/* voipsystems.ca — product site for VoIP Systems Portal */
:root {
  --blue: #0b56a6;
  --azure: #0597d5;
  --ink: #0f1b2d;
  --ink-2: #44546a;
  --ink-3: #6b7a90;
  --line: #e3e8ef;
  --bg: #ffffff;
  --bg-soft: #f5f8fc;
  --bg-tint: #eaf3fb;
  --card: #ffffff;
  --green: #12805c;
  --amber: #b45309;
  --shadow: 0 1px 2px rgba(15, 27, 45, .06), 0 8px 24px rgba(15, 27, 45, .08);
  --radius: 14px;
  --max: 1160px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e8eef6;
    --ink-2: #b4c0d0;
    --ink-3: #8a98ab;
    --line: #243246;
    --bg: #0b1320;
    --bg-soft: #0f1a2b;
    --bg-tint: #10233b;
    --card: #132036;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .35);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); }
@media (prefers-color-scheme: dark) { a { color: #5cb8ec; } }
h1, h2, h3 { line-height: 1.15; letter-spacing: -.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.muted { color: var(--ink-2); }
.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--blue); background: var(--bg-tint); padding: 4px 10px; border-radius: 999px; margin-bottom: 14px;
}
@media (prefers-color-scheme: dark) { .eyebrow { color: #7cc6f0; } }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 10px;
  font-weight: 700; font-size: 1rem; text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--blue), var(--azure)); color: #fff; box-shadow: 0 6px 18px rgba(11, 86, 166, .3); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: var(--bg-soft); }
.btn-sm { padding: 8px 16px; font-size: .95rem; }

/* header */
.site-header {
  position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; gap: 24px; height: 66px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; color: var(--ink); text-decoration: none; }
.logo .mark {
  width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(135deg, var(--blue), var(--azure));
  color: #fff; display: grid; place-items: center; font-weight: 800; font-size: 1.15rem;
}
.logo small { display: block; font-weight: 600; font-size: .72rem; color: var(--ink-3); letter-spacing: .02em; margin-top: -4px; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { color: var(--ink-2); text-decoration: none; font-weight: 600; font-size: .95rem; }
.nav a:hover { color: var(--ink); }
@media (max-width: 880px) { .nav { display: none; } .site-header .btn { margin-left: auto; } }

/* hero */
.hero { padding: 72px 0 64px; background:
  radial-gradient(900px 400px at 85% -10%, color-mix(in srgb, var(--azure) 18%, transparent), transparent 70%),
  radial-gradient(700px 360px at -10% 10%, color-mix(in srgb, var(--blue) 12%, transparent), transparent 70%); }
.hero .wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero p.lead { font-size: 1.2rem; color: var(--ink-2); max-width: 36em; }
.hero .ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero .chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.chip { font-size: .85rem; font-weight: 600; color: var(--ink-2); background: var(--card); border: 1px solid var(--line); padding: 5px 12px; border-radius: 999px; }
@media (max-width: 920px) { .hero .wrap { grid-template-columns: 1fr; } .hero { padding-top: 48px; } }

/* mock "screens" */
.screen {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
  overflow: hidden;
}
.screen .bar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--bg-soft); font-size: .82rem; font-weight: 700; color: var(--ink-2); }
.screen .bar .dots { display: flex; gap: 5px; margin-right: 6px; }
.screen .bar .dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--line); display: block; }
.screen .bar .tag { margin-left: auto; font-size: .72rem; color: var(--green); background: color-mix(in srgb, var(--green) 12%, transparent); padding: 2px 8px; border-radius: 999px; }
.screen .body { padding: 18px; }
.convo { display: flex; flex-direction: column; gap: 10px; }
.msg { max-width: 86%; padding: 10px 14px; border-radius: 14px; font-size: .93rem; line-height: 1.45; }
.msg .who { display: block; font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; opacity: .75; margin-bottom: 2px; }
.msg.ai { background: var(--bg-tint); align-self: flex-start; border-top-left-radius: 4px; }
.msg.caller { background: linear-gradient(135deg, var(--blue), var(--azure)); color: #fff; align-self: flex-end; border-top-right-radius: 4px; }
.msg.note { background: color-mix(in srgb, var(--amber) 12%, var(--card)); align-self: flex-start; border: 1px dashed color-mix(in srgb, var(--amber) 45%, transparent); }
.status { display: flex; align-items: center; gap: 8px; font-size: .8rem; color: var(--ink-3); margin-top: 6px; }
.status .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(18, 128, 92, .5); animation: pulse 1.8s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(18, 128, 92, 0); } 100% { box-shadow: 0 0 0 0 rgba(18, 128, 92, 0); } }
@media (prefers-reduced-motion: reduce) { .status .pulse { animation: none; } html { scroll-behavior: auto; } .btn:hover { transform: none; } }

/* sections */
section { padding: 84px 0; }
section.soft { background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 760px; margin: 0 auto 48px; text-align: center; }
.section-head p { font-size: 1.1rem; color: var(--ink-2); }

/* highlight grid */
.hl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
@media (max-width: 980px) { .hl-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .hl-grid { grid-template-columns: 1fr; } }
.hl {
  display: block; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px;
  text-decoration: none; color: inherit; transition: transform .14s ease, box-shadow .14s ease, border-color .14s ease;
}
.hl:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--azure) 40%, var(--line)); }
.hl .ic { width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center; background: var(--bg-tint); color: var(--blue); margin-bottom: 14px; }
@media (prefers-color-scheme: dark) { .hl .ic { color: #7cc6f0; } }
.hl .ic svg { width: 24px; height: 24px; }
.hl h3 { display: flex; align-items: center; gap: 8px; }
.new { font-size: .66rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: #fff; background: linear-gradient(135deg, var(--blue), var(--azure)); padding: 2px 7px; border-radius: 999px; }
.hl p { color: var(--ink-2); font-size: .97rem; margin: 0; }

/* feature detail rows */
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; padding: 56px 0; border-top: 1px solid var(--line); }
.feature:first-of-type { border-top: 0; }
.feature.flip .copy { order: 2; }
@media (max-width: 920px) { .feature { grid-template-columns: 1fr; gap: 28px; } .feature.flip .copy { order: 0; } }
.feature .copy p { color: var(--ink-2); }
.ticks { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 10px; }
.ticks li { position: relative; padding-left: 30px; color: var(--ink-2); }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--bg-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230b56a6' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat;
}
.ticks b { color: var(--ink); }

/* small mock widgets */
.field { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font-size: .92rem; color: var(--ink-2); background: var(--bg); margin-bottom: 10px; }
.field label { display: block; font-size: .72rem; font-weight: 700; color: var(--ink-3); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 3px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.pill { font-size: .8rem; font-weight: 600; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); background: var(--bg); }
.pill.on { border-color: transparent; background: var(--bg-tint); color: var(--blue); }
@media (prefers-color-scheme: dark) { .pill.on { color: #7cc6f0; } }
.wave { display: flex; align-items: center; gap: 3px; height: 36px; margin: 6px 0 12px; }
.wave i { display: block; width: 4px; border-radius: 2px; background: linear-gradient(var(--azure), var(--blue)); }
.play { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: linear-gradient(135deg, var(--blue), var(--azure)); color: #fff; flex: none; }
.summary { border-left: 3px solid var(--azure); background: var(--bg-tint); border-radius: 0 10px 10px 0; padding: 12px 14px; font-size: .92rem; margin-top: 10px; }
.summary b { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); margin-bottom: 4px; }
.line { font-size: .88rem; padding: 6px 0; border-bottom: 1px dashed var(--line); color: var(--ink-2); }
.line:last-child { border-bottom: 0; }
.line b { color: var(--ink); font-size: .74rem; text-transform: uppercase; letter-spacing: .05em; margin-right: 6px; }
.dir-list { display: grid; gap: 8px; }
.dir-item { display: flex; align-items: center; justify-content: space-between; border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px; font-size: .92rem; background: var(--bg); }
.dir-item span { color: var(--ink-3); font-size: .82rem; }
.dir-item.hit { border-color: color-mix(in srgb, var(--azure) 60%, var(--line)); background: var(--bg-tint); }

/* all-features grid */
.all-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 1060px) { .all-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 760px) { .all-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .all-grid { grid-template-columns: 1fr; } }
.cat { grid-column: 1 / -1; font-size: .8rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin: 18px 0 2px; }
.cat:first-child { margin-top: 0; }
.mini { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.mini h4 { margin: 0 0 4px; font-size: 1rem; }
.mini p { margin: 0; font-size: .9rem; color: var(--ink-2); line-height: 1.5; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: s; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.step { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; position: relative; }
.step::before {
  counter-increment: s; content: counter(s); width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--blue), var(--azure)); margin-bottom: 14px;
}
.step p { color: var(--ink-2); margin: 0; }

/* trust band */
.trust { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 900px) { .trust { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .trust { grid-template-columns: 1fr; } }
.trust div { padding: 20px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.trust h4 { margin: 0 0 6px; font-size: 1rem; }
.trust p { margin: 0; font-size: .92rem; color: var(--ink-2); }

/* faq */
.faq { max-width: 820px; margin: 0 auto; }
.faq details { border: 1px solid var(--line); border-radius: 12px; background: var(--card); margin-bottom: 10px; }
.faq summary { cursor: pointer; padding: 16px 20px; font-weight: 700; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.3rem; line-height: 1; color: var(--ink-3); }
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 20px 16px; margin: 0; color: var(--ink-2); }

/* cta + footer */
.cta { text-align: center; padding: 72px 24px; border-radius: 22px; color: #fff;
  background: radial-gradient(600px 240px at 80% 0%, rgba(255,255,255,.18), transparent 70%), linear-gradient(135deg, var(--blue), var(--azure)); }
.cta h2 { color: #fff; }
.cta p { opacity: .92; font-size: 1.1rem; max-width: 40em; margin: 0 auto 26px; }
.cta .btn-white { background: #fff; color: var(--blue); }
.cta .btn-outline { color: #fff; border-color: rgba(255,255,255,.6); }
.cta .ctas { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; }
footer { padding: 36px 0 44px; color: var(--ink-3); font-size: .9rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; justify-content: space-between; }
footer a { color: var(--ink-2); text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer nav { display: flex; gap: 18px; flex-wrap: wrap; }