/* Infirise AI homepage: tokens, base elements, layout helpers, buttons, header, mobile menu and footer. */

:root {
  --navy: #11143A;
  --navy-deep: #0B0D28;
  --indigo: #3E467C;
  --muted: #4D5470;
  --line: #D8DDEA;
  --soft: #F3F5FB;
  --azure: #2B72AF;
  --azure-hover: #235D91;
  --azure-logo: #2E7BBC;
  --sky: #6CB8F0;
  --sky-hi: #9FD2F7;
  --mist: #A3AAC8;
  --haze: #C5CADF;
  --pale: #E3E6F0;
  --pad: clamp(20px, 5vw, 64px);
  --sec: clamp(56px, 7vw, 96px);
  --head: Poppins, system-ui, sans-serif;
  --body: Inter, system-ui, sans-serif;
  --focus: var(--azure);
  --primary: var(--azure);
  --primary-hover: var(--azure-hover);
  --primary-ink: #ffffff;
}

[hidden] { display: none !important; }

body {
  margin: 0;
  background: #ffffff;
  color: var(--navy);
  font: 17px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, p { margin: 0; }
a { color: var(--azure); }
a:hover { color: var(--indigo); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.on-dark { --focus: var(--sky); --primary: var(--sky); --primary-hover: var(--sky-hi); --primary-ink: var(--navy); }
.on-light { --focus: var(--azure); --primary: var(--azure); --primary-hover: var(--azure-hover); --primary-ink: #ffffff; }

/* ---------- Layout helpers ---------- */

.wrap { box-sizing: content-box; max-width: 1200px; margin: 0 auto; padding-inline: var(--pad); }
.sec-pad { padding-block: var(--sec); }
.stack { display: flex; flex-direction: column; gap: 32px; }
.stack-tight { gap: 28px; }
.alt { background: var(--soft); }
.dark { position: relative; overflow: hidden; background: var(--navy); color: #ffffff; }
.grid { display: grid; }
.balance { text-wrap: balance; }

.h2 { font: 700 clamp(28px, 2.8vw, 38px)/1.2 var(--head); color: var(--indigo); }
.h2-xl { font: 700 clamp(28px, 3vw, 42px)/1.2 var(--head); }

.card { transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease; }
.card-title { font: 600 20px/1.3 var(--head); color: var(--indigo); }
.card-text { font-size: 15px; line-height: 1.6; color: var(--muted); }

@media (hover: hover) {
  .card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(17, 20, 58, 0.12); }
}

.fine { font-size: 15px; color: var(--muted); }

.link-sky { align-self: flex-start; font: 600 15px/1.4 var(--body); color: var(--sky); }
.link-sky:hover { color: var(--sky-hi); }
.link-sm { font-size: 14px; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 24px; border: 0; border-radius: 10px;
  font: 600 16px/1 var(--body); text-decoration: none; text-align: center; cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: var(--primary-ink); }
.btn-primary:hover { background: var(--primary-hover); color: var(--primary-ink); }
.btn-glow { box-shadow: 0 10px 30px rgba(108, 184, 240, 0.35); }
.btn-glow:hover { box-shadow: 0 14px 36px rgba(108, 184, 240, 0.5); transform: translateY(-1px); }
.btn-ghost { padding: 0 22px; border: 2px solid #ffffff; background: transparent; color: #ffffff; }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.12); color: #ffffff; }
.btn-sm { min-height: 44px; padding: 0 16px; font-size: 15px; }
.btn-sm.btn-ghost { border-width: 1.5px; }
.btn-xs { padding: 0 14px; font-size: 14px; }

.ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.ctas-center { justify-content: center; }

@media (max-width: 480px) {
  .ctas .btn { flex: 1 1 100%; }
}

/* ---------- Header ---------- */

.hdr {
  position: sticky; top: 0; z-index: 50;
  background: rgba(17, 20, 58, 0.9);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(216, 221, 234, 0.12);
  transition: background-color 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.hdr[data-scrolled] {
  background: rgba(17, 20, 58, 0.97);
  border-bottom-color: rgba(216, 221, 234, 0.18);
  box-shadow: 0 10px 30px rgba(6, 8, 26, 0.35);
}
.hdr-in {
  box-sizing: content-box; max-width: 1200px; height: 72px; margin: 0 auto; padding: 0 var(--pad);
  display: flex; align-items: center; gap: 24px;
}

.logo { flex: 0 1 auto; display: flex; align-items: center; gap: 10px; min-height: 44px; text-decoration: none; }
.logo img { display: block; width: auto; max-width: none; }
.logo-mark { height: 38px; }
.logo-text { display: flex; flex-direction: column; gap: 4px; }
.logo-name { display: flex; align-items: center; gap: 7px; }
.logo-word { height: 14px; }
.logo-ai { font: 600 15px/1 var(--head); color: var(--sky); }
.logo-tag { font: 500 10px/1.2 var(--body); color: var(--mist); }

.hdr-desk {
  display: none; flex: 1 0 auto;
  align-items: center; justify-content: flex-end; gap: 20px; white-space: nowrap;
}
.nav { display: flex; gap: 18px; font: 500 15px/1 var(--body); }
.nav a {
  display: inline-flex; align-items: center; gap: 4px; min-height: 44px;
  color: var(--pale); text-decoration: none;
  text-decoration-thickness: 2px; text-underline-offset: 8px;
}
.nav a:hover { color: #ffffff; text-decoration: underline; text-decoration-color: var(--sky); }

.hdr-mob { display: flex; flex: 1 0 auto; align-items: center; justify-content: flex-end; gap: 10px; }
.menu-btn {
  display: grid; place-items: center; width: 44px; height: 44px; padding: 0;
  border: 1px solid rgba(216, 221, 234, 0.35); border-radius: 10px;
  background: transparent; color: #ffffff; cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}
.menu-btn:hover { background: rgba(255, 255, 255, 0.08); border-color: rgba(216, 221, 234, 0.6); }
.menu-btn .i-close { display: none; }
.menu-btn[aria-expanded="true"] .i-open { display: none; }
.menu-btn[aria-expanded="true"] .i-close { display: inline; }

@media (min-width: 1024px) {
  .hdr-desk { display: flex; }
  .hdr-mob { display: none; }
}

.hdr-mob .btn { white-space: nowrap; }

@media (max-width: 1023px) {
  .hdr-in { gap: 16px; }
  .logo { gap: 8px; }
  .logo-mark { height: 32px; }
  .logo-word { height: 12px; }
  .logo-ai { font-size: 13px; }
}

@media (max-width: 389px) {
  .hdr-in { gap: 12px; }
  .hdr-mob { gap: 8px; }
  .hdr-mob .btn { padding: 0 10px; font-size: 13px; }
  .logo-mark { height: 28px; }
}

@media (max-width: 359px) {
  .hdr-mob .btn { display: none; }
}

@media (min-width: 1024px) and (max-width: 1180px) {
  .hdr-in { gap: 12px; }
  .hdr-desk { gap: 12px; }
  .nav { gap: 10px; font-size: 14px; }
  .hdr-desk .btn-sm { padding: 0 12px; }
  .logo-mark { height: 32px; }
}

/* ---------- Header dropdown menus (motion.js opens them on click, tap or keyboard) ---------- */

.nav a[aria-current="page"] { color: #ffffff; text-decoration: underline; text-decoration-color: var(--sky); }
.dd { position: relative; }
.dd-btn {
  display: inline-flex; align-items: center; gap: 4px; min-height: 44px; padding: 0;
  border: 0; background: none; color: var(--pale); font: inherit; cursor: pointer;
  text-decoration-thickness: 2px; text-underline-offset: 8px;
}
.dd-btn:hover, .dd-btn[aria-expanded="true"] { color: #ffffff; text-decoration: underline; text-decoration-color: var(--sky); }
.dd-btn span { display: inline-block; transition: transform 0.2s ease; }
.dd-btn[aria-expanded="true"] span { transform: rotate(180deg); }
.dd-panel {
  position: absolute; top: calc(100% + 14px); left: -16px; z-index: 60;
  width: max-content; min-width: 240px; max-width: 340px;
  display: flex; flex-direction: column; gap: 4px; padding: 10px;
  border: 1px solid rgba(216, 221, 234, 0.16); border-radius: 14px; background: #161A48;
  box-shadow: 0 24px 50px rgba(6, 8, 26, 0.45); white-space: normal;
  animation: dd-in 0.18s ease;
}
.dd-list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 2px; }
.nav .dd-link {
  flex-direction: column; align-items: flex-start; justify-content: center;
  padding: 10px 12px; border-radius: 10px; color: var(--pale); line-height: 1.35;
}
.dd-link b { font-weight: 500; }
.nav .dd-link:hover, .nav .dd-link[aria-current="page"] { background: rgba(108, 184, 240, 0.12); color: #ffffff; text-decoration: none; }
.nav .dd-foot { padding: 8px 12px; border-top: 1px solid rgba(216, 221, 234, 0.12); color: var(--sky); font-size: 14px; }

@keyframes dd-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

/* ---------- Mobile menu ---------- */

.mnav {
  position: fixed; inset: 73px 0 0; z-index: 45; overflow-y: auto;
  display: flex; flex-direction: column; gap: 28px;
  padding: 8px var(--pad) 96px; background: var(--navy);
  animation: mnav-in 0.22s ease;
}
.mnav-links { margin: 0; padding: 0; list-style: none; }
.mnav-links a {
  display: flex; align-items: center; min-height: 56px;
  border-bottom: 1px solid rgba(216, 221, 234, 0.12);
  color: #ffffff; font: 600 20px/1.2 var(--head); text-decoration: none;
}
.mnav-links a:hover, .mnav-links a[aria-current="page"] { color: var(--sky); }
.mnav-group summary {
  display: flex; align-items: center; justify-content: space-between; min-height: 56px;
  border-bottom: 1px solid rgba(216, 221, 234, 0.12);
  color: #ffffff; font: 600 20px/1.2 var(--head); list-style: none; cursor: pointer;
}
.mnav-group summary::-webkit-details-marker { display: none; }
.mnav-group summary::after {
  content: ""; width: 8px; height: 8px;
  border-right: 2px solid var(--mist); border-bottom: 2px solid var(--mist);
  transform: rotate(45deg); transition: transform 0.2s ease;
}
.mnav-group[open] summary::after { transform: rotate(-135deg); }
.mnav-group a { min-height: 48px; padding-left: 16px; color: var(--pale); font: 500 16px/1.3 var(--body); }
.mnav-cta { display: grid; gap: 12px; }
html.nav-open { overflow: hidden; }

@keyframes mnav-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: none; }
}

@media (min-width: 1024px) {
  .mnav { display: none !important; }
}

/* ---------- Footer ---------- */

.ftr { background: var(--navy-deep); color: var(--mist); font-size: 14px; line-height: 1.6; }
.ftr-in {
  box-sizing: content-box; max-width: 1200px; margin: 0 auto; padding: 56px var(--pad) 28px;
  display: flex; flex-direction: column; gap: 32px;
}
.ftr .logo { align-self: flex-start; }
.ftr-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 28px; }
.ftr-col h2 { margin-bottom: 8px; font: 600 14px/1.6 var(--body); color: #ffffff; }
.ftr-col ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 8px; }
.ftr-col a { color: var(--mist); text-decoration: none; }
.ftr-col a:hover { color: #ffffff; text-decoration: underline; }
.ftr-legal { display: flex; flex-direction: column; gap: 6px; padding-top: 20px; border-top: 1px solid rgba(163, 170, 200, 0.25); }
.ftr-legal a { color: var(--sky); }
.ftr-legal a:hover { color: var(--sky-hi); }
body:has(.pv-bar) .ftr-in { padding-bottom: 96px; }

@media (max-width: 600px) {
  .ftr-cols { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
  .ftr-col h2 { margin-bottom: 4px; }
  .ftr-col ul { gap: 0; }
  .ftr-col a { display: flex; align-items: center; min-height: 44px; line-height: 1.3; }
}