/* Centered sticky identity with a morphing scoop, adapted from app707's proven header pattern. */
.public-header {
  --public-header-height: 72px;
  --public-logo-y: 17px;
  --public-logo-scale: 1.02;
  position: sticky;
  top: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  width: 100%;
  max-width: none;
  height: auto;
  min-height: var(--public-header-height);
  margin: 0;
  padding: 0 max(2rem, calc((100vw - var(--content)) / 2));
  background: var(--paper);
  color: var(--ink-900);
  filter: none;
  transition: min-height 320ms cubic-bezier(.3,.7,.4,1);
}
.public-header.is-compact {
  --public-header-height: 60px;
  --public-logo-y: 7px;
  --public-logo-scale: .9;
  filter: none;
}
.public-header .brand-scoop {
  position: absolute;
  top: calc(100% - 1px);
  left: 50%;
  width: 250px;
  height: 32px;
  background: var(--paper);
  transform: translateX(-50%);
  clip-path: path("M0 0 C50 0 76 32 125 32 C174 32 200 0 250 0 Z");
  transition: clip-path 320ms cubic-bezier(.3,.7,.4,1);
  pointer-events: none;
}
.public-header.is-compact .brand-scoop {
  clip-path: path("M0 0 C70 0 92 13 125 13 C158 13 180 0 250 0 Z");
}
.public-header > .brand-wordmark {
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
  z-index: 2;
  display: inline-flex;
  flex-direction: column-reverse;
  align-items: center;
  justify-content: center;
  gap: .2rem;
  min-width: 100px;
  min-height: 50px;
  padding: .35rem .18rem;
  color: var(--ink-900);
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
  text-align: center;
  transform: translateY(var(--public-logo-y)) scale(var(--public-logo-scale));
  transform-origin: 50% 0;
  transition: transform 320ms cubic-bezier(.3,.7,.4,1);
}
.public-header > .brand-wordmark .brand-glyph { width: 1.48em; height: 1.48em; }
.public-header > .brand-wordmark .brand-the { color: var(--ink-700); opacity: .72; }
.public-header > .brand-wordmark .brand-name { color: var(--ink-900); }
.public-nav {
  grid-column: 1;
  grid-row: 1;
  justify-self: start;
}
.public-actions {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
}
.public-nav > a,
.public-actions > a {
  position: relative;
  z-index: 1;
}
/* Same button system - and the same cyan primary/ghost-secondary pairing -
   as the hero just below it, instead of a one-off dark pill treatment. */
.public-nav > .button,
.public-actions > .button { min-height: 42px; white-space: nowrap; }
.public-actions > .button { background: var(--cyan); color: var(--ink-900); box-shadow: none; }

/* Mobile-only menu: hidden entirely on desktop (.public-nav/.public-actions
   already show these same links directly in the header there). On mobile it
   becomes the exact same slide-out drawer pattern as the authenticated app's
   sidebar - same dark surface, same .sidebar-head/.side-nav/.nav-link/
   .drawer-close/.drawer-backdrop classes - just triggered by its own toggle
   instead of the app's nav-open state, and never shown on desktop widths. */
.public-menu-toggle { display: none; }
.public-sidebar { display: none; }

/* One continuous technical journey instead of a generic feature-card trio. */
.file-journey .section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, .65fr);
  align-items: end;
  gap: 3rem;
  max-width: none;
  margin-bottom: 3.5rem;
}
.file-journey .section-heading .eyebrow { grid-column: 1 / -1; margin-bottom: -2.25rem; }
.file-journey .section-heading h2 { margin: 0; max-width: 760px; }
.file-journey .section-heading p { margin: 0 0 .45rem; color: #8fa7b2; }
.journey-ledger { border-top: 1px solid rgba(255,255,255,.22); }
.journey-row {
  display: grid;
  grid-template-columns: 185px minmax(260px, 1fr) minmax(310px, .8fr);
  align-items: center;
  gap: clamp(1.5rem, 4vw, 4rem);
  min-height: 218px;
  padding: 2.25rem 0;
  border-bottom: 1px solid rgba(255,255,255,.22);
}
.journey-index {
  align-self: start;
  color: var(--cyan);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.journey-copy h3 { margin-bottom: .65rem; font-size: clamp(1.3rem, 2vw, 1.8rem); }
.journey-copy p { max-width: 560px; margin: 0; color: #96adb7; }
.file-transform {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: .75rem;
  padding: 1.2rem 0;
  border-top: 1px solid rgba(255,255,255,.22);
  border-bottom: 1px solid rgba(255,255,255,.22);
}
.file-transform span,
.file-transform strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-transform span { color: #fff; font-weight: 700; }
.file-transform strong { color: var(--teal); text-align: right; font-family: var(--font-display); }
.file-transform i {
  padding: .35rem .55rem;
  border: 1px solid rgba(53,217,230,.42);
  color: var(--cyan);
  font-size: .6rem;
  font-style: normal;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.shard-map { display: grid; grid-template-columns: repeat(6, 1fr); gap: .4rem; }
.shard-map span {
  display: grid;
  place-items: center;
  aspect-ratio: .72;
  border: 1px solid rgba(53,217,230,.55);
  background: rgba(53,217,230,.08);
  color: var(--cyan);
  font-size: .72rem;
  font-weight: 800;
}
.shard-map .is-parity {
  border-style: dashed;
  border-color: rgba(68,225,189,.7);
  background: rgba(68,225,189,.1);
  color: var(--teal);
}
.device-map {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .65rem;
}
.device-map span {
  display: flex;
  align-items: center;
  gap: .7rem;
  min-height: 62px;
  padding: .75rem;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 12px;
  color: #dce9ed;
  font-size: .76rem;
  font-weight: 700;
}
.device-map i {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: rgba(53,217,230,.12);
  color: var(--cyan);
  font-size: .65rem;
  font-style: normal;
}
.recovery-rule { display: flex; align-items: center; justify-content: center; gap: 1.25rem; }
.recovery-rule strong {
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: clamp(5rem, 9vw, 7.5rem);
  font-weight: 500;
  line-height: .8;
  letter-spacing: -.09em;
}
.recovery-rule span { color: #b8cad2; font-size: .78rem; font-weight: 700; line-height: 1.35; text-transform: uppercase; }
.journey-outcome {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem 0 0;
  color: #91aab5;
}
.journey-outcome strong { color: #fff; font-family: var(--font-display); font-size: clamp(1.25rem, 2.4vw, 2rem); }
.node-invite { align-items: flex-end; }
.node-invite > div { max-width: 760px; }
.node-invite p { max-width: 680px; margin: .8rem 0 0; color: rgba(5,17,31,.76); }
.landing-trust {
  max-width: var(--content);
  margin: 0 auto 7rem;
  padding: 1rem 2rem;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, .75fr);
  gap: 1.5rem 4rem;
  align-items: end;
}
.landing-trust h2 { max-width: 680px; margin: .45rem 0 0; color: #fff; font-size: clamp(1.8rem, 3.5vw, 3.2rem); }
.landing-trust p { margin: 0; color: #96adb7; }
.landing-trust .text-button { grid-column: 2; justify-self: start; color: var(--cyan); }

@media (max-width: 900px) {
  .public-header { --public-header-height: 58px; padding: 0 1.1rem; }
  .public-header.is-compact { --public-header-height: 50px; }
  /* The header keeps only the centered mark and a "Menu" trigger; the actual
     links move into the slide-out drawer below so the header never has to
     fit a full-width CTA button next to the centered logo.
     Scoped with .public-header to out-specificity shell.css's
     ".public-header nav{display:flex}" (class+tag beats a bare class). */
  .public-header .public-nav,
  .public-header .public-actions { display: none; }
  .public-menu-toggle {
    display: inline-flex;
    grid-column: 3;
    grid-row: 1;
    justify-self: end;
    min-height: 40px;
    padding: .45rem .75rem;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--surface);
    color: var(--ink-900);
    font-size: .82rem;
    font-weight: 700;
  }
  .public-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 65;
    width: min(84vw, 310px);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    background: var(--ink-900);
    color: #e5f2f4;
    transform: translateX(-105%);
    visibility: hidden;
    pointer-events: none;
    transition: transform var(--ease), visibility 0s linear var(--ease);
    box-shadow: var(--shadow);
  }
  .public-sidebar.is-open { transform: translateX(0); visibility: visible; pointer-events: auto; transition-delay: 0s; }
  .public-sidebar .sidebar-head { height: 42px; display: flex; align-items: center; justify-content: space-between; }
  .public-sidebar-foot { margin-top: auto; }
  .public-sidebar-foot .button { width: 100%; justify-content: center; }
  [data-public-menu-backdrop] { position: fixed; inset: 0; z-index: 19; display: block; background: rgba(2,8,14,.55); opacity: 0; pointer-events: none; transition: opacity var(--ease); }
  [data-public-menu-backdrop].is-open { opacity: 1; pointer-events: auto; }
  .file-journey .section-heading { grid-template-columns: 1fr; gap: 1rem; margin-bottom: 2.5rem; }
  .file-journey .section-heading .eyebrow { grid-column: auto; margin-bottom: 0; }
  .journey-row { grid-template-columns: 1fr; gap: 1.2rem; min-height: 0; padding: 2rem 0; }
  .journey-index { align-self: auto; }
  .journey-row > :last-child { width: min(100%, 440px); }
  .journey-outcome { align-items: flex-start; flex-direction: column; gap: .35rem; }
  .node-invite { align-items: flex-start; }
  .landing-trust { grid-template-columns: 1fr; padding: 0 1.1rem; }
  .landing-trust .text-button { grid-column: auto; }
}

@media (max-width: 520px) {
  /* Shrunk enough to keep the stacked (icon-below-text) mark - the same
     orientation as the non-mobile header - fitting inside the shorter
     mobile header without spilling into the scoop below. */
  .public-header > .brand-wordmark {
    gap: .05rem;
    font-size: .8rem;
    min-width: 100px;
    min-height: 0;
    padding: .15rem .18rem;
  }
  .public-header > .brand-wordmark .brand-glyph { width: 1.2em; height: 1.2em; }
  .public-header .brand-scoop { width: 218px; clip-path: path("M0 0 C44 0 66 32 109 32 C152 32 174 0 218 0 Z"); }
  .public-header.is-compact .brand-scoop { clip-path: path("M0 0 C61 0 80 13 109 13 C138 13 157 0 218 0 Z"); }
  .public-actions > .button { min-height: 38px; padding: .5rem .75rem; font-size: .76rem; }
  .file-transform { grid-template-columns: 1fr; gap: .45rem; }
  .file-transform i { justify-self: start; }
  .file-transform strong { text-align: left; }
  .shard-map { gap: .25rem; }
  .device-map { grid-template-columns: 1fr; }
}

/* The public home explains the product in one glance. Technical depth remains
   in the document room instead of competing with the primary proposition. */
.landing-hero .hero-content { width: min(650px, calc(100% - 4rem)); }
.landing-hero h1 { max-width: 640px; font-size: clamp(3.1rem, 6.2vw, 6rem); line-height: .98; letter-spacing: -.055em; }
.landing-hero p { max-width: 610px; }

.mesh-story,
.landing-paths {
  max-width: var(--content);
  margin: 0 auto;
  padding: clamp(4.5rem, 8vw, 7rem) 2rem;
}
.mesh-story { scroll-margin-top: 72px; }
.mesh-story > header,
.landing-paths > header {
  display: grid;
  gap: .55rem;
  margin-bottom: 2rem;
}
.mesh-story > header h2,
.landing-paths > header h2 {
  max-width: 760px;
  margin: 0;
  color: #fff;
  font-size: clamp(2.15rem, 4.2vw, 4rem);
  letter-spacing: -.045em;
}
.mesh-story__flow {
  position: relative;
  min-height: 300px;
  display: grid;
  grid-template-columns: minmax(140px,1fr) minmax(52px,.34fr) minmax(170px,1fr) minmax(52px,.34fr) minmax(170px,1fr);
  align-items: center;
  gap: clamp(.8rem, 2.2vw, 2rem);
  padding: clamp(2rem, 5vw, 4rem);
  overflow: hidden;
  border: 1px solid rgba(126,191,205,.22);
  border-radius: 28px;
  background:
    radial-gradient(circle at 50% 48%, rgba(53,217,230,.13), transparent 29%),
    linear-gradient(135deg, rgba(255,255,255,.055), rgba(255,255,255,.018));
  box-shadow: inset 0 1px rgba(255,255,255,.06);
}
.mesh-story__flow::before {
  content: "";
  position: absolute;
  inset: 20% 8%;
  border: 1px solid rgba(53,217,230,.08);
  border-radius: 50%;
  pointer-events: none;
}
.mesh-story__stage {
  position: relative;
  z-index: 1;
  min-width: 0;
  display: grid;
  justify-items: center;
  gap: 1.35rem;
  color: #fff;
  text-align: center;
}
.mesh-story__stage > strong { font-family: var(--font-display); font-size: clamp(.9rem, 1.45vw, 1.1rem); }
.mesh-story__arrow {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, rgba(53,217,230,.18), var(--cyan));
}
.mesh-story__arrow::after {
  content: "";
  position: absolute;
  top: -4px;
  right: 0;
  width: 8px;
  height: 8px;
  border-top: 1px solid var(--cyan);
  border-right: 1px solid var(--cyan);
  transform: rotate(45deg);
}
.mesh-story__file {
  position: relative;
  width: 70px;
  height: 88px;
  border: 2px solid var(--cyan);
  border-radius: 10px 16px 10px 10px;
  background: linear-gradient(145deg, rgba(53,217,230,.2), rgba(53,217,230,.04));
  box-shadow: 0 0 34px rgba(53,217,230,.16);
}
.mesh-story__file::before,
.mesh-story__file::after {
  content: "";
  position: absolute;
}
.mesh-story__file::before {
  top: -2px;
  right: -2px;
  width: 24px;
  height: 24px;
  border-bottom: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
  border-radius: 0 14px 0 7px;
  background: var(--ink-900);
}
.mesh-story__file::after {
  left: 15px;
  right: 15px;
  bottom: 21px;
  height: 1px;
  background: rgba(53,217,230,.65);
  box-shadow: 0 -11px rgba(53,217,230,.35);
}
.mesh-story__shards {
  width: 126px;
  min-height: 90px;
  display: grid;
  grid-template-columns: repeat(3, 34px);
  place-content: center;
  gap: 8px;
}
.mesh-story__shards i {
  display: block;
  aspect-ratio: 1;
  border: 1px solid var(--cyan);
  border-radius: 7px;
  background: linear-gradient(145deg, rgba(53,217,230,.34), rgba(53,217,230,.06));
  box-shadow: 0 0 17px rgba(53,217,230,.12);
  transform: rotate(-4deg);
}
.mesh-story__shards i:nth-child(2),
.mesh-story__shards i:nth-child(5) { transform: translateY(-5px) rotate(5deg); }
.mesh-story__shards i:nth-child(4) { grid-column: 1 / 2; margin-left: 20px; transform: rotate(7deg); }
.mesh-story__devices {
  height: 92px;
  display: flex;
  align-items: end;
  gap: 10px;
}
.mesh-story__devices i {
  position: relative;
  display: block;
  width: 40px;
  height: 72px;
  border: 2px solid var(--teal);
  border-radius: 8px;
  background: linear-gradient(160deg, rgba(68,225,189,.2), rgba(68,225,189,.03));
  box-shadow: 0 0 24px rgba(68,225,189,.12);
}
.mesh-story__devices i::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 5px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--teal);
  transform: translateX(-50%);
}
.mesh-story__devices i:nth-child(2) { width: 68px; height: 52px; border-radius: 7px; }
.mesh-story__devices i:nth-child(2)::before {
  content: "";
  position: absolute;
  left: -8px;
  right: -8px;
  bottom: -7px;
  height: 4px;
  border-radius: 0 0 6px 6px;
  background: var(--teal);
}
.mesh-story__devices i:nth-child(3) { width: 34px; height: 62px; }
.mesh-story > footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.3rem .2rem 0;
}
.mesh-story > footer strong { color: #dce9ed; font-size: .9rem; }
.mesh-story > footer a,
.landing-assurance a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--cyan);
  font-size: .82rem;
  font-weight: 750;
}

.landing-paths { padding-top: 1rem; }
.landing-paths__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  border-top: 1px solid rgba(255,255,255,.18);
  border-bottom: 1px solid rgba(255,255,255,.18);
}
.landing-paths article {
  min-width: 0;
  min-height: 190px;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: 1fr auto;
  gap: 1rem 1.25rem;
  padding: 2rem;
}
.landing-paths article + article { border-left: 1px solid rgba(255,255,255,.18); }
.landing-paths article > span { color: var(--cyan); font-size: .68rem; font-weight: 800; letter-spacing: .12em; }
.landing-paths article > div { align-self: start; }
.landing-paths h3 { margin: 0 0 .35rem; color: #fff; font-size: clamp(1.35rem,2.4vw,2rem); }
.landing-paths p { margin: 0; color: #92aab5; }
.landing-paths article > .button { grid-column: 2; justify-self: start; }
.landing-paths .button--ghost { border-color: rgba(255,255,255,.22); color: #fff; }

.landing-assurance {
  max-width: var(--content);
  margin: 0 auto clamp(4rem,8vw,7rem);
  padding: clamp(1.5rem,3vw,2.3rem) 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  border-radius: 20px;
  background: linear-gradient(115deg, var(--cyan), var(--teal));
  color: var(--ink-900);
}
.landing-assurance strong { font-family: var(--font-display); font-size: clamp(1.15rem,2.4vw,1.65rem); }
.landing-assurance a { color: var(--ink-900); }

@media (max-width: 760px) {
  .landing-hero .hero-content { width: calc(100% - 2.2rem); }
  .landing-hero h1 { font-size: clamp(2.65rem, 12vw, 4.2rem); }
  .mesh-story,
  .landing-paths { padding-left: 1.1rem; padding-right: 1.1rem; }
  .mesh-story { padding-top: 3rem; }
  .mesh-story__flow {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 2.2rem 1.2rem;
  }
  .mesh-story__arrow { width: 46px; justify-self: center; transform: rotate(90deg); }
  .mesh-story > footer { align-items: flex-start; flex-direction: column; }
  .landing-paths__grid { grid-template-columns: 1fr; }
  .landing-paths article { min-height: 0; padding: 1.6rem 0; }
  .landing-paths article + article { border-top: 1px solid rgba(255,255,255,.18); border-left: 0; }
  .landing-assurance { width: calc(100% - 2.2rem); margin-left: 1.1rem; margin-right: 1.1rem; }
}

@media (max-width: 520px) {
  .mesh-story__flow { border-radius: 20px; }
  .mesh-story__stage { gap: .85rem; }
  .mesh-story__file { width: 56px; height: 70px; }
  .mesh-story__shards { transform: scale(.86); }
  .mesh-story__devices { transform: scale(.88); }
  .landing-paths article { grid-template-columns: 28px 1fr; }
  .landing-paths article > .button { width: 100%; justify-content: center; }
  .landing-assurance { align-items: flex-start; flex-direction: column; }
}