/* Elion Labs: shared landing tokens, layout and responsive components. */
:root {
  --background: var(--brand-paper);
  --foreground: var(--brand-ink);
  --muted: #5d6868;
  --card: #fff;
  --surface: #edf3f0;
  --border: #d9e3df;
  --primary: var(--brand-blue);
  --primary-hover: #00556b;
  --accent: var(--brand-blue-light);
  --destructive: #ae2929;
  --radius: 16px;
  --shadow: 0 18px 55px -30px #17191b30;
  --header-bg: #f7f9f8f2;
  color-scheme: light;
}
[data-theme='dark'] {
  --background: var(--brand-ink);
  --foreground: var(--brand-paper);
  --muted: #b7c5c1;
  --card: #22292a;
  --surface: #1d2425;
  --border: #40514e;
  --primary: var(--brand-blue-light);
  --primary-hover: #94e8ec;
  --accent: var(--brand-blue-light);
  --destructive: #ffaba5;
  --header-bg: #17191bf2;
  color-scheme: dark;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 105px;
}
body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--brand-font);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
button,
input,
select,
textarea {
  font: inherit;
}
a {
  color: inherit;
  text-decoration: none;
}
button,
a,
input,
select,
textarea,
summary {
  -webkit-tap-highlight-color: transparent;
}
button,
a,
summary {
  touch-action: manipulation;
}
button {
  cursor: pointer;
}
svg {
  flex-shrink: 0;
  vertical-align: middle;
}
p,
h1,
h2,
h3,
h4 {
  margin: 0;
}
p {
  color: var(--muted);
}
h1,
h2,
h3,
h4 {
  font-weight: 600;
  line-height: 1.2;
}
h2 {
  font-size: clamp(30px, 3.15vw, 44px);
  letter-spacing: -1.6px;
}
h3 {
  font-size: 19px;
  letter-spacing: -0.4px;
}
h4 {
  font-size: 15px;
}
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid #0085a3;
  outline-offset: 5px;
}
::selection {
  background: var(--brand-blue-light);
  color: var(--brand-ink);
}
.container {
  width: min(1200px, calc(100% - 96px));
  margin-inline: auto;
}
.section {
  padding: 100px 0;
}
.section-tinted {
  background: var(--surface);
  border-block: 1px solid var(--border);
}
.eyebrow {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.7px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--primary);
  margin-bottom: 22px;
}
.status-dot {
  display: inline-block;
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  background: var(--brand-green);
  border-radius: 50%;
  box-shadow: 0 0 0 3px #b4d33420;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 17px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: var(--primary);
  color: var(--background);
  padding: 14px 20px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.5;
  transition:
    background 0.2s,
    transform 0.2s,
    box-shadow 0.2s;
}
.btn:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.btn svg {
  width: 17px;
  height: 17px;
}
.btn-small {
  padding: 10px 15px;
  font-size: 12px;
}
.btn-outline {
  background: transparent;
  border-color: var(--border);
  color: var(--foreground);
}
.btn-outline:hover {
  background: var(--surface);
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--foreground);
}
.text-link:hover {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 5px;
}
.skip-link {
  position: fixed;
  left: 20px;
  top: -100px;
  background: var(--card);
  padding: 14px;
  z-index: 100;
}
.skip-link:focus {
  top: 12px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
}
.header-inner {
  height: 83px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  line-height: 1;
  font-size: 27px;
  letter-spacing: -1.4px;
  font-weight: 700;
  white-space: nowrap;
}

.nav {
  display: flex;
  gap: 26px;
  align-items: center;
  font-size: 12px;
  font-weight: 500;
}
.nav a {
  padding: 10px 0;
  color: var(--muted);
}
.nav a:hover {
  color: var(--primary);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 15px;
}
.theme-toggle,
.menu-toggle {
  border: 0;
  background: transparent;
  color: var(--foreground);
  width: 40px;
  height: 40px;
  display: grid;
  place-content: center;
}
.menu-toggle {
  display: none;
  gap: 5px;
}
.menu-toggle span {
  width: 20px;
  height: 1.5px;
  background: currentColor;
}
.hero {
  overflow: hidden;
  background: radial-gradient(ellipse at 82% 42%, #dff0e580, transparent 55%);
}
[data-theme='dark'] .hero {
  background: radial-gradient(ellipse at 82% 42%, #213b3680, transparent 55%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.04fr 1fr;
  align-items: center;
  gap: 60px;
  padding-top: 96px;
  padding-bottom: 88px;
}
.hero h1 {
  font-size: clamp(42px, 4.7vw, 64px);
  line-height: 1.065;
  letter-spacing: -3px;
  max-width: 620px;
}
.hero h1 > span {
  color: var(--brand-blue);
}
[data-theme='dark'] .hero h1 > span {
  color: var(--brand-blue-light);
}
.hero-description {
  font-size: 16px;
  line-height: 1.8;
  max-width: 470px;
  margin-top: 27px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 23px;
  margin-top: 30px;
}
.hero-note {
  position: relative;
  margin-top: 30px;
  padding-left: 15px;
  font-size: 11px;
  line-height: 1.65;
}
.hero-note > span {
  position: absolute;
  left: 0;
  top: 3px;
  width: 2px;
  height: 30px;
  background: #86b1a0;
}
.hero-note strong {
  color: var(--foreground);
  font-weight: 500;
}
.hero-bottom {
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-block: 23px;
}
.hero-bottom > span {
  font-size: 9px;
  letter-spacing: 1.5px;
  color: var(--muted);
}
.hero-bottom p {
  font-size: 11px;
}
.hero-bottom i {
  font-style: normal;
  margin: 0 20px;
  color: #597e73;
}
.hero-bottom > a {
  width: 29px;
  height: 29px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: grid;
  place-content: center;
}
.flow-board {
  border: 1px solid #d9e3df;
  border-radius: 12px;
  background: var(--card);
  box-shadow: 0 22px 80px -25px #174e4325;
  transform: none;
  font-size: 11px;
}
.board-top,
.board-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 17px 20px;
  gap: 10px;
  color: var(--muted);
}
.board-top {
  border-bottom: 1px solid var(--border);
  font-size: 8px;
  letter-spacing: 1.3px;
}
.board-top .status-dot,
.board-bottom .status-dot {
  margin-right: 6px;
  width: 5px;
  height: 5px;
}
.board-code {
  color: var(--muted);
  font-family: monospace;
}
.flow-canvas {
  padding: 29px 22px 22px;
  background-image: radial-gradient(var(--border) 0.8px, transparent 0.8px);
  background-size: 15px 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.flow-caption {
  font: 8px monospace;
  letter-spacing: 1.4px;
  color: var(--muted);
  margin-bottom: 15px;
}
.input-nodes {
  display: flex;
  width: 100%;
  justify-content: space-between;
  gap: 9px;
}
.input-nodes > span {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex: 1;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 6px;
  padding: 10px 5px;
  font-size: 10px;
  white-space: nowrap;
  box-shadow: 0 3px 8px #00000004;
}
.input-nodes svg {
  width: 15px;
  height: 15px;
}
.connector {
  position: relative;
  width: 72%;
  height: 59px;
  display: flex;
  justify-content: space-between;
}
.connector i {
  height: 30px;
  width: 50%;
  border-bottom: 1px solid #9cbcb0;
}
.connector i:first-child {
  border-left: 1px solid #9cbcb0;
  border-bottom-left-radius: 12px;
}
.connector i:nth-child(2) {
  width: 0;
  border-left: 1px solid #9cbcb0;
}
.connector i:nth-child(3) {
  border-right: 1px solid #9cbcb0;
  border-bottom-right-radius: 12px;
}
.connector b {
  position: absolute;
  width: 1px;
  height: 30px;
  background: #88b3a1;
  top: 29px;
  left: 50%;
}
.connector b:after {
  content: '';
  position: absolute;
  top: 0;
  left: -2px;
  width: 5px;
  height: 8px;
  border-radius: 3px;
  background: #0085a3;
  animation: data-flow 2.8s ease-in-out infinite;
}
.elion-node {
  width: 71%;
  background: var(--brand-ink);
  color: var(--brand-paper);
  border: 1px solid #425954;
  border-radius: 9px;
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 21px;
  box-shadow:
    0 0 0 5px #70c1aa10,
    0 10px 20px #17191b1a;
}
.elion-node > div {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.5px;
  line-height: 1.2;
}
.elion-node > div > span {
  display: block;
  font-size: 8px;
  font-weight: 400;
  letter-spacing: 0.1px;
  margin-top: 6px;
  color: #c5d8d0;
}
.node-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-blue-light);
  margin-left: auto;
  box-shadow: 0 0 8px #67d4e530;
}
.connector-bottom {
  height: 37px;
}
.connector-bottom b {
  top: 0;
  height: 37px;
}
.engine-nodes {
  display: flex;
  width: 100%;
  gap: 6px;
  justify-content: space-between;
}
.engine-nodes > span {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  flex: 1;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 11px 3px;
  font-size: 9px;
}
.engine-nodes svg {
  width: 17px;
  height: 17px;
  color: var(--primary);
}
.output-line {
  height: 26px;
  width: 1px;
  background: #9cbcb0;
}
.result-node {
  border: 1px solid #b9d8ca;
  border-radius: 6px;
  padding: 10px 22px;
  background: #e8f3ec;
  color: #265b48;
  font-size: 10px;
  display: flex;
  align-items: center;
  gap: 9px;
}
.result-node svg {
  width: 14px;
  height: 14px;
}
.bottom-caption {
  margin: 20px 0 0;
  font-size: 7px;
}
.board-bottom {
  border-top: 1px solid var(--border);
  font-size: 9px;
  padding: 12px 18px;
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 50px;
  margin-bottom: 42px;
}
.section-heading > p {
  max-width: 325px;
  font-size: 14px;
  line-height: 1.8;
  padding-bottom: 3px;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}
.problem-card {
  border-top: 1px solid var(--border);
  padding: 25px 5px 0 0;
}
.icon-box {
  display: grid;
  place-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--primary);
  background: var(--card);
  margin-bottom: 22px;
}
.problem-card h3 {
  font-size: 16px;
  margin-bottom: 12px;
}
.problem-card p {
  font-size: 13px;
  line-height: 1.8;
}
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.solution-card {
  padding: 30px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition:
    border-color 0.2s,
    transform 0.2s;
}
.solution-card:hover {
  border-color: #60a58b;
  transform: translateY(-3px);
}
.solution-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.solution-top > span {
  font: 11px monospace;
  color: var(--muted);
}
.solution-card h3 {
  font-size: 21px;
  margin-bottom: 13px;
}
.solution-card > p {
  max-width: 430px;
  font-size: 14px;
}
.solution-tags {
  font-size: 10px;
  letter-spacing: 0.2px;
  border-top: 1px solid var(--border);
  margin-top: 25px;
  padding-top: 17px;
  color: var(--muted);
}
.section-footnote {
  text-align: center;
  margin-top: 27px;
  font-size: 12px;
}
.section-footnote strong {
  font-weight: 500;
  color: var(--foreground);
}
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  padding: 0;
  margin: 48px 0 36px;
}
.step-number {
  border-top: 1px solid var(--border);
  padding: 17px 0 28px;
  font-family: monospace;
  font-size: 13px;
  color: var(--primary);
  display: flex;
  justify-content: space-between;
}
.step-number span {
  color: #737f7b;
}
.steps h3 {
  margin-bottom: 12px;
}
.steps p {
  font-size: 13px;
  max-width: 230px;
}
.method-note {
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  gap: 13px;
  align-items: center;
  padding: 17px 20px;
}
.method-note p {
  font-size: 12px;
}
.method-note > span {
  font: 9px monospace;
  margin-left: auto;
  color: var(--muted);
}
.philosophy {
  background: var(--brand-ink);
  color: var(--brand-paper);
  padding: 78px 0;
}
.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 95px;
  align-items: center;
}
.philosophy .eyebrow {
  color: var(--brand-blue-light);
}
.philosophy h2 {
  font-size: 43px;
}
.philosophy h2 span {
  color: var(--brand-blue-light);
}
.philosophy-copy > p {
  color: #c3d0cb;
  font-size: 15px;
  margin-bottom: 19px;
}
.philosophy-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 29px;
}
.philosophy-pills span {
  border: 1px solid #466059;
  border-radius: 5px;
  font-size: 10px;
  padding: 6px 10px;
  color: #d9ebe3;
}
.philosophy-pills span:last-child {
  background: var(--brand-blue-light);
  color: var(--brand-ink);
  border-color: var(--brand-blue-light);
}
.philosophy-pills svg {
  height: 13px;
  width: 13px;
  margin-left: 3px;
}
.examples-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0 30px;
}
.example {
  padding: 27px 0;
  border-top: 1px solid var(--border);
}
.example h3 {
  font-weight: 500;
  font-size: 17px;
  line-height: 1.55;
  max-width: 315px;
  min-height: 80px;
}
.example p {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 11px;
  color: var(--primary);
  margin-top: 15px;
}
.example svg {
  height: 16px;
  width: 16px;
}
.silvia-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 45px;
  margin-top: 40px;
  overflow: hidden;
}
.product-badge {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 5px 10px;
  font-size: 8px;
  letter-spacing: 1px;
  color: var(--muted);
}
.silvia-title {
  display: flex;
  gap: 15px;
  align-items: center;
  margin: 28px 0 20px;
}
.silvia-avatar {
  display: inline-flex;
  position: relative;
  background: #e7f4ed;
  color: #326a54;
  border: 1px solid #c9e3d5;
  border-radius: 13px;
  width: 53px;
  height: 53px;
  font-family: Georgia, serif;
  font-size: 43px;
  line-height: 1;
  align-items: center;
  justify-content: center;
}
.silvia-avatar > span {
  font-size: 21px;
  position: absolute;
  right: 5px;
  top: 6px;
}
.silvia-title h3 {
  font-size: 36px;
  font-weight: 500;
  letter-spacing: -1.5px;
}
.silvia-title h3 > span {
  display: block;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0;
  margin-top: 6px;
  color: var(--muted);
}
.silvia-copy p {
  font-size: 13px;
  margin-bottom: 17px;
}
.silvia-copy .silvia-lead {
  font-size: 18px;
  color: var(--foreground);
  line-height: 1.6;
}
.silvia-copy .btn {
  margin-top: 9px;
}
.conversation {
  align-self: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--background);
  box-shadow: var(--shadow);
  transform: rotate(1deg);
}
.conversation-header {
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border);
  padding: 16px;
  font-size: 12px;
  font-weight: 600;
}
.mini-avatar {
  background: #e0f0e7;
  color: #386d57;
  border-radius: 50%;
  height: 31px;
  width: 31px;
  display: grid;
  place-items: center;
  font-family: Georgia, serif;
  font-size: 20px;
}
.conversation-header > div > span {
  font-size: 9px;
  display: block;
  color: var(--muted);
  font-weight: 400;
}
.demo-label {
  font-size: 6px;
  margin-left: auto;
  letter-spacing: 0.6px;
  color: var(--muted);
}
.chat-body {
  padding: 24px 20px;
}
.chat-bubble {
  padding: 13px 15px;
  font-size: 11px;
  max-width: 88%;
  line-height: 1.7;
  border-radius: 9px;
}
.chat-bubble > span {
  display: block;
  text-align: right;
  font-size: 8px;
  opacity: 1;
  margin-top: 5px;
}
.customer {
  background: var(--surface);
  border: 1px solid var(--border);
  margin-left: auto;
  margin-bottom: 14px;
  border-bottom-right-radius: 2px;
}
.assistant {
  background: #e2f0e8;
  color: #254b3d;
  border: 1px solid #c8dfd2;
  border-bottom-left-radius: 2px;
}
.chat-results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  border-top: 1px dashed var(--border);
  margin-top: 22px;
  padding-top: 16px;
}
.chat-results > span {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 8px;
  color: var(--muted);
}
.chat-results svg {
  width: 12px;
  height: 12px;
  color: var(--primary);
}
.technology {
  display: flex;
  gap: 45px;
  justify-content: space-between;
  align-items: center;
  padding-top: 37px;
}
.technology h3 {
  font-size: 13px;
  letter-spacing: 0;
}
.technology p {
  font-size: 11px;
  margin-top: 6px;
}
.technology ul {
  display: flex;
  gap: 10px 19px;
  list-style: none;
  padding: 0;
  flex-wrap: wrap;
  max-width: 470px;
  justify-content: flex-end;
  margin: 0;
  font-family: monospace;
  font-size: 12px;
  color: var(--muted);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}
.muted-heading {
  color: var(--muted);
}
.about-copy p {
  font-size: 14px;
  margin-bottom: 17px;
}
.diff-heading {
  font-size: 15px;
  margin-top: 45px;
  margin-bottom: 23px;
}
.diff-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 25px;
  border-top: 1px solid var(--border);
  padding-top: 25px;
}
.diff-grid svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
  margin-bottom: 17px;
}
.diff-grid h4 {
  font-size: 13px;
  margin-bottom: 8px;
}
.diff-grid p {
  font-size: 11px;
  line-height: 1.8;
}
.contact-section {
  background: var(--surface);
  border-block: 1px solid var(--border);
}
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 95px;
  align-items: center;
}
.contact-copy h2 {
  font-size: clamp(38px, 4.3vw, 58px);
  letter-spacing: -2.5px;
  line-height: 1.1;
}
.contact-copy h2 > span {
  color: var(--brand-blue);
}
[data-theme='dark'] .contact-copy h2 > span {
  color: var(--brand-blue-light);
}
.contact-copy > p:not(.eyebrow) {
  max-width: 340px;
  font-size: 14px;
  margin-top: 25px;
}
.contact-note {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-top: 32px;
}
.contact-note > svg {
  color: var(--primary);
  width: 30px;
  height: 30px;
}
.contact-note p {
  font-size: 12px;
}
.contact-note strong {
  font-weight: 500;
  color: var(--foreground);
}
.email-link {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 12px;
  margin-top: 36px;
}
.email-link svg {
  width: 16px;
  height: 16px;
}
.form-card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.form-card > h3 {
  font-size: 20px;
}
.form-card > p {
  font-size: 12px;
  margin-top: 7px;
  margin-bottom: 26px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 17px;
}
.field {
  min-width: 0;
}
.field-full {
  grid-column: 1/-1;
}
label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  margin-bottom: 7px;
}
label > span {
  color: var(--muted);
}
label small {
  font-weight: 400;
  color: var(--muted);
  font-size: 10px;
}
input,
select,
textarea {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--background);
  color: var(--foreground);
  padding: 11px 12px;
  font-size: 12px;
  transition: border-color 0.2s;
}
input::placeholder,
textarea::placeholder {
  color: var(--muted);
  opacity: 1;
}
textarea {
  resize: vertical;
  min-height: 110px;
  max-height: 350px;
}
input:focus,
select:focus,
textarea:focus {
  border-color: #4a9b80;
}
input:user-invalid,
textarea:user-invalid {
  border-color: var(--destructive);
}
.form-privacy {
  font-size: 9px;
  margin: 15px 0;
}
.form-privacy a {
  text-decoration: underline;
  text-underline-offset: 2px;
}
.submit-button {
  width: 100%;
}
.submit-button:disabled {
  opacity: 0.65;
  cursor: wait;
  transform: none;
}
.form-hint {
  text-align: center;
  font-size: 9px;
  margin-top: 12px;
}
.form-status {
  font-size: 12px;
  line-height: 1.6;
}
.form-status:not(:empty) {
  padding: 12px 0 0;
}
.form-status[data-state='error'] {
  color: var(--destructive);
}
.form-status[data-state='success'] {
  color: var(--primary);
}
.faq-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 80px;
}
.faq-grid > div > p:not(.eyebrow) {
  font-size: 13px;
  margin-top: 24px;
}
.faq-grid .text-link {
  margin-top: 8px;
}
.faq-grid h2 {
  font-size: 34px;
}
.faq-list details {
  border-bottom: 1px solid var(--border);
}
.faq-list details:first-child {
  border-top: 1px solid var(--border);
}
summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  list-style: none;
  padding: 21px 0;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
}
summary::-webkit-details-marker {
  display: none;
}
summary > span {
  font-size: 22px;
  line-height: 1;
  font-weight: 400;
  color: var(--muted);
}
details[open] summary > span {
  transform: rotate(45deg);
}
details > p {
  font-size: 13px;
  padding: 0 24px 22px 0;
  line-height: 1.8;
}
.footer {
  border-top: 1px solid var(--border);
  padding: 50px 0 24px;
  background: var(--surface);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 42px;
}
.footer-top p {
  font-size: 12px;
  margin-top: 16px;
}
.footer-top nav {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 25px;
  font-size: 11px;
  color: var(--muted);
}
.footer-top nav a:hover {
  color: var(--primary);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  font-size: 10px;
  color: var(--muted);
}
.product-page {
  max-width: 760px;
  padding-block: 100px;
  min-height: 70vh;
}
.product-page h1 {
  font-size: 60px;
  letter-spacing: -2px;
  margin: 20px 0;
}
.product-page > p {
  margin: 20px 0;
  max-width: 650px;
}
.product-page .btn {
  margin-top: 16px;
}
.product-page .product-badge {
  margin-top: 40px;
}
@keyframes data-flow {
  0% {
    transform: translateY(0);
    opacity: 0;
  }
  25% {
    opacity: 1;
  }
  90%,
  100% {
    transform: translateY(24px);
    opacity: 0;
  }
}
@media (min-width: 1440px) {
  .hero-grid {
    padding-top: 108px;
    padding-bottom: 100px;
  }
}
@media (max-width: 1100px) {
  .container {
    width: calc(100% - 64px);
  }
  .nav {
    gap: 17px;
    font-size: 11px;
  }
  .header-inner {
    gap: 18px;
  }
  .brand {
    font-size: 24px;
  }
  .header-actions {
    gap: 7px;
  }
  .hero-grid {
    gap: 35px;
  }
  .hero h1 {
    font-size: 51px;
  }
  .hero-actions {
    gap: 18px;
  }
  .hero-actions .text-link {
    font-size: 12px;
  }
  .flow-canvas {
    padding: 25px 15px 20px;
  }
  .input-nodes > span {
    font-size: 8px;
    gap: 4px;
  }
  .silvia-card {
    gap: 35px;
    padding: 32px;
  }
  .contact-grid {
    gap: 55px;
  }
  .method-note > span {
    display: none;
  }
  .technology {
    gap: 30px;
  }
  .philosophy-grid {
    gap: 55px;
  }
  .philosophy h2 {
    font-size: 38px;
  }
  .section {
    padding: 80px 0;
  }
  .faq-grid {
    gap: 50px;
  }
  .hero-bottom i {
    margin-inline: 12px;
  }
}
@media (max-width: 850px) {
  .header-inner {
    height: 72px;
  }
  .nav {
    position: absolute;
    top: 71px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--card);
    border-bottom: 1px solid var(--border);
    padding: 15px 32px;
    box-shadow: var(--shadow);
  }
  .nav.open {
    display: flex;
  }
  .nav a {
    padding: 13px 0;
    font-size: 14px;
  }
  .menu-toggle {
    display: grid;
  }
  .hero-grid {
    padding-top: 65px;
    padding-bottom: 60px;
    gap: 25px;
    grid-template-columns: 1fr 1fr;
  }
  .hero h1 {
    font-size: 43px;
    letter-spacing: -2px;
  }
  .hero-description {
    font-size: 14px;
  }
  .hero .eyebrow {
    font-size: 8px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .flow-board {
    transform: none;
  }
  .board-top {
    padding: 13px 12px;
    font-size: 6px;
  }
  .flow-canvas {
    padding: 22px 12px 18px;
  }
  .input-nodes {
    gap: 5px;
  }
  .input-nodes > span {
    flex-direction: column;
    font-size: 7px;
  }
  .elion-node {
    width: 85%;
    padding: 18px 12px;
    gap: 10px;
  }
  .elion-node > div {
    font-size: 17px;
  }
  .engine-nodes {
    gap: 4px;
  }
  .engine-nodes > span {
    font-size: 7px;
  }
  .bottom-caption {
    font-size: 6px;
  }
  .result-node {
    font-size: 9px;
    padding: 10px;
  }
  .hero-bottom > span {
    display: none;
  }
  .hero-bottom p {
    font-size: 10px;
  }
  .section-heading {
    gap: 30px;
  }
  .section-heading > p {
    max-width: 240px;
    font-size: 12px;
  }
  .problem-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }
  .steps {
    gap: 20px;
  }
  .steps p {
    font-size: 12px;
  }
  .philosophy h2 {
    font-size: 33px;
  }
  .philosophy-copy > p {
    font-size: 13px;
  }
  .examples-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .silvia-card {
    gap: 25px;
    padding: 25px;
  }
  .silvia-lead {
    font-size: 16px !important;
  }
  .demo-label {
    font-size: 5px;
  }
  .chat-body {
    padding: 17px 12px;
  }
  .chat-results {
    gap: 7px;
  }
  .chat-results > span {
    font-size: 7px;
  }
  .technology {
    align-items: flex-start;
  }
  .technology ul {
    max-width: 280px;
  }
  .about-grid {
    gap: 40px;
  }
  .about-copy p {
    font-size: 12px;
  }
  .diff-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .contact-grid {
    gap: 30px;
    grid-template-columns: 0.8fr 1.2fr;
  }
  .contact-copy h2 {
    font-size: 38px;
  }
  .form-card {
    padding: 25px;
  }
  .form-grid {
    gap: 13px;
  }
  .contact-copy > p:not(.eyebrow) {
    font-size: 12px;
  }
  .faq-grid {
    gap: 35px;
    grid-template-columns: 0.8fr 1.2fr;
  }
  .faq-grid h2 {
    font-size: 29px;
  }
  .footer-top nav {
    max-width: 330px;
    gap: 20px;
  }
}
@media (max-width: 640px) {
  html {
    scroll-padding-top: 90px;
  }
  .container {
    width: calc(100% - 40px);
  }
  .section {
    padding: 62px 0;
  }
  .header-inner {
    height: 68px;
    gap: 8px;
  }
  .brand {
    font-size: 25px;
    gap: 8px;
  }

  .header-actions {
    gap: 1px;
  }
  .header-cta {
    display: none;
  }
  .nav {
    top: 67px;
    padding-inline: 20px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    padding-top: 48px;
    padding-bottom: 35px;
    gap: 42px;
  }
  .hero .eyebrow {
    font-size: 9px;
    letter-spacing: 1.4px;
    margin-bottom: 21px;
  }
  .hero h1 {
    font-size: 46px;
    letter-spacing: -2.4px;
    max-width: 420px;
  }
  .hero-description {
    font-size: 14px;
    margin-top: 22px;
    line-height: 1.8;
    max-width: 440px;
  }
  .hero-actions {
    gap: 18px;
    margin-top: 25px;
  }
  .hero-actions .btn {
    width: 100%;
    max-width: 430px;
    padding-block: 15px;
  }
  .hero-actions .text-link {
    font-size: 12px;
  }
  .hero-note {
    margin-top: 24px;
  }
  .flow-board {
    max-width: 430px;
    width: 100%;
    justify-self: center;
  }
  .board-top {
    font-size: 7px;
    padding: 16px;
  }
  .flow-canvas {
    padding: 23px 19px 20px;
  }
  .input-nodes > span {
    flex-direction: row;
    font-size: 8px;
    padding-block: 11px;
  }
  .input-nodes svg {
    width: 13px;
    height: 13px;
  }
  .elion-node {
    width: 76%;
    padding: 20px 15px;
    gap: 12px;
  }
  .elion-node > div {
    font-size: 21px;
  }
  .engine-nodes > span {
    font-size: 8px;
  }
  .bottom-caption {
    font-size: 6px;
  }
  .result-node {
    padding: 10px 16px;
    font-size: 9px;
  }
  .hero-bottom {
    padding-block: 20px;
  }
  .hero-bottom p {
    font-size: 8px;
  }
  .hero-bottom i {
    margin: 0 7px;
  }
  .hero-bottom > a {
    flex-shrink: 0;
    width: 25px;
    height: 25px;
  }
  .section-heading {
    display: block;
    margin-bottom: 30px;
  }
  .section-heading > p {
    max-width: 100%;
    font-size: 13px;
    margin-top: 19px;
  }
  .eyebrow {
    font-size: 9px;
    letter-spacing: 1.4px;
    margin-bottom: 17px;
  }
  h2 {
    font-size: 32px;
    letter-spacing: -1.2px;
  }
  .desktop-break {
    display: none;
  }
  .problem-grid {
    gap: 28px 21px;
  }
  .problem-card {
    padding-top: 22px;
  }
  .icon-box {
    width: 38px;
    height: 38px;
    margin-bottom: 17px;
  }
  .problem-card h3 {
    font-size: 15px;
    line-height: 1.4;
  }
  .problem-card p {
    font-size: 12px;
  }
  .solutions-grid {
    grid-template-columns: 1fr;
    gap: 13px;
  }
  .solution-card {
    padding: 25px;
  }
  .solution-card h3 {
    font-size: 20px;
  }
  .solution-card > p {
    font-size: 13px;
  }
  .solution-tags {
    font-size: 9px;
    margin-top: 22px;
    padding-top: 15px;
  }
  .section-footnote {
    font-size: 11px;
    max-width: 300px;
    margin-inline: auto;
  }
  .steps {
    grid-template-columns: 1fr 1fr;
    gap: 27px 23px;
    margin-top: 31px;
  }
  .step-number {
    padding-bottom: 18px;
  }
  .steps h3 {
    font-size: 18px;
  }
  .steps p {
    font-size: 12px;
  }
  .method-note {
    padding: 15px;
    align-items: flex-start;
  }
  .method-note p {
    font-size: 11px;
  }
  .method-note > svg {
    width: 18px;
  }
  .philosophy {
    padding: 53px 0;
  }
  .philosophy-grid {
    grid-template-columns: 1fr;
    gap: 27px;
  }
  .philosophy h2 {
    font-size: 36px;
    max-width: 390px;
  }
  .philosophy-copy > p {
    font-size: 14px;
  }
  .philosophy-pills {
    margin-top: 23px;
  }
  .examples-grid {
    grid-template-columns: 1fr;
  }
  .example {
    padding: 22px 0;
  }
  .example h3 {
    min-height: 0;
    font-size: 17px;
    max-width: none;
  }
  .example p {
    margin-top: 11px;
  }
  .silvia-card {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 24px 20px;
    margin-top: 30px;
  }
  .silvia-title {
    margin-top: 25px;
  }
  .silvia-copy .silvia-lead {
    font-size: 18px !important;
  }
  .silvia-copy p {
    font-size: 13px;
  }
  .conversation-header {
    padding: 13px;
  }
  .demo-label {
    font-size: 6px;
  }
  .chat-body {
    padding: 22px 15px;
  }
  .chat-bubble {
    font-size: 11px;
  }
  .chat-results > span {
    font-size: 8px;
  }
  .technology {
    display: block;
    padding-top: 28px;
  }
  .technology ul {
    justify-content: flex-start;
    max-width: none;
    margin-top: 20px;
    font-size: 11px;
  }
  .technology h3 {
    font-size: 13px;
    line-height: 1.5;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .about-copy p {
    font-size: 14px;
  }
  .diff-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .diff-grid article:last-child {
    grid-column: 1/-1;
  }
  .diff-heading {
    margin-top: 29px;
  }
  .diff-grid h4 {
    font-size: 13px;
  }
  .diff-grid p {
    font-size: 12px;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .contact-copy h2 {
    font-size: 45px;
  }
  .contact-copy > p:not(.eyebrow) {
    font-size: 14px;
  }
  .contact-note {
    margin-top: 24px;
  }
  .email-link {
    margin-top: 24px;
  }
  .form-card {
    padding: 24px 20px;
  }
  .form-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  input,
  select,
  textarea {
    font-size: 16px;
    padding: 11px 10px;
  }
  label {
    font-size: 12px;
  }
  .form-privacy {
    font-size: 10px;
  }
  .form-hint {
    font-size: 10px;
    line-height: 1.7;
  }
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .faq-grid h2 {
    font-size: 32px;
  }
  .faq-grid > div > p:not(.eyebrow) {
    margin-top: 18px;
  }
  .faq-list summary {
    font-size: 13px;
    padding-block: 19px;
  }
  .footer {
    padding-top: 35px;
  }
  .footer-top {
    display: block;
    padding-bottom: 30px;
  }
  .footer-top nav {
    margin-top: 28px;
    max-width: 100%;
    gap: 17px 23px;
    font-size: 12px;
  }
  .footer-bottom {
    font-size: 9px;
    flex-direction: column;
    gap: 12px;
  }
  .product-page {
    padding-block: 60px;
  }
  .product-page h1 {
    font-size: 48px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  .btn:hover,
  .solution-card:hover {
    transform: none;
  }
}