px 10px; }
.space-preview-label span:last-child { color: #a6afb9; font-weight: 650; }
.space-preview { min-height: 395px; display: grid; grid-template-columns: 185px minmax(0,1fr); overflow: hidden; border: 1px solid #dfe5eb; border-radius: 17px; background: #fff; box-shadow: 0 24px 70px rgba(28,45,66,.11), 0 3px 10px rgba(28,45,66,.04); }
.preview-sidebar { padding: 15px 11px; background: #f8fafc; border-right: 1px solid #edf0f3; }
.preview-workspace { display: flex; align-items: center; gap: 8px; min-width: 0; padding: 7px 5px 15px; border-bottom: 1px solid #e9edf1; }
.preview-workspace-mark { width: 29px; height: 29px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 9px; color: #fff; background: #344d6b; font-size: 13px; font-weight: 700; }
.preview-workspace b,.preview-workspace small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.preview-workspace b { color: #394a5e; font-size: 9px; }
.preview-workspace small { margin-top: 3px; color: #9aa4af; font-size: 7px; }
.preview-workspace > i { margin-left: auto; color: #99a4b0; font-size: 11px; font-style: normal; }
.preview-section-title { margin: 19px 5px 7px; color: #9ca6b1; font-size: 7px; font-weight: 800; letter-spacing: .11em; }
.preview-channel,.preview-person { min-height: 30px; display: flex; align-items: center; gap: 7px; padding: 0 7px; border-radius: 7px; color: #738092; font-size: 8px; }
.preview-channel > span { color: #9ba6b2; font-size: 12px; }
.preview-channel.is-active { color: #344f70; background: #eaf0f6; font-weight: 700; }
.preview-channel.is-active > span { color: #54769a; }
.preview-direct-title { margin-top: 20px; }
.preview-avatar { width: 24px; height: 24px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 8px; color: #fff; font-size: 9px; font-weight: 700; }
.preview-avatar-blue { background: #6c8daf; }
.preview-avatar-green { background: #659786; }
.preview-avatar-purple { background: #8b77a9; }
.preview-avatar-gold { background: #b18c56; }
.preview-person .preview-avatar { width: 19px; height: 19px; border-radius: 6px; font-size: 7px; }
.preview-conversation { min-width: 0; display: grid; grid-template-rows: auto auto minmax(0,1fr) auto; padding: 0 16px 14px; }
.preview-topline { min-height: 51px; display: flex; align-items: center; justify-content: space-between; gap: 8px; border-bottom: 1px solid #eef1f4; color: #435469; font-size: 9px; }
.preview-channel-mark { margin-right: 5px; color: #6d8eae; font-size: 14px; }
.preview-topline small { margin-left: 5px; color: #a0aab5; font-size: 7px; }
.preview-presence { display: inline-flex; align-items: center; gap: 5px; color: #8793a0; font-size: 7px; white-space: nowrap; }
.preview-presence i { width: 5px; height: 5px; border-radius: 50%; background: #50a77d; }
.preview-date { display: flex; align-items: center; gap: 9px; margin: 15px 0 13px; color: #a4adb7; }
.preview-date span { height: 1px; flex: 1; background: #edf0f3; }
.preview-date small { font-size: 7px; font-weight: 750; letter-spacing: .08em; }
.preview-message,.preview-reply { display: flex; align-items: flex-start; gap: 8px; }
.preview-message { padding: 0 2px; }
.preview-meta { display: flex; align-items: center; gap: 8px; }
.preview-meta b { color: #4b5d71; font-size: 8px; }
.preview-meta time { color: #a4adb7; font-size: 7px; }
.preview-message p,.preview-reply p { margin: 4px 0 0; color: #667587; font-size: 8px; line-height: 1.55; }
.preview-reactions { display: flex; gap: 5px; margin-top: 8px; }
.preview-reactions span { padding: 3px 6px; border: 1px solid #e2e9ef; border-radius: 6px; color: #58708a; background: #f8fafc; font-size: 7px; }
.preview-thread { position: relative; display: grid; gap: 10px; margin: 14px 0 13px 9px; padding: 11px 0 0 13px; border-top: 1px solid #edf0f3; }
.preview-thread-line { position: absolute; top: 10px; bottom: 20px; left: 0; width: 1px; background: #d8e1e9; }
.preview-reply .preview-avatar { width: 21px; height: 21px; border-radius: 7px; font-size: 8px; }
.preview-thread-link { width: fit-content; padding: 0; border: 0; color: #5d7e9e; background: transparent; font-size: 7px; font-weight: 700; }
.preview-compose { min-height: 33px; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 0 8px; border: 1px solid #e3e8ed; border-radius: 8px; color: #a1abb5; font-size: 7px; }
.preview-send { width: 20px; height: 20px; display: grid; place-items: center; border-radius: 6px; color: #fff; background: #34577b; font-size: 12px; }
.space-preview-foot { justify-content: flex-start; padding: 10px 3px 0; font-size: 8px; font-weight: 600; letter-spacing: 0; }
.space-features { padding: 77px 0 84px; background: #f5f7fb; }
.space-section-heading { max-width: 700px; margin-bottom: 32px; }
.space-section-heading .space-eyebrow { margin-bottom: 14px; }
.space-section-heading h2,.space-boundaries h2,.space-final-cta h2 { margin: 0; color: #1a2b40; font-size: clamp(28px, 3.2vw, 40px); font-weight: 620; letter-spacing: -.045em; line-height: 1.18; }
.space-feature-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-top: 1px solid #dfe5eb; border-left: 1px solid #dfe5eb; }
.space-feature { position: relative; min-height: 207px; padding: 23px 24px 23px; border-right: 1px solid #dfe5eb; border-bottom: 1px solid #dfe5eb; background: rgba(255,255,255,.68); transition: background .18s ease, transform .18s ease; }
.space-feature:hover { z-index: 1; background: #fff; transform: translateY(-2px); }
.space-feature-number { position: absolute; top: 25px; right: 23px; color: #a8b2bd; font-size: 8px; font-weight: 700; letter-spacing: .08em; }
.space-feature-icon { width: 34px; height: 34px; display: grid; place-items: center; border: 1px solid #dde5ec; border-radius: 10px; color: #496886; background: #fff; font-size: 16px; }
.space-feature h3 { margin: 18px 0 7px; color: #34485d; font-size: 14px; font-weight: 700; letter-spacing: -.015em; }
.space-feature p { max-width: 320px; margin: 0; color: #778596; font-size: 11px; line-height: 1.7; }
.space-boundaries { padding: 72px 0; border-top: 1px solid #e6ebf0; background: #fff; }
.space-boundaries-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(340px,.8fr); align-items: center; gap: 65px; }
.space-boundaries .space-eyebrow { margin-bottom: 14px; }
.space-boundaries h2 { font-size: clamp(27px, 3vw, 37px); }
.space-boundaries-copy { max-width: 540px; margin: 16px 0 0; color: #718092; font-size: 12px; line-height: 1.75; }
.space-boundary-card { padding: 19px 21px; border: 1px solid #e2e8ee; border-radius: 13px; background: #fbfcfd; }
.space-boundary-row { min-height: 55px; display: flex; align-items: center; gap: 11px; }
.space-boundary-icon { width: 31px; height: 31px; display: grid; place-items: center; border: 1px solid #dfe5eb; border-radius: 9px; color: #425e7b; background: #fff; font-size: 11px; font-weight: 800; }
.space-boundary-row > div { min-width: 0; }
.space-boundary-row b,.space-boundary-row small { display: block; }
.space-boundary-row b { color: #43566c; font-size: 10px; }
.space-boundary-row small { margin-top: 4px; color: #919ca8; font-size: 8px; }
.space-boundary-state { margin-left: auto; padding: 5px 8px; border: 1px solid #e4e9ed; border-radius: 20px; color: #738294; background: #fff; font-size: 8px; }
.space-boundary-divider { height: 1px; margin: 7px 0; background: #e8edf1; }
.space-boundary-row.is-muted .space-boundary-icon { color: #8793a0; background: #f7f9fa; }
.space-final-cta { padding: 59px 0; color: #fff; background: #182b43; }
.space-final-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 35px; }
.space-final-cta .space-eyebrow { margin-bottom: 12px; color: #a8bad0; }
.space-final-cta h2 { color: #fff; font-size: clamp(27px, 3vw, 36px); }
.space-final-cta h2 span { color: #b8c6d5; }
.space-final-cta p:not(.space-eyebrow) { max-width: 580px; margin: 12px 0 0; color: #b9c6d4; font-size: 11px; line-height: 1.65; }
.space-button-light { flex: 0 0 auto; color: #273e58; background: #fff; }
.space-button-light:hover { color: #1d3550; background: #edf3f8; }

@media (max-width: 1060px) {
  .space-hero-grid { grid-template-columns: minmax(0,1fr) minmax(410px,1fr); gap: 34px; }
  .space-preview { grid-template-columns: 155px minmax(0,1fr); }
  .preview-sidebar { padding-right: 8px; padding-left: 8px; }
  .space-copy h1 { font-size: clamp(37px,4.3vw,50px); }
}
@media (max-width: 820px) {
  .space-hero { padding-top: 52px; }
  .space-hero-grid { grid-template-columns: minmax(0,1fr); gap: 36px; }
  .space-copy { max-width: 650px; }
  .space-preview-wrap { width: min(100%,680px); margin: 0 auto; }
  .space-preview { min-height: 370px; grid-template-columns: 175px minmax(0,1fr); }
  .space-feature-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .space-boundaries-grid { grid-template-columns: minmax(0,1fr); gap: 27px; }
  .space-boundary-card { max-width: 610px; }
}
@media (max-width: 560px) {
  .space-container { width: calc(100% - 32px); }
  .space-hero { padding: 39px 0 47px; }
  .space-hero-grid { gap: 29px; }
  .space-copy h1 { font-size: clamp(34px,9vw,44px); line-height: 1.1; }
  .space-lead { margin-top: 15px; font-size: 12px; line-height: 1.7; }
  .space-hero-actions { align-items: stretch; gap: 8px; margin-top: 21px; }
  .space-button { min-height: 43px; padding: 0 13px; font-size: 10px; }
  .space-launch-note { margin-top: 17px; font-size: 9px; }
  .space-preview-label { font-size: 7px; }
  .space-preview { min-height: 350px; grid-template-columns: 108px minmax(0,1fr); border-radius: 12px; }
  .preview-sidebar { padding: 10px 5px; }
  .preview-workspace { gap: 5px; padding: 5px 2px 11px; }
  .preview-workspace-mark { width: 22px; height: 22px; border-radius: 7px; font-size: 10px; }
  .preview-workspace b { font-size: 7px; }
  .preview-workspace small { font-size: 6px; }
  .preview-workspace > i { font-size: 9px; }
  .preview-section-title { margin: 14px 3px 6px; font-size: 6px; }
  .preview-channel,.preview-person { min-height: 26px; gap: 4px; padding: 0 4px; font-size: 7px; }
  .preview-channel > span { font-size: 10px; }
  .preview-person .preview-avatar { width: 16px; height: 16px; font-size: 6px; }
  .preview-conversation { padding: 0 9px 10px; }
  .preview-topline { min-height: 43px; font-size: 8px; }
  .preview-presence { font-size: 0; }
  .preview-presence i { width: 6px; height: 6px; }
  .preview-date { margin: 11px 0; }
  .preview-message,.preview-reply { gap: 6px; }
  .preview-message .preview-avatar { width: 21px; height: 21px; border-radius: 7px; font-size: 8px; }
  .preview-message p,.preview-reply p { font-size: 7px; }
  .preview-thread { gap: 8px; margin-top: 11px; padding-top: 9px; }
  .preview-reply .preview-avatar { width: 18px; height: 18px; border-radius: 6px; font-size: 7px; }
  .preview-compose { min-height: 31px; padding: 0 6px; font-size: 6px; }
  .preview-send { width: 18px; height: 18px; }
  .space-preview-foot { font-size: 7px; }
  .space-features { padding: 53px 0 57px; }
  .space-section-heading { margin-bottom: 22px; }
  .space-section-heading h2,.space-boundaries h2 { font-size: 27px; }
  .space-section-heading h2 br,.space-boundaries h2 br { display: none; }
  .space-eyebrow { margin-bottom: 13px; font-size: 8px; letter-spacing: .1em; }
  .space-feature-grid { grid-template-columns: minmax(0,1fr); }
  .space-feature { min-height: 0; padding: 18px 18px 20px; }
  .space-feature h3 { margin-top: 13px; font-size: 13px; }
  .space-feature p { font-size: 10px; }
  .space-feature-number { top: 20px; right: 18px; }
  .space-boundaries { padding: 51px 0; }
  .space-boundaries-copy { margin-top: 12px; font-size: 10px; }
  .space-boundary-card { padding: 13px; }
  .space-final-cta { padding: 42px 0; }
  .space-final-cta-inner { align-items: flex-start; flex-direction: column; gap: 20px; }
  .space-final-cta h2 { font-size: 27px; }
  .space-final-cta h2 br { display: none; }
  .space-final-cta p:not(.space-eyebrow) { font-size: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  .space-landing-page *, .space-landing-page *:before, .space-landing-page *:after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}