:root {
  --bg: #0A0B0D;
  --bg-alt: #0D0F12;
  --bg-card: #101216;
  --bg-panel: rgba(16, 18, 22, 0.9);
  --text: #E8EAED;
  --text-muted: #A9AFB8;
  --text-faint: #8B919A;
  --text-dim: #6B717A;
  --text-tag: #C3C8CF;
  --accent: #4C7DFF;
  --accent-hover: #6390FF;
  --accent-light: #7FA2FF;
  --border: rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.1);
  --border-heavy: rgba(255, 255, 255, 0.12);
  --border-hairline: rgba(255, 255, 255, 0.16);
  --font: 'Geist', system-ui, sans-serif;
  --font-mono: 'Geist Mono', monospace;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

a {
  color: var(--text);
  text-decoration: none;
}

h1, h2, h3, p {
  margin: 0;
}

.wrap {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font);
  font-weight: 500;
  text-align: center;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-outline {
  border: 1px solid var(--border-hairline);
}
.btn-outline:hover {
  border-color: var(--accent);
}

.btn-lg {
  padding: 15px 24px;
  font-size: 15px;
}

.btn-xl {
  padding: 18px 28px;
  font-size: 16px;
}

.arrow {
  font-family: var(--font-mono);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(10, 11, 13, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-row {
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 22px;
  height: 22px;
  border: 1.5px solid var(--accent);
  display: grid;
  place-items: center;
}
.brand-mark span {
  width: 8px;
  height: 8px;
  background: var(--accent);
}

.brand-name {
  font-weight: 500;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  border: 1px solid var(--border-heavy);
  padding: 2px 6px;
}

.nav {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 14px;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.nav a {
  color: var(--text-muted);
}
.nav a:hover {
  color: var(--accent-light);
}
.nav .btn {
  color: #fff;
}
.nav .btn:hover {
  color: #fff;
}

/* Hero */
.hero {
  position: relative;
  border-bottom: 1px solid var(--border);
}

.hero-single {
  padding: 120px 32px 110px;
  max-width: 780px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--accent-light);
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 10px;
}

.eyebrow-static {
  display: block;
}

.hero-title {
  font-size: clamp(44px, 6vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 500;
  margin-top: 28px;
  text-wrap: balance;
}

.hero-lead {
  font-size: 19px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-top: 28px;
  max-width: 540px;
  text-wrap: pretty;
}

.cta-row {
  display: flex;
  gap: 12px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* Sections */
.section {
  border-bottom: 1px solid var(--border);
}
.section .wrap {
  padding: 120px 32px;
}
.section-alt {
  background: var(--bg-alt);
}

.section-head {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
  gap: 32px;
  align-items: end;
}

.section-title {
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 500;
  margin-top: 20px;
  text-wrap: balance;
}

.section-lead {
  font-size: 17px;
  line-height: 1.65;
  color: var(--text-muted);
  max-width: 520px;
  text-wrap: pretty;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2, .7, .2, 1);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* Services */
.service-list {
  margin-top: 72px;
  border-top: 1px solid var(--border-strong);
}

.service-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 24px 48px;
  padding: 44px 0;
  border-bottom: 1px solid var(--border-strong);
}

.service-head {
  display: flex;
  gap: 24px;
  align-items: baseline;
}

.service-n {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
}

.service-title {
  font-size: 26px;
  letter-spacing: -0.02em;
  font-weight: 500;
  line-height: 1.2;
}

.service-body {
  grid-column: span 2;
  min-width: 0;
}

.service-body p {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 680px;
  text-wrap: pretty;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.tag {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tag);
  border: 1px solid var(--border-heavy);
  padding: 6px 10px;
}

/* Technology / layers */
.stack-head {
  max-width: 760px;
}
.stack-head .section-lead {
  margin-top: 24px;
  max-width: none;
}

.layer-list {
  margin-top: 64px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.layer-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: 20px 32px;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  padding: 28px;
  align-items: center;
  transition: border-color .2s ease;
}
.layer-row:hover {
  border-color: rgba(76, 125, 255, 0.55);
}

.layer-code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
}

.layer-name {
  font-size: 20px;
  font-weight: 500;
  margin-top: 8px;
  letter-spacing: -0.01em;
}

.layer-items {
  grid-column: span 3;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
}

.item-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 10px 14px;
}

/* Security / controls */
.control-grid {
  margin-top: 64px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr));
  gap: 1px;
  background: var(--border-strong);
  border: 1px solid var(--border-strong);
}

.control-card {
  background: var(--bg);
  padding: 36px 30px 40px;
}

.control-code {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
}

.control-title {
  font-size: 21px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-top: 40px;
  line-height: 1.25;
  display: block;
}

.control-desc {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-muted);
  margin-top: 14px;
  text-wrap: pretty;
}

/* Contact */
.contact-grid {
  padding: 130px 32px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
  gap: 64px;
  align-items: start;
}

.contact-copy {
  max-width: 480px;
}

.contact-title {
  font-size: clamp(38px, 5vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 500;
  text-wrap: balance;
  display: block;
}

.contact-lead {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-top: 24px;
  text-wrap: pretty;
}

/* Contact form */
.contact-form {
  border: 1px solid var(--border-strong);
  background: var(--bg-panel);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-row label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-faint);
}

.form-row input,
.form-row textarea {
  font-family: var(--font);
  font-size: 15px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-strong);
  padding: 12px 14px;
  outline: none;
  resize: vertical;
  transition: border-color .15s ease;
}

.form-row input:focus,
.form-row textarea:focus {
  border-color: var(--accent);
}

.form-row input[aria-invalid="true"],
.form-row textarea[aria-invalid="true"] {
  border-color: #E5677A !important;
}

.field-error {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #E5677A !important;
  background: none !important;
  border: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

.form-error-banner {
  font-size: 14px;
  color: #E5677A !important;
  background: rgba(229, 103, 122, 0.1) !important;
  border: 1px solid rgba(229, 103, 122, 0.35) !important;
  border-radius: 0 !important;
  padding: 12px 14px !important;
}

.contact-form .btn {
  align-self: flex-start;
  border: none;
  cursor: pointer;
}

.contact-form .btn:disabled {
  opacity: 0.6;
  cursor: default;
}

.form-success {
  border: 1px solid rgba(76, 125, 255, 0.35) !important;
  background: rgba(76, 125, 255, 0.08) !important;
  color: var(--accent-light) !important;
  padding: 28px 32px !important;
  border-radius: 0 !important;
}

.form-success h3 {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.form-success p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-top: 10px;
}

.form-success[data-fs-active] ~ #contact-form {
  display: none;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
}

.footer-main {
  padding: 72px 32px 48px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 48px;
}

.footer-brand .brand {
  pointer-events: none;
}

.footer-blurb {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-top: 20px;
  max-width: 420px;
}

.footer-reg {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--text-dim);
  margin-top: 14px;
  max-width: 420px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 14px;
}

.footer-links-head {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.footer-links a {
  color: var(--text-muted);
}
.footer-links a:hover {
  color: var(--accent-light);
}

.footer-row {
  padding: 24px 32px 32px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-faint);
}

.footer-cols {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}

.link-button {
  font: inherit;
  color: var(--text-muted);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  text-align: left;
}
.link-button:hover {
  color: var(--accent-light);
}

.form-note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-faint);
}
.form-note a {
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.form-note a:hover {
  color: var(--accent-light);
}

/* Legal page */
.legal-hero {
  border-bottom: 1px solid var(--border);
}
.legal-hero .wrap {
  padding: 96px 32px 72px;
}

.legal-title {
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 500;
  margin-top: 20px;
  text-wrap: balance;
}

.legal-lead {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-top: 24px;
  max-width: 620px;
  text-wrap: pretty;
}

.legal-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 36px;
}
.legal-actions .btn {
  padding: 12px 20px;
  font-size: 14px;
  color: var(--text);
  background: none;
  cursor: pointer;
}

.legal-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 72px;
  padding-top: 72px;
  padding-bottom: 120px;
  align-items: start;
}

.legal-toc {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
}
.legal-toc a {
  color: var(--text-muted);
}
.legal-toc a:hover {
  color: var(--accent-light);
}
.legal-toc-head {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.legal-body {
  max-width: 760px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-muted);
}
.legal-body section {
  scroll-margin-top: 96px;
  padding-bottom: 48px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--border);
}
.legal-body section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}
.legal-body h2 {
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 24px;
}
.legal-body h3 {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--accent-light);
  margin: 36px 0 14px;
}
.legal-body h2 + h3 {
  margin-top: 0;
}
.legal-body p + p {
  margin-top: 16px;
}
.legal-body ol,
.legal-body ul {
  margin: 0;
  padding-left: 22px;
}
.legal-body li {
  padding-left: 6px;
}
.legal-body li + li {
  margin-top: 12px;
}
.legal-body ol > li::marker {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
}
.legal-body li > ul {
  margin-top: 12px;
}
.legal-body ul > li::marker {
  color: var(--text-dim);
}
.legal-body p + ul,
.legal-body p + ol {
  margin-top: 14px;
}
.legal-body strong {
  color: var(--text);
  font-weight: 500;
}
.legal-body a,
.legal-body .link-button {
  color: var(--accent-light);
}
.legal-body a:hover,
.legal-body .link-button:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.legal-body address {
  font-style: normal;
  color: var(--text);
  margin-top: 16px;
}
.legal-note {
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 16px;
}

@media (max-width: 860px) {
  .legal-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 48px;
    padding-top: 48px;
  }
  .legal-toc {
    position: static;
  }
}

/* Cookie consent */
.cookie-banner {
  position: fixed;
  left: 24px;
  bottom: 24px;
  z-index: 50;
  width: min(440px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-hairline);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.cookie-banner[hidden] {
  display: none;
}

.cookie-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-light);
}

.cookie-title {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-top: 8px;
}

.cookie-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
}
.cookie-text a {
  color: var(--accent-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.cookie-options {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-strong);
}
.cookie-options[hidden] {
  display: none;
}

.cookie-option {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-strong);
  cursor: pointer;
}
.cookie-option input {
  margin: 3px 0 0;
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  flex-shrink: 0;
  cursor: pointer;
}
.cookie-option input:disabled {
  cursor: default;
}
.cookie-option strong {
  display: block;
  font-size: 14px;
  font-weight: 500;
}
.cookie-option small {
  display: block;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-faint);
  margin-top: 2px;
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
}
.cookie-actions .btn {
  padding: 11px 18px;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
}
.cookie-actions .btn-outline {
  background: none;
  color: var(--text);
  border-color: var(--border-hairline);
}
.cookie-actions .btn-outline:hover {
  border-color: var(--accent);
}
.cookie-actions [hidden] {
  display: none;
}
.cookie-actions .link-button {
  font-size: 14px;
  margin-left: 4px;
}

@media (max-width: 520px) {
  .cookie-banner {
    left: 16px;
    bottom: 16px;
    padding: 22px;
  }
}