/* TelcoNetwork stylesheet. Self-contained, no external requests. */

:root {
  --ink:      #1c2733;
  --body:     #3d4a58;
  --muted:    #5f6b7a;
  --line:     #d6dde4;
  --line-lt:  #e7ecf1;
  --bg-alt:   #f4f6f9;
  --bg-util:  #eef1f5;
  --blue:     #15558f;
  --blue-dk:  #0f4273;
  --red:      #b3341f;
  --amber:    #9a6b12;
  --green:    #1c7a4f;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --maxw: 1080px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  color: var(--body);
  background: #fff;
}

h1,h2,h3,h4 { color: var(--ink); font-weight: 600; line-height: 1.3; margin: 0 0 .55em; }
h1 { font-size: 1.95rem; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.15rem; }
h4 { font-size: .95rem; }
p { margin: 0 0 1em; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
strong { color: var(--ink); font-weight: 600; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.section { padding: 52px 0; }
.section--alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section--tight { padding: 36px 0; }
.lead { font-size: 1.04rem; max-width: 68ch; }
.kicker { font-size: .72rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }

/* utility bar */
.util { background: var(--bg-util); border-bottom: 1px solid var(--line); font-size: .78rem; }
.util .wrap { display: flex; justify-content: flex-end; gap: 20px; height: 32px; align-items: center; }
.util a { color: var(--body); }

/* header */
.site-header { border-bottom: 2px solid var(--blue); background: #fff; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { display: flex; align-items: center; gap: 9px; color: var(--ink); font-size: 1.12rem; font-weight: 700; letter-spacing: -.01em; }
.brand .logo { flex: 0 0 auto; display: block; }
.brand .wm { white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand b { color: var(--blue); font-weight: 700; }
.brand span.tag { font-size: .66rem; font-weight: 600; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }
nav.main { display: flex; align-items: center; gap: 22px; }
nav.main a { color: var(--ink); font-size: .89rem; font-weight: 500; }
nav.main a:hover { color: var(--blue); text-decoration: none; }
nav.main a.demo { background: var(--blue); color: #fff; padding: 8px 15px; border-radius: 3px; font-weight: 600; }
nav.main a.demo:hover { background: var(--blue-dk); color: #fff; }

/* buttons */
.btn { display: inline-block; padding: 10px 20px; border-radius: 3px; font-size: .89rem; font-weight: 600; border: 1px solid transparent; }
.btn--primary { background: var(--blue); color: #fff; }
.btn--primary:hover { background: var(--blue-dk); color: #fff; text-decoration: none; }
.btn--ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.btn--ghost:hover { border-color: var(--muted); text-decoration: none; }
.btn + .btn { margin-left: 8px; }

/* hero */
.hero { border-bottom: 1px solid var(--line); padding: 46px 0 44px; }
.hero .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero h1 { font-size: 2.6rem; line-height: 1.15; margin-bottom: .5em; }
.hero-actions { margin-top: 22px; }

/* product preview */
.appview { border: 1px solid var(--line); border-radius: 3px; overflow: hidden; background: #fff; }
.appview-bar { background: #2b3a4a; color: #cfd9e3; padding: 9px 12px; font-size: .78rem; display: flex; justify-content: space-between; }
.appview-bar b { color: #fff; font-weight: 600; }
.appview-sub { background: var(--bg-alt); border-bottom: 1px solid var(--line); padding: 7px 12px; font-size: .74rem; color: var(--muted); }
table.app { width: 100%; border-collapse: collapse; font-size: .76rem; }
table.app th { text-align: left; padding: 7px 12px; background: #fbfcfd; border-bottom: 1px solid var(--line); color: var(--muted); font-weight: 600; font-size: .69rem; text-transform: uppercase; letter-spacing: .05em; }
table.app td { padding: 8px 12px; border-bottom: 1px solid var(--line-lt); vertical-align: top; }
table.app tr:last-child td { border-bottom: 0; }
table.app td.el { font-family: var(--mono); color: var(--ink); }
.pill { display: inline-block; padding: 1px 7px; border-radius: 2px; font-size: .67rem; font-weight: 600; border: 1px solid; }
.pill--red { color: var(--red); border-color: #e3b5ac; background: #fdf3f1; }
.pill--amb { color: var(--amber); border-color: #e0cba0; background: #fdf8ed; }
.pill--grn { color: var(--green); border-color: #aad3bf; background: #f0f9f4; }

/* layout helpers */
.cols { display: grid; gap: 30px; }
.cols--2 { grid-template-columns: 1fr 1fr; }
.cols--3 { grid-template-columns: repeat(3,1fr); }
.cols--side { grid-template-columns: 200px 1fr; gap: 44px; }

.box { border: 1px solid var(--line); border-radius: 3px; padding: 20px; background: #fff; box-shadow: 0 1px 2px rgba(28,39,51,.05); }
.box h3 { margin-bottom: .4em; }
.box p:last-child { margin-bottom: 0; }

ul.plain { list-style: none; padding: 0; margin: 0 0 1em; }
ul.plain li { padding-left: 16px; position: relative; margin-bottom: 7px; }
ul.plain li::before { content: "\2013"; position: absolute; left: 0; color: var(--muted); }
ul.std { margin: 0 0 1em; padding-left: 20px; }
ul.std li { margin-bottom: 6px; }

/* side nav on inner pages */
.sidenav { font-size: .88rem; }
.sidenav h4 { font-size: .72rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 10px; }
.sidenav ul { list-style: none; margin: 0 0 22px; padding: 0; border-left: 2px solid var(--line); }
.sidenav li a { display: block; padding: 5px 0 5px 12px; color: var(--body); }
.sidenav li a:hover { color: var(--blue); text-decoration: none; }

/* tables */
table.data { width: 100%; border-collapse: collapse; font-size: .89rem; margin-bottom: 1.2em; }
table.data th, table.data td { text-align: left; padding: 9px 12px; border: 1px solid var(--line); vertical-align: top; }
table.data th { background: var(--bg-alt); font-size: .76rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 600; }
table.data td.mono { font-family: var(--mono); font-size: .82rem; color: var(--ink); }

/* resources / news lists */
ul.docs { list-style: none; margin: 0; padding: 0; }
ul.docs li { border-bottom: 1px solid var(--line-lt); padding: 11px 0; display: flex; gap: 12px; align-items: baseline; }
ul.docs li:first-child { border-top: 1px solid var(--line-lt); }
ul.docs .type { font-size: .68rem; font-weight: 700; letter-spacing: .05em; color: var(--muted); min-width: 62px; text-transform: uppercase; }
ul.news { list-style: none; margin: 0; padding: 0; }
ul.news li { border-bottom: 1px solid var(--line-lt); padding: 13px 0; }
ul.news li:first-child { border-top: 1px solid var(--line-lt); }
ul.news .date { font-size: .76rem; color: var(--muted); display: block; margin-bottom: 2px; }
ul.news a { font-weight: 500; }
ul.news p { margin: 4px 0 0; font-size: .88rem; }
ul.news .headline { font-weight: 600; color: var(--ink); }

/* strip */
.strip { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 15px 0; }
.strip .wrap { display: flex; }
.strip-line { margin: 0; font-size: .9rem; color: var(--body); max-width: 92ch; }

/* cta band */
.band { background: #22303f; color: #c2cdd9; padding: 40px 0; }
.band h2 { color: #fff; margin-bottom: .4em; }
.band .btn--ghost { background: transparent; border-color: #4a5d70; color: #fff; }
.band .btn--ghost:hover { border-color: #74869a; }

/* forms */
form.contact { display: grid; gap: 13px; }
.field label { display: block; font-size: .82rem; font-weight: 600; color: var(--ink); margin-bottom: 4px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 3px;
  font-family: inherit; font-size: .9rem; color: var(--ink); background: #fff;
}
.field textarea { min-height: 110px; resize: vertical; }
.form-note { font-size: .78rem; color: var(--muted); margin: 0; }

/* footer */
.site-footer { background: var(--bg-alt); border-top: 1px solid var(--line); padding: 36px 0 24px; font-size: .85rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr; gap: 26px; margin-bottom: 28px; }
.site-footer h4 { font-size: .72rem; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 11px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 7px; }
.site-footer a { color: var(--body); }
.footer-base { border-top: 1px solid var(--line); padding-top: 16px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--muted); font-size: .79rem; }

@media (max-width: 880px) {
  .hero .wrap, .cols--2, .cols--3, .cols--side { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .util { display: none; }
  .site-header .wrap { flex-wrap: wrap; height: auto; padding: 10px 0; row-gap: 8px; }
  nav.main { flex-wrap: wrap; gap: 8px 16px; width: 100%; }
  h1, .hero h1 { font-size: 1.6rem; }
}