:root {
  --color-ink-950: #08172f;
  --color-ink-900: #0b2146;
  --color-ink-800: #123266;
  --color-blue-700: #0f5ea8;
  --color-blue-600: #1f7ecf;
  --color-blue-500: #2f99ee;
  --color-blue-200: #b9dbf8;
  --color-sky-100: #eaf4ff;
  --color-surface-0: #ffffff;
  --color-surface-50: #f6f9fc;
  --color-surface-100: #eef4fb;
  --color-border: #d7e1ee;
  --color-text: #17253d;
  --color-muted: #53657f;
  --color-success: #1f8f5a;
  --shadow-sm: 0 10px 24px rgba(8, 23, 47, 0.08);
  --shadow-md: 0 18px 42px rgba(8, 23, 47, 0.12);
  --shadow-lg: 0 26px 72px rgba(8, 23, 47, 0.16);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --container-max: 1240px;
  --font-heading: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --font-body: "IBM Plex Sans", "Source Sans 3", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --transition-fast: 160ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 240ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 360ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 480ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --shadow-glow: 0 0 32px rgba(47, 153, 238, 0.15);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background:
    radial-gradient(circle at top left, rgba(47, 153, 238, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(15, 94, 168, 0.12), transparent 32%),
    linear-gradient(180deg, #fbfdff 0%, #f4f8fd 46%, #ffffff 100%);
  min-height: 100vh;
}

body.nav-open {
  overflow: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
}

::selection {
  background: rgba(47, 153, 238, 0.18);
}

.skip-link {
  position: absolute;
  top: -48px;
  left: 1rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-pill);
  background: var(--color-ink-950);
  color: #fff;
}

.skip-link:focus {
  top: 1rem;
}

.site-backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.site-backdrop::before,
.site-backdrop::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  border: 1px solid rgba(31, 126, 207, 0.12);
}

.site-backdrop::before {
  width: 48rem;
  height: 48rem;
  top: -16rem;
  right: -12rem;
}

.site-backdrop::after {
  width: 38rem;
  height: 38rem;
  bottom: -14rem;
  left: -10rem;
}

.container {
  width: min(100% - 2.5rem, var(--container-max));
  margin: 0 auto;
}

.section {
  padding: clamp(3rem, 6vw, 4.5rem) 0;
  position: relative;
}

.section-tight {
  padding: clamp(2.5rem, 5vw, 3.5rem) 0;
}

.section-dark {
  background:
    radial-gradient(circle at top right, rgba(47, 153, 238, 0.18), transparent 30%),
    linear-gradient(180deg, rgba(8, 23, 47, 0.98), rgba(11, 33, 70, 0.98));
  color: #fff;
}

.section-surface {
  background: rgba(255, 255, 255, 0.76);
  border-block: 1px solid rgba(215, 225, 238, 0.85);
  backdrop-filter: blur(16px) saturate(180%);
  box-shadow: inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-pill);
  background: rgba(15, 94, 168, 0.08);
  color: var(--color-blue-700);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-blue-500), var(--color-blue-700));
  box-shadow: 0 0 0 5px rgba(47, 153, 238, 0.12);
}

.section-heading,
.hero-copy h1,
.page-hero-copy h1,
.cta-band h2,
.footer-brand h3 {
  margin: 0;
  font-family: var(--font-heading);
  line-height: 0.98;
}

.hero-copy h1,
.page-hero-copy h1 {
  font-size: clamp(2.85rem, 6vw, 5.3rem);
  letter-spacing: -0.04em;
}

.section-heading {
  font-size: clamp(2rem, 4vw, 3.1rem);
  letter-spacing: -0.035em;
}

.section-intro,
.hero-copy p,
.page-hero-copy p,
.footer-summary,
.card p,
.feature-card p,
.tool-card p,
.panel p,
.timeline-card p,
.stack-card p,
.faq-highlight p,
.portal-note p,
.contact-card p,
.list-copy,
.lead {
  margin: 0;
  color: var(--color-muted);
  font-size: 1.04rem;
  line-height: 1.72;
}

.section-dark .section-intro,
.section-dark .panel p,
.section-dark .list-copy,
.section-dark .cta-band-copy,
.section-dark .support-note,
.section-dark .footer-summary {
  color: rgba(255, 255, 255, 0.78);
}

.hero {
  padding: clamp(5rem, 8vw, 6.5rem) 0 3rem;
}

.hero-grid,
.page-hero-grid,
.split-grid,
.contact-grid,
.portal-grid,
.footer-grid,
.about-grid {
  display: grid;
  gap: 2rem;
  align-items: stretch;
}

.hero-grid,
.page-hero-grid {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: center;
}

.hero-copy,
.page-hero-copy {
  display: grid;
  gap: 1.15rem;
}

.hero-lead,
.page-hero-copy p {
  max-width: 60ch;
}

.hero-actions,
.cta-actions,
.support-actions,
.portal-actions,
.contact-actions,
.nav-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.button,
.button-secondary,
.button-text {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 46px;
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
  will-change: transform, box-shadow;
}

.button {
  background: linear-gradient(135deg, var(--color-blue-700), var(--color-blue-500));
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px) scale(1.02);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.button-secondary {
  border: 1px solid rgba(18, 50, 102, 0.18);
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-ink-900);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  transform: translateY(-1px) scale(1.02);
  box-shadow: var(--shadow-sm), var(--shadow-glow);
  border-color: rgba(47, 153, 238, 0.3);
}

.section-dark .button-secondary {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.section-dark .button-secondary:hover,
.section-dark .button-secondary:focus-visible {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.38);
}

.button-text {
  padding-inline: 0;
  color: var(--color-blue-700);
}

.button-text::after {
  content: "→";
  font-size: 1rem;
}

.button:focus-visible,
.button-secondary:focus-visible,
.button-text:focus-visible,
.nav-link:focus-visible,
.menu-toggle:focus-visible,
.footer-link:focus-visible,
.portal-card:focus-visible,
.contact-link:focus-visible {
  outline: 3px solid rgba(47, 153, 238, 0.34);
  outline-offset: 3px;
}

.hero-visual,
.page-hero-visual,
.panel,
.card,
.feature-card,
.tool-card,
.timeline-card,
.stack-card,
.stat-card,
.portal-card,
.contact-card,
.faq-highlight {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(215, 225, 238, 0.9);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
}

.section-dark .panel,
.section-dark .timeline-card,
.section-dark .faq-highlight {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.1);
}

.panel::before,
.card::before,
.feature-card::before,
.tool-card::before,
.timeline-card::before,
.stack-card::before,
.portal-card::before,
.contact-card::before,
.faq-highlight::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-blue-500), transparent);
}

.hero-visual,
.page-hero-visual {
  padding: 1.25rem;
  min-height: 100%;
  background:
    radial-gradient(circle at 15% 20%, rgba(47, 153, 238, 0.28), transparent 32%),
    radial-gradient(circle at 85% 10%, rgba(15, 94, 168, 0.16), transparent 26%),
    linear-gradient(180deg, rgba(234, 244, 255, 0.95), rgba(255, 255, 255, 0.96));
  backdrop-filter: blur(16px) saturate(180%);
  box-shadow: inset 0 0 0 1px rgba(47, 153, 238, 0.1);
}

.hero-visual-grid {
  display: grid;
  gap: 1rem;
}

.hero-logo-wrap {
  display: grid;
  place-items: center;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(246, 249, 252, 0.9));
  border: 1px solid rgba(215, 225, 238, 0.88);
  box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(255, 255, 255, 0.8);
}

.hero-logo {
  width: min(100%, 380px);
  height: auto;
  filter: drop-shadow(0 4px 12px rgba(8, 23, 47, 0.08));
  transition: transform var(--transition-base), filter var(--transition-base);
}

.hero-logo:hover {
  transform: scale(1.02);
  filter: drop-shadow(0 8px 24px rgba(8, 23, 47, 0.12));
}

/* Ensure picture elements don't add extra space */
picture {
  display: contents;
}

.hero-visual-cards,
.stat-grid,
.service-grid,
.tool-grid,
.timeline,
.portal-card-grid,
.faq-grid,
.support-grid,
.trust-grid,
.footer-links,
.check-grid {
  display: grid;
  gap: 1rem;
}

.hero-visual-cards,
.stat-grid,
.support-grid,
.faq-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.service-grid,
.tool-grid,
.portal-card-grid,
.trust-grid,
.footer-links {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.footer-brand,
.footer-links,
.footer-link-group,
.contact-card {
  min-width: 0;
}

.timeline {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.card,
.feature-card,
.tool-card,
.timeline-card,
.stack-card,
.stat-card,
.portal-card,
.contact-card,
.faq-highlight {
  padding: 1.15rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  transform-style: preserve-3d;
}

.card,
.feature-card,
.tool-card,
.timeline-card {
  contain: layout style;
}

.card:hover,
.feature-card:hover,
.tool-card:hover,
.timeline-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.stat-card strong,
.hero-metric strong,
.portal-card strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--color-ink-950);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.hero-metric {
  min-width: 0;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(215, 225, 238, 0.85);
  contain: layout style;
}

.hero-metric span,
.stat-card span,
.portal-card span,
.tag,
.meta-label {
  display: inline-flex;
  margin-bottom: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-blue-700);
}

.meta-label {
  margin-bottom: 0.45rem;
}

.bullet-list,
.number-list,
.footer-nav,
.mini-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

.bullet-list li,
.number-list li,
.mini-list li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--color-text);
  line-height: 1.68;
}

.number-list li {
  padding-left: 2rem;
}

.bullet-list li::before,
.mini-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-blue-500), var(--color-blue-700));
}

.number-list {
  counter-reset: steps;
}

.number-list li::before {
  counter-increment: steps;
  content: counter(steps);
  position: absolute;
  left: 0;
  top: -0.05rem;
  width: 1.35rem;
  height: 1.35rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-blue-700), var(--color-blue-500));
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.section-header {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}

.section-header-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.timeline-card {
  display: grid;
  gap: 0.8rem;
}

.timeline-step {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-blue-700), var(--color-blue-500));
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.tool-card h3,
.feature-card h3,
.timeline-card h3,
.portal-card h3,
.contact-card h3,
.faq-highlight h3,
.footer-link-group h4,
.stack-card h3,
.card h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark strong {
  color: #fff;
}

.section-dark .meta-label,
.section-dark .tag,
.section-dark .hero-metric span {
  color: rgba(185, 219, 248, 0.92);
}

.panel {
  padding: clamp(1.25rem, 3vw, 1.75rem);
}

.panel-grid {
  display: grid;
  gap: 1.25rem;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.tag {
  margin: 0;
  padding: 0.55rem 0.8rem;
  border-radius: var(--radius-pill);
  background: rgba(15, 94, 168, 0.08);
}

.support-highlight {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-grid {
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
}

.portal-grid {
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
}

.split-grid,
.about-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.portal-card {
  display: grid;
  gap: 0.7rem;
  min-height: 100%;
}

.portal-card {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  transform-style: preserve-3d;
  will-change: transform, box-shadow;
}

.portal-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.support-note,
.portal-note p,
.footer-link-group p,
.footer-bottom,
.site-legal {
  line-height: 1.65;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

.faq-item {
  border: 1px solid rgba(215, 225, 238, 0.92);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 1.35rem;
  font-family: var(--font-heading);
  font-size: 1.08rem;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--color-blue-700);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-body {
  padding: 0 1.35rem 1.2rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px) saturate(180%);
  background: rgba(255, 255, 255, 0.74);
  border-bottom: 1px solid rgba(215, 225, 238, 0.88);
  box-shadow: inset 0 -1px 0 0 rgba(47, 153, 238, 0.05);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 82px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}

.brand img {
  width: auto;
  height: 2.8rem;
  filter: drop-shadow(0 2px 4px rgba(8, 23, 47, 0.06));
  transition: filter var(--transition-fast);
}

.brand:hover img {
  filter: drop-shadow(0 2px 8px rgba(8, 23, 47, 0.12));
}

.brand-copy {
  display: grid;
  gap: 0.15rem;
}

.brand-copy strong {
  font-family: var(--font-heading);
  letter-spacing: -0.03em;
}

.brand-copy span {
  font-size: 0.86rem;
  color: var(--color-muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.7rem 0.95rem;
  color: var(--color-muted);
  border-radius: var(--radius-pill);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--color-ink-900);
  background: rgba(15, 94, 168, 0.08);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(15, 94, 168, 0.08);
}

.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--color-ink-900);
  border-radius: 999px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.menu-toggle span::before,
.menu-toggle span::after {
  content: "";
}

.menu-toggle span::before {
  transform: translateY(-6px);
}

.menu-toggle span::after {
  transform: translateY(4px);
}

.nav-open .menu-toggle span {
  background: transparent;
}

.nav-open .menu-toggle span::before {
  transform: translateY(2px) rotate(45deg);
}

.nav-open .menu-toggle span::after {
  transform: translateY(0) rotate(-45deg);
}

.cta-band {
  display: grid;
  gap: 1rem;
  align-items: center;
}

.cta-band-copy {
  max-width: 62ch;
  color: rgba(255, 255, 255, 0.78);
  margin: 0;
}

.footer {
  padding: 3rem 0 1.25rem;
  background:
    radial-gradient(circle at top center, rgba(47, 153, 238, 0.2), transparent 28%),
    linear-gradient(180deg, var(--color-ink-950), #050d1b);
  color: #fff;
}

.footer-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  margin-bottom: 1.5rem;
}

.footer-brand img {
  height: 2.8rem;
  width: auto;
  margin-bottom: 0.75rem;
  filter: drop-shadow(0 2px 8px rgba(47, 153, 238, 0.2));
}

.footer-link-group {
  display: grid;
  gap: 0.5rem;
  padding: 0.75rem 0;
  align-content: start;
}

.footer-nav a,
.footer-link {
  color: rgba(255, 255, 255, 0.76);
}

.footer-nav a,
.footer-link,
.contact-link {
  display: inline-block;
  max-width: 100%;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.footer-nav a:hover,
.footer-link:hover,
.contact-link:hover {
  color: #fff;
}

.site-legal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.875rem;
}

.contact-link,
.runtime-link {
  color: var(--color-blue-700);
  font-weight: 600;
}

.inline-code {
  font-family: var(--font-mono);
  font-size: 0.94em;
  color: var(--color-ink-900);
}

.muted {
  color: var(--color-muted);
}

.align-start {
  align-items: start;
}

.hidden {
  display: none !important;
}

/* Contact Form Styles */
.contact-form {
  display: grid;
  gap: 1.35rem;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.form-group {
  display: grid;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.01em;
}

.form-group .required {
  color: #dc3545;
  margin-left: 0.15em;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-0);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
  border-color: var(--color-blue-400);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-muted);
  opacity: 0.7;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-blue-500);
  box-shadow: 0 0 0 3px rgba(47, 153, 238, 0.18);
  background: #fff;
}

.form-group input.is-invalid,
.form-group select.is-invalid,
.form-group textarea.is-invalid {
  border-color: #dc3545;
}

.form-group input.is-invalid:focus,
.form-group select.is-invalid:focus,
.form-group textarea.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.15);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2353657f' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.65rem;
}

.form-checkbox input[type="checkbox"] {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.15rem;
  accent-color: var(--color-blue-600);
  cursor: pointer;
}

.form-checkbox label {
  font-size: 0.875rem;
  font-weight: 400;
  line-height: 1.5;
  cursor: pointer;
}

.form-error {
  font-size: 0.8rem;
  color: #dc3545;
  min-height: 1.1rem;
}

.form-actions {
  display: flex;
  gap: 1rem;
  margin-top: 0.75rem;
}

.form-actions .button {
  position: relative;
  min-width: 180px;
  padding: 0.9rem 1.75rem;
}

.form-actions .button.is-loading .button-text {
  opacity: 0;
}

.form-actions .button.is-loading .button-loading {
  display: block;
}

.button-loading {
  display: none;
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.form-status {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  display: none;
  margin-top: 0.5rem;
  line-height: 1.5;
}

.form-status.is-success {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, rgba(31, 143, 90, 0.12) 0%, rgba(31, 143, 90, 0.06) 100%);
  border: 1px solid rgba(31, 143, 90, 0.35);
  color: #1a7a4c;
}

.form-status.is-success::before {
  content: "\2713";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--color-success);
  color: #fff;
  border-radius: 50%;
  font-size: 0.9rem;
  font-weight: 700;
  flex-shrink: 0;
}

.form-status.is-error {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, rgba(220, 53, 69, 0.12) 0%, rgba(220, 53, 69, 0.06) 100%);
  border: 1px solid rgba(220, 53, 69, 0.35);
  color: #c9302c;
}

.form-status.is-error::before {
  content: "!";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: #dc3545;
  color: #fff;
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 700;
  flex-shrink: 0;
}

.contact-options {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-option {
  display: grid;
  gap: 0.25rem;
}

.contact-note {
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

.contact-note .eyebrow {
  margin-bottom: 0.75rem;
}

.contact-note .bullet-list {
  gap: 0.5rem;
}

.contact-note .bullet-list li {
  font-size: 0.9rem;
  line-height: 1.5;
}

@media (max-width: 720px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* Blog Styles */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.blog-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  background: var(--color-surface-0);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.blog-card:hover {
  border-color: var(--color-blue-400);
  box-shadow: var(--shadow-md);
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.blog-category {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-blue-600);
  background: rgba(47, 153, 238, 0.1);
  border-radius: var(--radius-sm);
}

.blog-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-muted);
}

.blog-card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-heading);
}

.blog-card-title a {
  color: inherit;
  text-decoration: none;
}

.blog-card-title a:hover {
  color: var(--color-blue-600);
}

.blog-card-excerpt {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text);
  flex-grow: 1;
}

.blog-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-blue-600);
  text-decoration: none;
  margin-top: 0.25rem;
}

.blog-card-link:hover {
  text-decoration: underline;
}

.blog-card-link::after {
  content: "\2192";
  transition: transform var(--transition-fast);
}

.blog-card-link:hover::after {
  transform: translateX(3px);
}

/* Blog categories grid */
.blog-categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.blog-category-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.25rem;
  background: var(--color-surface-0);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.blog-category-card:hover {
  border-color: var(--color-blue-500);
  background: rgba(47, 153, 238, 0.04);
}

.blog-category-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-heading);
}

.blog-category-count {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* Article page styles */
.article-header {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.article-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-heading);
  margin-bottom: 1rem;
}

.article-excerpt {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--color-text);
}

.article-content {
  max-width: 720px;
  margin: 0 auto;
}

.article-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-heading);
  margin: 2.5rem 0 1rem;
}

.article-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-heading);
  margin: 2rem 0 0.75rem;
}

.article-content p {
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 1.25rem;
}

.article-content ul,
.article-content ol {
  margin: 1.25rem 0;
  padding-left: 1.5rem;
}

.article-content li {
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 0.5rem;
}

.article-content blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.5rem;
  border-left: 3px solid var(--color-blue-500);
  background: var(--color-surface-100);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.article-content blockquote p {
  margin-bottom: 0;
  font-style: italic;
}

.article-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.15em 0.4em;
  background: var(--color-surface-100);
  border-radius: var(--radius-sm);
}

.article-content pre {
  margin: 1.5rem 0;
  padding: 1.25rem;
  background: var(--color-bg-dark);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.article-content pre code {
  background: none;
  padding: 0;
  color: #e2e8f0;
}

.article-footer {
  max-width: 720px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.article-tag {
  display: inline-block;
  padding: 0.3rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-muted);
  background: var(--color-surface-100);
  border-radius: var(--radius-sm);
  text-decoration: none;
}

.article-tag:hover {
  color: var(--color-blue-600);
  background: rgba(47, 153, 238, 0.1);
}

.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.article-nav-link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem;
  background: var(--color-surface-0);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color var(--transition-fast);
}

.article-nav-link:hover {
  border-color: var(--color-blue-500);
}

.article-nav-link.next {
  text-align: right;
}

.article-nav-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-muted);
}

.article-nav-title {
  font-weight: 600;
  color: var(--color-heading);
}

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .blog-categories {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-nav {
    grid-template-columns: 1fr;
  }
}

/* Dark mode form styles */
@media (prefers-color-scheme: dark) {
  .form-group input,
  .form-group select,
  .form-group textarea {
    background: var(--color-surface-100);
    border-color: var(--color-border);
  }

  .form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0b4c8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  }
}

@media (max-width: 1080px) {
  .hero-grid,
  .page-hero-grid,
  .contact-grid,
  .portal-grid,
  .split-grid,
  .about-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .service-grid,
  .tool-grid,
  .portal-card-grid,
  .trust-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 880px) {
  .menu-toggle {
    display: inline-grid;
    place-items: center;
  }

  .nav-shell {
    position: fixed;
    inset: 72px 0 auto;
    display: grid;
    gap: 0.75rem;
    padding: 1rem;
    border-radius: 0;
    border: none;
    border-bottom: 1px solid rgba(215, 225, 238, 0.95);
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
  }

  .nav-open .nav-shell {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav-links,
  .nav-actions {
    display: grid;
    gap: 0.5rem;
  }

  .nav-link {
    width: 100%;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
  }

  .nav-actions .button,
  .nav-actions .button-secondary {
    width: 100%;
  }

  .hero-visual-cards,
  .stat-grid,
  .support-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .nav-bar {
    min-height: 72px;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 1.5rem, var(--container-max));
  }

  .service-grid,
  .tool-grid,
  .portal-card-grid,
  .trust-grid,
  .footer-links,
  .support-highlight {
    grid-template-columns: 1fr;
  }

  .site-legal,
  .section-header-row {
    display: grid;
    justify-content: start;
  }

  .hero {
    padding-top: 4.5rem;
  }
}

/* Enhanced header on scroll */
.site-header.is-elevated {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.92);
}

/* Fallback animations for browsers without scroll-driven animations */
@supports not (animation-timeline: view()) {
  .section,
  .card,
  .feature-card,
  .tool-card,
  .timeline-card,
  .portal-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
  }

  .section.is-visible,
  .card.is-visible,
  .feature-card.is-visible,
  .tool-card.is-visible,
  .timeline-card.is-visible,
  .portal-card.is-visible {
    opacity: 1;
    transform: translateY(0);
  }

  .hero,
  .hero *,
  .page-hero-grid,
  .page-hero-grid * {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Scroll-driven animations */
@supports (animation-timeline: view()) {
  @keyframes fade-in-up {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .section {
    animation: fade-in-up linear both;
    animation-timeline: view();
    animation-range: entry 0% cover 25%;
  }

  .card,
  .feature-card,
  .tool-card,
  .timeline-card,
  .portal-card {
    animation: fade-in-up linear both;
    animation-timeline: view();
    animation-range: entry 0% cover 30%;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  :root {
    --color-ink-950: #f8fbff;
    --color-ink-900: #e8f2fb;
    --color-ink-800: #d0e3f5;
    --color-blue-700: #5ba3e0;
    --color-blue-600: #3d8ed8;
    --color-blue-500: #2f99ee;
    --color-blue-200: #1a4d7a;
    --color-sky-100: #0d2438;
    --color-surface-0: #0a1624;
    --color-surface-50: #0f1e2f;
    --color-surface-100: #142636;
    --color-border: #1e3448;
    --color-text: #e8f2fb;
    --color-muted: #a0b4c8;
    --shadow-sm: 0 10px 24px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 18px 42px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 26px 72px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 32px rgba(47, 153, 238, 0.25);
  }

  body {
    background:
      radial-gradient(circle at top left, rgba(47, 153, 238, 0.08), transparent 28%),
      radial-gradient(circle at top right, rgba(15, 94, 168, 0.06), transparent 32%),
      linear-gradient(180deg, #0a1624 0%, #0f1e2f 46%, #0d1a28 100%);
  }

  .site-backdrop::before,
  .site-backdrop::after {
    border-color: rgba(47, 153, 238, 0.08);
  }

  .eyebrow {
    background: rgba(47, 153, 238, 0.15);
    color: var(--color-blue-500);
  }

  .eyebrow::before {
    box-shadow: 0 0 0 5px rgba(47, 153, 238, 0.18);
  }

  .section-surface {
    background: rgba(15, 30, 47, 0.5);
    border-block: 1px solid rgba(30, 52, 72, 0.7);
  }

  .hero-visual,
  .page-hero-visual {
    background:
      radial-gradient(circle at 15% 20%, rgba(47, 153, 238, 0.12), transparent 32%),
      radial-gradient(circle at 85% 10%, rgba(15, 94, 168, 0.08), transparent 26%),
      linear-gradient(180deg, rgba(15, 30, 47, 0.9), rgba(10, 22, 36, 0.92));
  }

  .hero-logo-wrap {
    background: linear-gradient(135deg, rgba(15, 30, 47, 0.9), rgba(20, 38, 54, 0.85));
    border-color: rgba(30, 52, 72, 0.7);
    box-shadow: var(--shadow-sm), inset 0 1px 0 0 rgba(47, 153, 238, 0.15);
  }

  .hero-logo {
    filter: drop-shadow(0 4px 12px rgba(47, 153, 238, 0.15));
  }

  .hero-logo:hover {
    filter: drop-shadow(0 8px 24px rgba(47, 153, 238, 0.25));
  }

  .hero-metric {
    background: rgba(15, 30, 47, 0.6);
    border-color: rgba(30, 52, 72, 0.7);
  }

  .hero-visual,
  .page-hero-visual,
  .panel,
  .card,
  .feature-card,
  .tool-card,
  .timeline-card,
  .stack-card,
  .stat-card,
  .portal-card,
  .contact-card,
  .faq-highlight {
    background: rgba(15, 30, 47, 0.7);
    border-color: rgba(30, 52, 72, 0.8);
  }

  .site-header {
    background: rgba(10, 22, 36, 0.85);
    border-bottom-color: rgba(30, 52, 72, 0.7);
  }

  .site-header.is-elevated {
    background: rgba(10, 22, 36, 0.95);
  }

  .button-secondary {
    border-color: rgba(160, 180, 200, 0.2);
    background: rgba(15, 30, 47, 0.5);
    color: var(--color-ink-950);
  }

  .nav-link:hover,
  .nav-link[aria-current="page"] {
    color: var(--color-ink-950);
    background: rgba(47, 153, 238, 0.15);
  }

  .menu-toggle {
    background: rgba(47, 153, 238, 0.15);
  }

  .nav-shell {
    border-color: rgba(30, 52, 72, 0.8);
    background: rgba(10, 22, 36, 0.98);
  }

  .faq-item {
    border-color: rgba(30, 52, 72, 0.8);
    background: rgba(15, 30, 47, 0.7);
  }

  .tag {
    background: rgba(47, 153, 238, 0.15);
  }

  .inline-code {
    color: var(--color-blue-500);
  }

  .footer {
    background:
      radial-gradient(circle at top center, rgba(47, 153, 238, 0.1), transparent 28%),
      linear-gradient(180deg, #0a1624, #050d1b);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}