/* AI Receptionist - responsive public-facing landing page.
   No fixed-width content grids, external fonts, or framework dependencies. */
:root {
  --ink: #172239;
  --muted: #53627a;
  --canvas: #fafbfd;
  --white: #ffffff;
  --blue: #385ae8;
  --blue-dark: #2544c0;
  --line: #dce2ed;
  --pale: #edf2fb;
  --navy: #17243c;
  --green: #167354;
  --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; color: var(--ink); background: var(--canvas); font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif; font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
button, input, select { font: inherit; }
button, a, input, select, summary { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { text-wrap: balance; }
h1, h2 { font-weight: 650; }
p { text-wrap: pretty; }
:focus-visible { outline: 3px solid #5374f4; outline-offset: 5px; }
[hidden] { display: none !important; }
.container { width: min(1200px, calc(100% - 64px)); margin-inline: auto; }
.icon { width: 20px; height: 20px; flex: 0 0 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.skip-link { position: fixed; left: 20px; top: 12px; transform: translateY(-160%); padding: 12px 18px; background: var(--white); color: var(--ink); border-radius: 8px; z-index: 100; }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; top: 0; z-index: 40; background: rgba(250, 251, 253, .97); border-bottom: 1px solid var(--line); }
.nav-inner { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex-shrink: 0; font-size: 19px; font-weight: 670; letter-spacing: -.5px; white-space: nowrap; }
.brand-mark { width: 36px; height: 36px; flex: 0 0 36px; }
.brand-text span { font-weight: 480; }
.desktop-nav { display: flex; align-items: center; gap: 28px; }
.desktop-nav a, .footer-links a { color: var(--muted); font-size: 14px; font-weight: 550; }
.desktop-nav a:hover, .footer-links a:hover { color: var(--blue); }
.nav-cta { min-height: 42px; display: inline-flex; align-items: center; gap: 12px; font-size: 13px; font-weight: 650; border: 1px solid #cbd4e3; border-radius: 8px; padding: 10px 14px; }
.nav-cta:hover { border-color: var(--blue); color: var(--blue); }
.menu-toggle { display: none; border: 1px solid var(--line); background: var(--white); border-radius: 8px; padding: 10px; color: var(--ink); }
.mobile-nav { border-top: 1px solid var(--line); padding: 10px 24px 18px; }
.mobile-nav a { display: block; padding: 10px 0; font-weight: 550; font-size: 15px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 11px; font-weight: 750; letter-spacing: 1.7px; text-transform: uppercase; color: var(--blue-dark); }
.status-dot { width: 7px; height: 7px; background: var(--blue); border-radius: 50%; flex: 0 0 7px; }
.hero { padding: 54px 0 62px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, .98fr) minmax(0, 1.02fr); align-items: center; gap: clamp(32px, 4.5vw, 70px); }
.hero-copy, .hero-media, .section-heading > *, .flow-grid > *, .team-grid > * { min-width: 0; }
h1 { font-size: clamp(42px, 4.5vw, 64px); line-height: 1.07; letter-spacing: -.055em; margin: 21px 0 24px; }
h1 span { display: block; color: var(--blue); }
.hero-description { font-size: 18px; line-height: 1.75; color: var(--muted); max-width: 43ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 30px; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 14px; min-height: 48px; padding: 12px 20px; border-radius: 8px; border: 1px solid transparent; font-size: 14px; line-height: 1.5; font-weight: 650; transition: background-color .18s, border-color .18s, box-shadow .18s; }
.button-primary { color: var(--white); background: var(--blue); box-shadow: 0 5px 10px rgba(56,90,232,.1); }
.button-primary:hover { background: var(--blue-dark); box-shadow: 0 6px 20px rgba(56,90,232,.15); }
.button-light { background: var(--white); border-color: var(--line); color: var(--ink); }
.button-light:hover { border-color: #9ba9bf; }
.button-white { background: var(--white); color: var(--ink); }
.button-white:hover { background: #e5edff; }
.hero-principle { display: flex; gap: 12px; align-items: center; border-top: 1px solid var(--line); padding-top: 22px; margin-top: 32px; color: #526077; font-size: 13px; max-width: 430px; }
.principle-icon { display: grid; place-items: center; color: var(--blue); flex: 0 0 36px; height: 36px; background: #eaf0fe; border-radius: 10px; }
.hero-media { position: relative; border: 1px solid #233755; border-radius: 22px; background: var(--navy); padding: 24px 28px 20px; }
.media-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; color: #d6deee; margin-bottom: 18px; font-size: 10px; font-weight: 600; letter-spacing: 1.45px; text-transform: uppercase; }
.media-heading span:last-child { color: #abc2f2; letter-spacing: .45px; border: 1px solid #40567a; border-radius: 4px; padding: 4px 7px; font-size: 9px; }
.device { width: min(100%, 356px); margin-inline: auto; position: relative; }
.device-frame { padding: 9px; border-radius: 25px; background: linear-gradient(125deg, #87909f, #2b3442 24%, #555f6e 48%, #262e3a 75%, #919ba7); box-shadow: 0 16px 35px rgba(0,0,0,.22), inset 0 0 0 1px #a1a8b2; }
.device-screen { border: 3px solid #111a28; background: #fbfcff; border-radius: 18px; overflow: hidden; }
.screen-hardware { height: 16px; background: #fbfcff; display: flex; justify-content: center; align-items: center; }
.camera { height: 5px; width: 5px; border: 1px solid #394452; background: #152d45; border-radius: 50%; }
.screen-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 5px 21px 14px; border-bottom: 1px solid #e5e9f1; }
.screen-brand { display: inline-flex; gap: 7px; align-items: center; font-size: 11px; font-weight: 700; letter-spacing: -.1px; }
.screen-brand .brand-mark { width: 22px; height: 22px; flex-basis: 22px; }
.screen-label { color: #657388; font-size: 8px; font-weight: 700; letter-spacing: 1.3px; }
.screen-content { padding: 22px 21px 20px; min-height: 385px; }
.screen-overline { font-size: 9px; font-weight: 700; letter-spacing: 1.25px; text-transform: uppercase; color: var(--blue-dark); }
.screen-content h2 { font-size: 27px; line-height: 1.15; letter-spacing: -.9px; font-weight: 650; margin-top: 9px; }
.screen-intro { margin-top: 9px; font-size: 11px; line-height: 1.65; color: #5b6980; }
.checkin-form { margin-top: 17px; }
.input-group { margin-top: 12px; }
.input-group label { display: block; font-size: 10px; font-weight: 650; color: #40506b; margin-bottom: 5px; }
.input-group input, .input-group select { display: block; min-width: 0; width: 100%; min-height: 42px; border: 1px solid #cdd5e3; background: var(--white); color: #1a2943; border-radius: 7px; padding: 9px 10px; font-size: 12px; line-height: 1.5; }
.input-group input::placeholder { color: #708098; opacity: 1; }
.input-group input:focus, .input-group select:focus { outline: 2px solid #b1c3ff; border-color: var(--blue); outline-offset: 2px; }
.input-group select { padding-right: 5px; }
.screen-submit { width: 100%; margin-top: 17px; min-height: 42px; border: 0; border-radius: 7px; padding: 10px 12px; display: flex; align-items: center; justify-content: center; gap: 12px; background: var(--blue); color: var(--white); font-size: 11px; font-weight: 700; }
.screen-submit:disabled { opacity: .6; cursor: not-allowed; }
.screen-submit:hover { background: var(--blue-dark); }
.screen-submit .icon { width: 15px; height: 15px; flex-basis: 15px; }
.screen-footnote { font-size: 9px; line-height: 1.5; color: #66758c; margin-top: 10px; text-align: center; }
.device-neck { width: 68px; height: 19px; margin: 0 auto; background: linear-gradient(90deg, #4d5666, #8993a1 45%, #556071); clip-path: polygon(12% 0,88% 0,100% 100%,0 100%); }
.device-base { width: 136px; height: 6px; margin: 0 auto; background: linear-gradient(90deg,#505b6b,#929dad,#505b6b); border-radius: 3px 3px 6px 6px; }
.notification { display: flex; align-items: center; gap: 12px; padding: 13px 14px; border: 1px solid #3d516e; border-radius: 10px; background: #21314b; margin-top: 18px; color: #edf3ff; }
.notification-icon { flex: 0 0 34px; height: 34px; background: #324866; border-radius: 8px; display: grid; place-items: center; color: #bdccff; }
.notification-copy { flex: 1; min-width: 0; }
.notification-copy strong { display: block; font-size: 10px; letter-spacing: .9px; text-transform: uppercase; font-weight: 600; color: #bac9e6; }
.notification-copy p { font-size: 11px; line-height: 1.55; margin-top: 3px; overflow-wrap: anywhere; }
.notification-check { color: #8bd4b4; }
.demo-note { color: #bac6d9; font-size: 10px; text-align: center; line-height: 1.6; margin: 12px auto 0; max-width: 42ch; }
.success-icon { margin: 16px 0 18px; display: grid; place-items: center; width: 45px; height: 45px; background: #dff3e9; color: #126f4e; border-radius: 50%; }
.success-card { border: 1px solid #dbe6df; background: #f3faf5; border-radius: 10px; padding: 15px; margin-top: 20px; font-size: 11px; }
.success-card div { display: flex; justify-content: space-between; gap: 12px; margin: 7px 0; }
.success-card span { color: #5e7567; }
.success-card strong { min-width: 0; max-width: 65%; text-align: right; overflow-wrap: anywhere; }
.demo-reset { display: inline-flex; align-items: center; gap: 9px; background: transparent; color: var(--blue-dark); border: 0; padding: 11px 0; margin-top: 12px; font-size: 11px; font-weight: 650; }
.value-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); }
.value-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.value-item { padding: 22px 0; display: flex; align-items: center; gap: 12px; font-size: 13px; font-weight: 550; color: #425370; min-width: 0; }
.value-item + .value-item { border-left: 1px solid var(--line); justify-content: center; }
.value-item:last-child { justify-content: flex-end; }
.value-item .icon { color: var(--blue); }
.section { padding: 90px 0; }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr); gap: 56px; align-items: end; margin-bottom: 35px; }
h2 { font-size: clamp(30px, 3.1vw, 44px); line-height: 1.12; letter-spacing: -.045em; }
.section-heading h2 { max-width: 24ch; margin-top: 12px; }
.section-heading > p { font-size: 15px; line-height: 1.8; color: var(--muted); }
.flow-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; padding: 0; margin: 0; list-style: none; }
.flow-card { border: 1px solid #dbe2ef; background: var(--white); border-radius: 14px; padding: 24px 23px 27px; min-width: 0; }
.step-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 33px; }
.step-top > span { font-size: 11px; color: var(--blue-dark); font-weight: 700; letter-spacing: 1.2px; }
.step-top .step-arrow { display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid #e0e6f2; border-radius: 50%; color: #6781af; }
.step-arrow .icon { width: 14px; height: 14px; flex-basis: 14px; }
.flow-card h3 { font-size: 18px; line-height: 1.4; font-weight: 650; letter-spacing: -.35px; }
.flow-card p { margin-top: 12px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.team-section { background: #eef2f8; border-block: 1px solid #dce3ef; }
.team-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 80px; align-items: center; }
.team-copy h2 { margin-top: 14px; max-width: 20ch; }
.team-intro { color: var(--muted); font-size: 15px; margin-top: 20px; max-width: 49ch; }
.audience-list { margin-top: 30px; }
.audience-row { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 15px; padding: 20px 0; border-top: 1px solid #d5ddeb; }
.audience-symbol { display: grid; place-items: center; width: 34px; height: 34px; background: var(--white); border-radius: 9px; color: var(--blue); }
.audience-row h3 { font-size: 15px; letter-spacing: -.2px; font-weight: 650; }
.audience-row p { margin-top: 6px; font-size: 14px; color: var(--muted); }
.connection-panel { background: #fff; border: 1px solid #d8e0ef; border-radius: 20px; padding: 29px; box-shadow: 0 12px 32px rgba(25,44,78,.04); }
.connection-header { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding-bottom: 24px; margin-bottom: 20px; border-bottom: 1px solid #e3e8f1; }
.connection-header strong { font-size: 12px; letter-spacing: 1px; text-transform: uppercase; }
.connection-header > span { display: inline-flex; align-items: center; gap: 6px; color: #227351; font-size: 10px; font-weight: 650; }
.connection-header i { width: 6px; height: 6px; border-radius: 50%; background: #23825d; }
.record-label { font-size: 10px; letter-spacing: 1.3px; color: #6b7892; font-weight: 700; }
.record-row { display: flex; align-items: center; gap: 12px; margin-top: 15px; }
.record-avatar { width: 43px; height: 43px; flex: 0 0 43px; border-radius: 50%; background: #ecf1fe; display: grid; place-items: center; color: var(--blue); }
.record-row strong { display: block; font-size: 16px; font-weight: 620; letter-spacing: -.2px; }
.record-row p { font-size: 11px; color: #63728c; margin-top: 3px; }
.record-pill { margin-left: auto; font-size: 10px; padding: 5px 8px; color: #1d6e51; background: #eaf7ef; border-radius: 5px; white-space: nowrap; }
.connection-line { border-left: 1px dashed #b3c5ec; margin: 15px 0 15px 22px; height: 40px; display: flex; align-items: center; gap: 14px; padding-left: 18px; color: #697c9a; font-size: 10px; }
.host-alert { border-radius: 12px; border: 1px solid #d8e3f8; padding: 18px; background: #f3f6fc; }
.alert-heading { display: flex; align-items: center; gap: 9px; font-size: 11px; color: #38568d; font-weight: 650; }
.host-alert h3 { margin-top: 15px; font-size: 19px; font-weight: 620; letter-spacing: -.4px; }
.host-alert > p { font-size: 13px; line-height: 1.8; color: #5c6d88; margin-top: 8px; }
.alert-status { display: flex; align-items: center; gap: 7px; font-size: 11px; color: #26724d; padding-top: 16px; margin-top: 15px; border-top: 1px solid #dce6f5; }
.alert-status .icon { width: 14px; height: 14px; flex-basis: 14px; }
.sample-caption { font-size: 10px; color: #67768d; text-align: center; margin-top: 18px; }
.faq-grid { display: grid; grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr); gap: 80px; }
.faq-intro h2 { margin: 12px 0 18px; }
.faq-intro p { font-size: 15px; color: var(--muted); max-width: 32ch; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq-list summary { font-size: 16px; line-height: 1.5; font-weight: 600; cursor: pointer; list-style: none; display: flex; align-items: start; justify-content: space-between; gap: 22px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: '+'; color: var(--blue); font-size: 20px; font-weight: 400; line-height: 1; flex-shrink: 0; }
.faq-list details[open] summary::after { content: '-'; }
.faq-list details p { margin-top: 14px; max-width: 63ch; font-size: 14px; color: var(--muted); line-height: 1.85; }
.closing { padding: 0 0 70px; }
.closing-panel { border: 1px solid #263859; background: var(--navy); color: var(--white); border-radius: 20px; padding: 42px 46px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.closing-panel .eyebrow { color: #b9caff; }
.closing-panel h2 { font-size: clamp(28px, 3vw, 39px); margin-top: 11px; }
.closing-panel p { margin-top: 13px; font-size: 14px; color: #c1cce0; max-width: 51ch; }
.closing-panel .button { flex-shrink: 0; }
.site-footer { border-top: 1px solid var(--line); padding: 26px 0 30px; }
.footer-row { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.site-footer .brand { font-size: 16px; }
.site-footer .brand-mark { width: 29px; height: 29px; flex-basis: 29px; }
.footer-caption { margin-top: 6px; font-size: 12px; color: #62728d; }
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; }
@media (max-width: 1100px) {
  .desktop-nav { gap: 18px; }
  .hero-grid { gap: 32px; }
  .hero-media { padding: 21px; }
  h1 { font-size: 52px; }
  .flow-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .team-grid, .faq-grid { gap: 45px; }
  .section-heading { gap: 35px; }
}
@media (max-width: 900px) {
  .desktop-nav, .nav-cta { display: none; }
  .menu-toggle { display: inline-flex; }
  .nav-inner { min-height: 72px; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 34px; }
  .hero-copy { max-width: 620px; }
  h1 { font-size: 60px; max-width: 17ch; }
  .hero-description { max-width: 52ch; }
  .hero-media { width: min(100%, 570px); justify-self: center; }
  .hero { padding-top: 42px; }
  .section { padding: 68px 0; }
  .section-heading { grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .section-heading > p { max-width: 56ch; }
  .value-grid { grid-template-columns: minmax(0, 1fr); }
  .value-item { padding: 15px 0; }
  .value-item + .value-item { border-left: 0; border-top: 1px solid var(--line); justify-content: flex-start; }
  .team-grid, .faq-grid { grid-template-columns: minmax(0, 1fr); gap: 34px; }
  .connection-panel { max-width: 600px; width: 100%; justify-self: center; }
  .faq-intro p { max-width: 52ch; }
  .closing-panel { align-items: flex-start; flex-direction: column; gap: 24px; padding: 34px; }
}
@media (max-width: 600px) {
  .container { width: calc(100% - 36px); }
  .brand { font-size: 17px; gap: 9px; }
  .brand-mark { width: 32px; height: 32px; flex-basis: 32px; }
  .hero { padding: 36px 0 40px; }
  h1 { font-size: clamp(39px, 9.7vw, 52px); margin-top: 17px; margin-bottom: 20px; }
  .hero-description { font-size: 16px; line-height: 1.75; }
  .eyebrow { font-size: 9px; letter-spacing: 1.1px; gap: 7px; }
  .hero-actions { gap: 10px; margin-top: 24px; }
  .button { padding-inline: 16px; font-size: 13px; min-height: 46px; gap: 10px; }
  .hero-principle { font-size: 12px; margin-top: 25px; padding-top: 18px; }
  .hero-media { padding: 15px 13px 17px; border-radius: 17px; }
  .media-heading { font-size: 8px; letter-spacing: 1px; margin-bottom: 14px; }
  .media-heading span:last-child { font-size: 8px; padding: 3px 5px; }
  .device-frame { padding: 7px; border-radius: 23px; }
  .screen-top { padding-inline: 16px; }
  .screen-content { padding: 20px 16px 18px; min-height: 382px; }
  .screen-content h2 { font-size: 26px; }
  .input-group input, .input-group select { font-size: 16px; min-height: 44px; }
  .input-group label { font-size: 11px; }
  .screen-submit { min-height: 44px; font-size: 13px; }
  .screen-brand { font-size: 10px; }
  .screen-label { font-size: 7px; letter-spacing: 1px; }
  .notification { gap: 9px; padding: 11px; }
  .notification-copy strong { font-size: 9px; }
  .notification-copy p { font-size: 10px; }
  .notification-icon { flex-basis: 28px; height: 28px; }
  .demo-note { font-size: 9px; }
  .section { padding: 52px 0; }
  h2 { font-size: 32px; }
  .section-heading { margin-bottom: 26px; }
  .flow-grid { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .flow-card { padding: 21px; }
  .step-top { margin-bottom: 19px; }
  .flow-card p { max-width: 48ch; font-size: 14px; }
  .connection-panel { padding: 23px 19px; }
  .record-row { gap: 9px; }
  .record-row strong { font-size: 15px; }
  .record-pill { font-size: 9px; padding: 4px 6px; }
  .connection-header strong { font-size: 10px; }
  .connection-header > span { font-size: 9px; }
  .faq-list summary { font-size: 15px; }
  .closing { padding-bottom: 44px; }
  .closing-panel { padding: 27px 23px; }
  .closing-panel h2 { font-size: 30px; }
  .footer-row { align-items: flex-start; flex-direction: column; }
  .footer-links { gap: 20px; }
  .footer-links a { font-size: 12px; }
}
@media (max-width: 359px) {
  .container { width: calc(100% - 28px); }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-media { padding: 13px 10px 15px; }
  .screen-top { padding-inline: 12px; }
  .screen-content { padding-inline: 12px; }
  .screen-content h2 { font-size: 24px; }
  .screen-brand { font-size: 9px; }
  .screen-label { font-size: 6px; }
  .record-pill { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}