/*
====================================================================
TT-OS RESPONSIVE LAYOUT STANDARD v001
Purpose: make TT-OS public pages readable across desktop, tablet and mobile.
Applies to /ttos/*.html pages.
====================================================================
*/

:root {
  --ttos-r-space-xs: 0.5rem;
  --ttos-r-space-sm: 0.875rem;
  --ttos-r-space-md: 1.35rem;
  --ttos-r-space-lg: 2.4rem;
  --ttos-r-space-xl: 3.6rem;
  --ttos-r-max: 1120px;
  --ttos-r-readable: 880px;
  --ttos-r-line: 1.72;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
}

img,
svg,
video,
canvas,
iframe {
  max-width: 100%;
  height: auto;
}

main,
.page-shell,
.container,
.ttos-page,
.ttos-document {
  width: min(var(--ttos-r-max), calc(100% - 32px));
  margin-left: auto;
  margin-right: auto;
}

article,
.longform,
.ttos-readable {
  max-width: var(--ttos-r-readable);
}

p,
li,
td,
th {
  line-height: var(--ttos-r-line);
}

p,
ul,
ol,
table,
pre,
blockquote,
.notice,
.card,
.ttos-card,
.method-box,
.protocol-box {
  margin-top: 0;
  margin-bottom: var(--ttos-r-space-md);
}

h1,
h2,
h3,
h4 {
  overflow-wrap: anywhere;
}

h1 {
  font-size: clamp(2.6rem, 9vw, 6.4rem);
}

h2 {
  font-size: clamp(1.55rem, 4vw, 2.1rem);
  margin-top: var(--ttos-r-space-xl);
}

h3 {
  font-size: clamp(1rem, 2.2vw, 1.25rem);
}

nav,
.site-nav,
.top-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
}

nav a,
.site-nav a,
.top-nav a {
  line-height: 1.35;
}

.grid,
.agent-grid,
.telemetry-grid,
.responsive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  gap: 1.15rem;
}

.card,
.ttos-card,
.agent-box,
.telemetry-card,
.notice,
.method-box,
.protocol-box {
  overflow-wrap: anywhere;
}

table {
  width: 100%;
}

.table-wrap,
.responsive-table {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

pre,
code {
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 900px) {
  main,
  .page-shell,
  .container,
  .ttos-page,
  .ttos-document {
    width: min(100% - 28px, var(--ttos-r-max));
    padding-top: 3rem !important;
    padding-bottom: 3.5rem !important;
  }

  h1 {
    letter-spacing: -0.035em;
  }

  .grid,
  .agent-grid,
  .telemetry-grid,
  .responsive-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  main,
  .page-shell,
  .container,
  .ttos-page,
  .ttos-document {
    width: min(100% - 22px, var(--ttos-r-max));
  }

  nav,
  .site-nav,
  .top-nav {
    gap: 0.55rem 0.75rem;
  }

  nav a,
  .site-nav a,
  .top-nav a {
    font-size: 0.72rem;
  }

  h1 {
    font-size: clamp(2.35rem, 13vw, 3.4rem);
  }

  h2 {
    margin-top: 2.6rem;
  }

  p,
  li {
    font-size: 1rem;
  }

  .card,
  .ttos-card,
  .agent-box,
  .telemetry-card,
  .notice,
  .method-box,
  .protocol-box {
    padding: 1.05rem !important;
  }
}