/*
Theme Name: Frictera
Theme URI: https://frictera.com
Author: Frictera
Author URI: https://frictera.com
Description: Operational intelligence and governed automation platform theme for Frictera marketing site.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: frictera
*/

/* Frictera Design Tokens */
:root {
  --frictera-ink: #0B1220;
  --frictera-teal: #087F78;
  --frictera-signal: #0FA89D;
  --frictera-evidence: #45D6CD;
  --frictera-cloud: #F5F7F8;
  --frictera-white: #FFFFFF;
  --frictera-graphite: #52606D;
  --frictera-border: #DDE4E8;
  --header-height: 4.5rem;
  --max-width: 90rem;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;

  /* Semantic surfaces */
  --frictera-bg: var(--frictera-cloud);
  --frictera-surface: var(--frictera-white);
  --frictera-surface-raised: var(--frictera-white);
  --frictera-surface-soft: var(--frictera-cloud);
  --frictera-text: var(--frictera-ink);
  --frictera-text-muted: var(--frictera-graphite);
  --frictera-border-subtle: rgba(11, 18, 32, 0.08);
  --frictera-glass: rgba(255, 255, 255, 0.72);
  --frictera-glass-strong: rgba(255, 255, 255, 0.88);
  --frictera-glass-border: rgba(11, 18, 32, 0.08);
  --frictera-glass-shadow: 0 18px 48px rgba(11, 18, 32, 0.08);
  --frictera-glass-blur: 16px;
  --frictera-shadow: rgba(11, 18, 32, 0.08);

  /* Typography Scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 1.875rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.25rem);
  --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3rem);
  --text-5xl: clamp(2.5rem, 2rem + 2.5vw, 4rem);
  --text-6xl: clamp(3rem, 2.5rem + 2.5vw, 4.5rem);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1rem);
}

html[data-theme="dark"] {
  --frictera-bg: #07111D;
  --frictera-surface: #0D1926;
  --frictera-surface-raised: #122131;
  --frictera-surface-soft: #162534;
  --frictera-text: #F4F7F8;
  --frictera-text-muted: #A9B6C2;
  --frictera-border: rgba(180, 203, 215, 0.14);
  --frictera-border-subtle: rgba(180, 203, 215, 0.08);
  --frictera-glass: rgba(18, 33, 49, 0.70);
  --frictera-glass-strong: rgba(18, 33, 49, 0.86);
  --frictera-glass-border: rgba(180, 203, 215, 0.12);
  --frictera-glass-shadow: 0 18px 48px rgba(0, 0, 0, 0.22);
  --frictera-glass-blur: 16px;
  --frictera-shadow: rgba(0, 0, 0, 0.35);
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: var(--text-base);
  color: var(--frictera-text);
  background: var(--frictera-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Focus */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--frictera-evidence);
  outline-offset: 2px;
}

/* Typography Scale */
h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--text-6xl);
  font-weight: 800;
  letter-spacing: -0.03em;
}

h2 {
  font-size: var(--text-4xl);
  font-weight: 700;
  letter-spacing: -0.025em;
}

h3 {
  font-size: var(--text-xl);
  font-weight: 700;
}

.eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--frictera-teal);
  margin-bottom: var(--space-sm);
}

.lead {
  font-size: var(--text-xl);
  line-height: 1.6;
  color: var(--frictera-graphite);
}

/* Body offset for fixed header */
body {
  padding-top: var(--header-height);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: var(--header-height);
  background: var(--frictera-glass-strong);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--frictera-glass-border);
  box-shadow: var(--frictera-glass-shadow);
}

html[data-theme="dark"] .site-header {
  background: var(--frictera-glass-strong);
  border-bottom-color: var(--frictera-glass-border);
}

@media (prefers-reduced-transparency: reduce) {
  .site-header {
    background: var(--frictera-surface);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

/* Remove any ancestor clipping that could interfere with fixed positioning */
.wp-site-blocks,
.wp-block-template-part,
body,
html {
  overflow-x: clip;
  overflow-y: visible;
}

.wp-site-blocks {
  display: flow-root;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--frictera-ink);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.brand-lockup:hover {
  color: var(--frictera-teal);
}

.brand-lockup .brand-mark {
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  color: var(--frictera-teal);
}

.brand-lockup .brand-flow {
  color: var(--frictera-signal);
}

.brand-lockup .brand-node {
  color: var(--frictera-evidence);
}

.brand-lockup .brand-wordmark {
  color: var(--frictera-text);
  font-weight: 800;
}

html[data-theme="dark"] .brand-lockup {
  color: var(--frictera-white);
}

html[data-theme="dark"] .brand-lockup .brand-wordmark {
  color: var(--frictera-white);
}

.wordmark {
  display: none;
}

html[data-theme="dark"] .desktop-nav a {
  color: var(--frictera-white);
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 2rem;
  margin-left: auto;
}

.desktop-nav a {
  color: var(--frictera-ink);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.375rem 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.desktop-nav a:hover {
  color: var(--frictera-teal);
  border-bottom-color: var(--frictera-evidence);
}

html[data-theme="dark"] .desktop-nav a:hover {
  color: var(--frictera-evidence);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--frictera-teal);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
  box-shadow: 0 2px 4px rgba(8, 127, 120, 0.15);
}

.nav-cta:hover {
  background: var(--frictera-ink);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(11, 18, 32, 0.15);
}

html[data-theme="dark"] .nav-cta:hover {
  background: var(--frictera-white);
  color: var(--frictera-ink);
}

/* Desktop header: keep CTA single-line and prevent WordPress core
   block-button styles from squeezing or wrapping the nav CTA. */
@media (max-width: 1023px) {
  .site-header .header-inner .header-controls .wp-block-buttons {
    display: none !important;
  }
}

@media (min-width: 1024px) {
  .menu-toggle { display: none !important; }
  .desktop-nav {
    display: flex !important;
    flex-wrap: nowrap !important;
  }
  .mobile-nav { display: none !important; }

  .site-header .header-inner .header-controls {
    display: flex !important;
    align-items: center !important;
    flex-shrink: 0 !important;
    gap: 0.75rem !important;
    width: auto !important;
    min-width: max-content !important;
  }

  .site-header .header-inner .header-controls .wp-block-buttons {
    display: flex !important;
    flex-wrap: nowrap !important;
    flex-shrink: 0 !important;
    width: auto !important;
    min-width: max-content !important;
  }

  .site-header .header-inner .header-controls .wp-block-buttons > .wp-block-button.nav-cta {
    display: inline-flex !important;
    flex-shrink: 0 !important;
    width: auto !important;
    min-width: max-content !important;
    padding: 0 !important;
  }

  .site-header .header-inner .header-controls .wp-block-buttons > .wp-block-button.nav-cta > .wp-block-button__link {
    box-sizing: border-box !important;
    width: auto !important;
    min-width: max-content !important;
    white-space: nowrap !important;
    word-break: normal !important;
    overflow-wrap: normal !important;
  }
}

@media (min-width: 1200px) {
  .desktop-nav {
    gap: 2.5rem;
  }

  .header-controls {
    gap: 1rem;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.0625rem;
  line-height: 1.3;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.1s ease;
}

.btn-primary {
  background: var(--frictera-teal);
  color: #fff;
}

.btn-primary:hover {
  background: var(--frictera-ink);
}

.btn-secondary {
  background: transparent;
  color: var(--frictera-teal);
  border-color: var(--frictera-teal);
}

.btn-secondary:hover {
  background: var(--frictera-teal);
  color: #fff;
}

.btn-light {
  background: rgba(255, 255, 255, 0.92);
  color: var(--frictera-teal);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.btn-light:hover {
  background: #fff;
  border-color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}

html[data-theme="light"] .btn-light {
  background: #fff;
  border-color: var(--frictera-border);
  box-shadow: 0 2px 8px rgba(11, 18, 32, 0.06);
}

html[data-theme="light"] .btn-light:hover {
  background: var(--frictera-cloud);
  border-color: var(--frictera-teal);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.0625rem;
}

/* Section Structure */
.section,
.hero,
.trust-strip,
.site-footer {
  width: 100%;
}

.section {
  padding: var(--space-3xl) 2rem;
}

.section-inner,
.hero-inner,
.trust-strip .trust-list,
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-heading {
  max-width: 52rem;
  margin: 0 auto var(--space-xl);
  text-align: center;
}

.section-heading h2 {
  margin-bottom: var(--space-md);
}

.section-heading p {
  font-size: var(--text-lg);
  color: var(--frictera-graphite);
  line-height: 1.7;
  margin: 0;
}

/* Override WordPress constrained layout content-width on homepage direct children */
main.wp-block-group.is-layout-constrained > .hero,
main.wp-block-group.is-layout-constrained > .section,
main.wp-block-group.is-layout-constrained > .trust-strip {
  max-width: none;
  margin-left: 0;
  margin-right: 0;
}

/* Hero - Visual Authority */
.hero {
  background: var(--frictera-white);
  border-bottom: 1px solid var(--frictera-border);
  padding: var(--space-3xl) 2rem;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

html[data-theme="dark"] .hero {
  background: var(--frictera-ink);
  border-bottom-color: rgba(180, 203, 215, 0.14);
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-content {
    grid-template-columns: 1.25fr 0.75fr;
  }
}

.hero-text {
  max-width: 44rem;
}

.hero h1 {
  margin-bottom: var(--space-md);
  color: var(--frictera-ink);
}

html[data-theme="dark"] .hero h1 {
  color: var(--frictera-white);
}

.hero-accent {
  color: var(--frictera-teal);
}

.hero-lead {
  font-size: var(--text-xl);
  color: var(--frictera-graphite);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  max-width: 40rem;
}

html[data-theme="dark"] .hero-lead {
  color: var(--frictera-text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.hero-context {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--frictera-teal);
  background: rgba(8, 127, 120, 0.08);
  padding: 0.5rem 1rem;
  border-radius: 999px;
}

.hero-context::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  background: var(--frictera-evidence);
  border-radius: 50%;
}

/* Hero Visual Diagram */
.hero-visual {
  display: none;
  justify-content: center;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-visual {
    display: flex;
  }
}

.hero-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 2rem;
  background: var(--frictera-glass);
  backdrop-filter: blur(var(--frictera-glass-blur));
  -webkit-backdrop-filter: blur(var(--frictera-glass-blur));
  border: 1px solid var(--frictera-glass-border);
  border-radius: 1rem;
  box-shadow: var(--frictera-glass-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

html[data-theme="dark"] .hero-diagram {
  background: var(--frictera-glass);
  box-shadow: var(--frictera-glass-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

@media (prefers-reduced-transparency: reduce) {
  .hero-diagram {
    background: var(--frictera-surface);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.diagram-node {
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: center;
  min-width: 12rem;
}

.diagram-node.input {
  background: var(--frictera-white);
  border: 1px solid var(--frictera-border);
  color: var(--frictera-graphite);
}

.diagram-node.friction {
  background: rgba(8, 127, 120, 0.1);
  border: 2px solid var(--frictera-teal);
  color: var(--frictera-teal);
}

.diagram-node.governed {
  background: var(--frictera-ink);
  color: var(--frictera-white);
}

.diagram-node.outcome {
  background: rgba(69, 214, 205, 0.15);
  border: 2px solid var(--frictera-evidence);
  color: var(--frictera-teal);
}

.diagram-arrow {
  color: var(--frictera-evidence);
  font-size: 1.25rem;
  font-weight: 700;
}

/* Trust Strip */
.trust-strip {
  background: var(--frictera-white);
  border-bottom: 1px solid var(--frictera-border);
  padding: var(--space-lg) 2rem;
}

html[data-theme="dark"] .trust-strip {
  background: var(--frictera-surface);
  border-bottom-color: var(--frictera-border);
}

.trust-list {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md) var(--space-xl);
  list-style: none;
  padding: 0;
}

.trust-list li {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--frictera-text);
  padding: 0.5rem 1rem;
  position: relative;
}

html[data-theme="dark"] .trust-list li {
  color: var(--frictera-text);
}

.trust-list li::before {
  content: "";
  width: 0.625rem;
  height: 0.625rem;
  background: var(--frictera-evidence);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(69, 214, 205, 0.2);
}

.trust-list li:not(:last-child)::after {
  content: "";
  position: absolute;
  right: calc(-1 * var(--space-xl));
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 1.5rem;
  background: var(--frictera-border);
}

@media (max-width: 768px) {
  .trust-list li:not(:last-child)::after {
    display: none;
  }
}

/* Workflow */
.workflow-section {
  background: var(--frictera-bg);
}

.workflow {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 64rem;
  margin: 0 auto;
}

.workflow-step {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: var(--frictera-surface);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg) var(--space-xl);
  position: relative;
  transition: all 0.2s ease;
}

html[data-theme="dark"] .workflow-step {
  background: var(--frictera-surface);
}

.workflow-step:not(:last-child) {
  margin-bottom: -1px;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.workflow-step:not(:first-child) {
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

.workflow-step::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1rem;
  transform: translateX(-50%);
  width: 2px;
  height: 1rem;
  background: var(--frictera-evidence);
}

.workflow-step:last-child::after {
  display: none;
}

.workflow-number {
  flex: 0 0 3rem;
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  background: var(--frictera-ink);
  color: var(--frictera-evidence);
  font-size: var(--text-sm);
  font-weight: 800;
  border-radius: 50%;
  font-variant-numeric: tabular-nums;
}

.workflow-label {
  font-weight: 700;
  font-size: var(--text-lg);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--frictera-ink);
}

.workflow-step.highlight {
  background: linear-gradient(135deg, rgba(69, 214, 205, 0.12) 0%, rgba(8, 127, 120, 0.06) 100%);
  border-color: var(--frictera-teal);
  border-width: 2px;
}

html[data-theme="light"] .workflow-step.highlight {
  background: linear-gradient(135deg, var(--frictera-white) 0%, rgba(69, 214, 205, 0.08) 100%);
}

.workflow-step.highlight .workflow-number {
  background: var(--frictera-teal);
  color: var(--frictera-white);
}

.workflow-step.highlight .workflow-label {
  color: var(--frictera-teal);
}

.workflow-step.human {
  border-left: 4px solid var(--frictera-signal);
}

@media (min-width: 900px) {
  .workflow {
    flex-direction: row;
    max-width: none;
    gap: 0;
  }

  .workflow-step {
    flex: 1 1 0;
    flex-direction: column;
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    min-height: 10rem;
    justify-content: center;
    border-radius: var(--radius-md);
  }

  .workflow-step:not(:last-child) {
    margin-bottom: 0;
    margin-right: -1px;
    border-bottom-left-radius: var(--radius-md);
    border-bottom-right-radius: 0;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
  }

  .workflow-step:not(:first-child) {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
  }

  .workflow-step:first-child {
    border-top-left-radius: var(--radius-md);
    border-bottom-left-radius: var(--radius-md);
  }

  .workflow-step:last-child {
    border-top-right-radius: var(--radius-md);
    border-bottom-right-radius: var(--radius-md);
  }

  .workflow-step::after {
    left: auto;
    right: -0.75rem;
    bottom: auto;
    top: 50%;
    transform: translateY(-50%);
    width: 0.75rem;
    height: 2px;
  }

  .workflow-number {
    margin-bottom: var(--space-sm);
  }

  .workflow-label {
    font-size: var(--text-base);
  }
}

/* Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: var(--space-lg);
}

.card {
  background: var(--frictera-surface);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: 0 2px 8px var(--frictera-shadow);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: var(--frictera-glass-border);
  box-shadow: 0 6px 16px var(--frictera-shadow);
}

.card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
  color: var(--frictera-text);
}

.card p,
.card li {
  color: var(--frictera-graphite);
  font-size: var(--text-base);
}

.card ul {
  margin: 0;
  padding-left: 1.25rem;
}

.card li {
  margin-bottom: 0.5rem;
}

/* Industries */
.industries-section {
  background: var(--frictera-surface);
  border-top: 1px solid var(--frictera-border);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: var(--space-lg);
}

.industry-card {
  background: var(--frictera-surface);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  position: relative;
  transition: all 0.2s ease;
}

html[data-theme="dark"] .industry-card {
  background: var(--frictera-surface);
}

.industry-card:hover {
  border-color: var(--frictera-teal);
  box-shadow: 0 4px 12px rgba(8, 127, 120, 0.08);
}

html[data-theme="dark"] .industry-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

.industry-card.active {
  border-color: var(--frictera-teal);
  border-width: 2px;
  background: linear-gradient(135deg, var(--frictera-surface) 0%, rgba(8, 127, 120, 0.03) 100%);
}

.industry-card.active::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--frictera-teal);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.industry-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--frictera-text);
}

.industry-card ul {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--frictera-text-muted);
}

.industry-card li {
  margin-bottom: 0.5rem;
  font-size: var(--text-sm);
}

.status {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  margin-bottom: var(--space-sm);
}

.status-available {
  background: rgba(8, 127, 120, 0.1);
  color: var(--frictera-teal);
}

.status-dev {
  background: rgba(11, 18, 32, 0.08);
  color: var(--frictera-text-muted);
}

html[data-theme="dark"] .status-dev {
  background: rgba(244, 247, 248, 0.08);
}

.status-planned {
  background: transparent;
  color: var(--frictera-text-muted);
  border: 1px solid var(--frictera-border);
}

/* Property Operations */
.property-section {
  background: var(--frictera-surface);
  border-top: 1px solid var(--frictera-border);
}

.property-intro {
  max-width: 52rem;
  margin: 0 auto var(--space-2xl);
  text-align: center;
}

.property-intro p {
  color: var(--frictera-text-muted);
  font-size: var(--text-lg);
  line-height: 1.7;
}

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: var(--space-lg);
}

.capability-card {
  background: var(--frictera-surface-soft);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  position: relative;
}

.capability-card::before {
  content: "";
  display: block;
  width: 3rem;
  height: 3rem;
  background: var(--frictera-teal);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-md);
  opacity: 0.1;
}

.capability-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
  color: var(--frictera-text);
}

.capability-card p {
  color: var(--frictera-text-muted);
  font-size: var(--text-base);
  line-height: 1.6;
  margin: 0;
}

/* Demo Section */
.demo-section {
  background: var(--frictera-ink);
  color: var(--frictera-white);
  position: relative;
  overflow: hidden;
}

.demo-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--frictera-evidence), transparent);
}

.demo-section .section-heading h2 {
  color: var(--frictera-white);
  font-size: var(--text-4xl);
}

.demo-section .section-heading p {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--text-lg);
}

.demo-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md) var(--space-xl);
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-xl);
  font-size: var(--text-sm);
  color: var(--frictera-evidence);
}

.demo-trust li {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-weight: 600;
}

.demo-trust li::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  background: var(--frictera-evidence);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(69, 214, 205, 0.4);
}

.demo-trace {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: 0;
  padding: var(--space-lg);
  background: rgba(7, 17, 29, 0.55);
  border: 1px solid rgba(180, 203, 215, 0.1);
  border-radius: 0.875rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.demo-frame {
  background: linear-gradient(180deg, rgba(18, 33, 49, 0.86) 0%, rgba(13, 25, 38, 0.92) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(180, 203, 215, 0.14);
  border-radius: 1.25rem;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  padding: var(--space-xl);
  overflow: hidden;
}

html[data-theme="light"] .demo-frame {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(245, 247, 248, 0.92) 100%);
  border-color: var(--frictera-glass-border);
  box-shadow: var(--frictera-glass-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

html[data-theme="light"] .demo-trace {
  background: rgba(11, 18, 32, 0.04);
  border-color: var(--frictera-border);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

@media (prefers-reduced-transparency: reduce) {
  .demo-frame {
    background: var(--frictera-surface-raised);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.trace-step {
  padding: 0.625rem 1.25rem;
  background: rgba(13, 25, 38, 0.65);
  border: 1px solid rgba(180, 203, 215, 0.12);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(244, 247, 248, 0.92);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

html[data-theme="light"] .trace-step {
  background: var(--frictera-white);
  border-color: var(--frictera-border);
  color: var(--frictera-ink);
}

.trace-arrow {
  color: var(--frictera-evidence);
  font-size: var(--text-lg);
}

/* Evidence & Control */
.evidence-section {
  background: var(--frictera-bg);
}

.evidence-console {
  background: rgba(13, 25, 38, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(180, 203, 215, 0.12);
  border-radius: 1rem;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  padding: var(--space-xl);
  color: var(--frictera-white);
  font-family: "SF Mono", Monaco, "Cascadia Code", monospace;
}

html[data-theme="light"] .evidence-console {
  background: rgba(11, 18, 32, 0.86);
  border-color: rgba(180, 203, 215, 0.14);
}

@media (prefers-reduced-transparency: reduce) {
  .evidence-console {
    background: var(--frictera-ink);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.console-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: var(--space-lg);
}

.console-title {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--frictera-evidence);
}

.console-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: var(--space-lg);
}

.evidence-panel {
  background: rgba(7, 17, 29, 0.45);
  border: 1px solid rgba(180, 203, 215, 0.1);
  border-radius: var(--radius-sm);
  padding: var(--space-lg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

html[data-theme="light"] .evidence-panel {
  background: var(--frictera-surface-soft);
  border-color: var(--frictera-border);
  box-shadow: none;
}

.evidence-number {
  font-size: var(--text-5xl);
  font-weight: 800;
  line-height: 1;
  color: var(--frictera-evidence);
  font-variant-numeric: tabular-nums;
}

.evidence-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--frictera-white);
  margin-top: var(--space-xs);
}

.evidence-note {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--space-sm);
  line-height: 1.5;
}

.evidence-flag {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--frictera-teal);
  background: rgba(8, 127, 120, 0.2);
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  margin-top: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.evidence-flag::before {
  content: "";
  width: 0.375rem;
  height: 0.375rem;
  background: var(--frictera-evidence);
  border-radius: 50%;
}

/* Pilot */
.pilot-section {
  background: var(--frictera-surface);
  border-top: 1px solid var(--frictera-border);
}

.pilot-card {
  max-width: 64rem;
  margin: 0 auto;
  background: var(--frictera-surface);
  border: 1px solid var(--frictera-border);
  border-radius: 1rem;
  padding: var(--space-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 18px 48px var(--frictera-shadow);
}

html[data-theme="dark"] .pilot-card {
  background: linear-gradient(180deg, rgba(18, 33, 49, 0.9) 0%, rgba(13, 25, 38, 0.95) 100%);
  border-color: rgba(180, 203, 215, 0.12);
}

.pilot-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--frictera-teal), var(--frictera-evidence));
}

.pilot-price {
  font-size: var(--text-6xl);
  font-weight: 800;
  color: var(--frictera-teal);
  line-height: 1;
  margin: var(--space-sm) 0 var(--space-lg);
}

.pilot-price span {
  display: block;
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--frictera-text-muted);
  margin-bottom: var(--space-xs);
}

.pilot-scope {
  text-align: left;
  max-width: 32rem;
  margin: 0 auto var(--space-xl);
  padding-left: 1.5rem;
  color: var(--frictera-graphite);
}

.pilot-scope li {
  margin-bottom: var(--space-sm);
  font-size: var(--text-base);
}

.pilot-scope li::marker {
  color: var(--frictera-teal);
}

/* Form */
.contact-section {
  background: var(--frictera-bg);
}

.contact-card {
  max-width: 48rem;
  margin: 0 auto;
  background: var(--frictera-surface);
  border: 1px solid var(--frictera-border);
  border-radius: 1rem;
  padding: var(--space-2xl);
  box-shadow: 0 18px 48px var(--frictera-shadow);
}

html[data-theme="dark"] .contact-card {
  background: linear-gradient(180deg, rgba(18, 33, 49, 0.9) 0%, rgba(13, 25, 38, 0.95) 100%);
  border-color: rgba(180, 203, 215, 0.12);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.field {
  margin-bottom: var(--space-md);
}

.field label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--frictera-text);
}

.field label .optional {
  font-weight: 400;
  color: var(--frictera-text-muted);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-base);
  color: var(--frictera-text);
  background: var(--frictera-surface);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

html[data-theme="dark"] .field input,
html[data-theme="dark"] .field textarea,
html[data-theme="dark"] .field select {
  background: rgba(7, 17, 29, 0.6);
  border-color: rgba(180, 203, 215, 0.14);
  color: var(--frictera-white);
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--frictera-teal);
  box-shadow: 0 0 0 3px rgba(8, 127, 120, 0.1);
}

.field input::placeholder,
.field textarea::placeholder {
  color: #94a3b8;
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  color: var(--frictera-graphite);
  margin-bottom: var(--space-lg);
  line-height: 1.5;
}

.consent input {
  flex: 0 0 auto;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.125rem;
  accent-color: var(--frictera-teal);
}

/* Footer */
.site-footer {
  background: var(--frictera-ink);
  color: rgba(255, 255, 255, 0.7);
  padding: var(--space-3xl) 2rem var(--space-xl);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--frictera-white);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}

.footer-brand .brand-mark {
  width: 2.25rem;
  height: 2.25rem;
}

.footer-brand .brand-wordmark {
  color: var(--frictera-white);
}

.footer-col h4 {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--frictera-evidence);
  margin-bottom: var(--space-md);
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 0.75rem;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--frictera-evidence);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: var(--space-lg);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero {
    min-height: auto;
    padding: var(--space-2xl) 1.5rem;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .hero-text {
    max-width: 100%;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .section {
    padding: var(--space-2xl) 1.5rem;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 4rem;
  }

  .section {
    padding: var(--space-xl) 1rem;
  }

  .btn-lg {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }

  .pilot-card {
    padding: var(--space-xl);
  }

  .contact-card {
    padding: var(--space-lg);
  }
}

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  background: var(--frictera-glass);
  backdrop-filter: blur(var(--frictera-glass-blur));
  -webkit-backdrop-filter: blur(var(--frictera-glass-blur));
  border: 1px solid var(--frictera-glass-border);
  border-radius: var(--radius-md);
  padding: 0.25rem;
  gap: 0.25rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

html[data-theme="dark"] .theme-toggle {
  background: var(--frictera-glass);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

@media (prefers-reduced-transparency: reduce) {
  .theme-toggle {
    background: var(--frictera-surface);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.theme-toggle-button {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.625rem;
  border: none;
  border-radius: calc(var(--radius-md) - 2px);
  background: transparent;
  color: var(--frictera-graphite);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.theme-toggle-button:hover {
  background: rgba(11, 18, 32, 0.08);
  color: var(--frictera-ink);
}

html[data-theme="dark"] .theme-toggle-button:hover {
  background: rgba(244, 247, 248, 0.1);
  color: var(--frictera-white);
}

.theme-toggle-button.is-active {
  background: var(--frictera-white);
  color: var(--frictera-teal);
  box-shadow: 0 1px 2px rgba(11, 18, 32, 0.08);
}

html[data-theme="dark"] .theme-toggle-button.is-active {
  background: var(--frictera-surface-raised);
  color: var(--frictera-evidence);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
}

.theme-toggle-button:focus-visible {
  outline: 2px solid var(--frictera-evidence);
  outline-offset: 2px;
}

.theme-toggle-label {
  display: none;
}

@media (min-width: 1280px) {
  .theme-toggle-label {
    display: inline;
  }
}

/* Mobile nav */
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  background: transparent;
  border: none;
  color: var(--frictera-ink);
  cursor: pointer;
}

html[data-theme="dark"] .menu-toggle {
  color: var(--frictera-white);
}

.menu-icon-close {
  display: none;
}

.menu-toggle[aria-expanded="true"] .menu-icon-open {
  display: none;
}

.menu-toggle[aria-expanded="true"] .menu-icon-close {
  display: block;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem 2rem 1.5rem;
  border-top: 1px solid var(--frictera-border);
  background: var(--frictera-white);
}

html[data-theme="dark"] .mobile-nav {
  background: var(--frictera-ink);
  border-top-color: rgba(180, 203, 215, 0.14);
}

.mobile-nav.is-open {
  display: flex;
}

.mobile-nav a {
  color: var(--frictera-ink);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  padding: 0.75rem 0;
}

html[data-theme="dark"] .mobile-nav a {
  color: var(--frictera-white);
}

.mobile-nav .nav-cta {
  margin-top: 0.5rem;
  text-align: center;
}

@media (min-width: 1024px) {
  .menu-toggle { display: none; }
  .mobile-nav { display: none !important; }
}

/* Print */
@media print {
  .site-header,
  .menu-toggle,
  .mobile-nav,
  .theme-toggle,
  .hero-actions,
  .btn {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .section {
    padding: 1rem 0;
    page-break-inside: avoid;
  }
}

/* Page layouts (Privacy, Terms, Research, Contact) */
.page-legal,
.page-research,
.page-contact {
  background: var(--frictera-cloud);
  min-height: calc(100vh - var(--header-height));
  padding-bottom: var(--space-2xl);
}

.page-header {
  padding: var(--space-3xl) 2rem var(--space-xl);
  text-align: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.page-header .eyebrow {
  margin-bottom: var(--space-sm);
}

.page-title {
  font-size: var(--text-5xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  line-height: 1.1;
}

.page-updated {
  font-size: var(--text-sm);
  color: var(--frictera-graphite);
  margin: 0;
}

.page-content {
  max-width: 50rem;
  margin: 0 auto;
  padding: 0 2rem;
}

.page-research .page-content,
.page-contact .page-content {
  max-width: var(--max-width);
}

.legal-content,
.research-content {
  background: var(--frictera-white);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-md);
  padding: var(--space-2xl);
  box-shadow: 0 4px 6px rgba(11, 18, 32, 0.04);
}

.legal-content h2,
.research-content h2,
.contact-content h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}

.legal-content h2:first-child,
.research-content h2:first-child {
  margin-top: 0;
}

.legal-content p,
.research-content p,
.contact-content p {
  color: var(--frictera-graphite);
  margin-bottom: var(--space-md);
}

.legal-content ul,
.research-content ul,
.contact-content ul {
  padding-left: 1.5rem;
  margin-bottom: var(--space-md);
  color: var(--frictera-graphite);
}

.legal-content li,
.research-content li {
  margin-bottom: 0.5rem;
}

/* Contact page */
.contact-grid {
  gap: var(--space-2xl);
  align-items: flex-start;
}

.contact-primary {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

.contact-secondary {
  padding-top: var(--space-sm);
}

.page-contact .guided-intake {
  background: var(--frictera-white);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: 0 4px 6px rgba(11, 18, 32, 0.04);
}

.contact-heading {
  margin-top: 0;
  margin-bottom: var(--space-lg);
}

.contact-method {
  margin-bottom: var(--space-lg);
}

.contact-method h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.contact-method p {
  margin: 0;
}

.contact-form .form-note {
  font-size: var(--text-sm);
  color: var(--frictera-graphite);
  margin-bottom: var(--space-lg);
}

.contact-form .form-note a {
  color: var(--frictera-teal);
}

.expectation-panel {
  position: sticky;
  top: calc(var(--header-height) + var(--space-md));
  background: var(--frictera-white);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: 0 4px 6px rgba(11, 18, 32, 0.04);
}

.expectation-heading {
  font-size: var(--text-xl);
  font-weight: 700;
  margin: 0 0 var(--space-md);
  letter-spacing: -0.02em;
}

.expectation-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.expectation-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin: 0;
  color: var(--frictera-text);
}

.expectation-number {
  flex: 0 0 auto;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--frictera-teal);
  width: 1.5rem;
}

.expectation-label {
  font-size: var(--text-base);
  font-weight: 500;
  line-height: 1.4;
}

.expectation-contact {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--frictera-border);
}

.expectation-contact h3 {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--frictera-text-muted);
  margin-bottom: var(--space-xs);
}

.expectation-contact p {
  margin: 0 0 var(--space-xs);
  font-size: var(--text-base);
  color: var(--frictera-text);
}

.expectation-contact a {
  color: var(--frictera-teal);
}

.field-full {
  grid-column: 1 / -1;
}

@media (min-width: 900px) {
  .contact-grid {
    grid-template-columns: 1.5fr 1fr;
  }
}

@media (max-width: 640px) {
  .page-header {
    padding: var(--space-2xl) 1rem var(--space-lg);
  }

  .page-content {
    padding: 0 1rem;
  }

  .legal-content,
  .research-content,
  .contact-primary {
    padding: 0;
  }

  .page-contact .guided-intake {
    padding: var(--space-lg);
  }

  .expectation-panel {
    position: static;
    padding: var(--space-lg);
  }
}

/* Guided intake */
.guided-intake {
  background: var(--frictera-surface);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: 0 4px 6px rgba(11, 18, 32, 0.04);
}

html[data-theme="dark"] .guided-intake {
  background: var(--frictera-surface-raised);
  border-color: var(--frictera-border);
}

.intake-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--frictera-border);
}

.intake-progress-text {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--frictera-text-muted);
  white-space: nowrap;
}

.intake-progress-bar {
  flex: 1;
  height: 0.375rem;
  background: var(--frictera-surface-soft);
  border-radius: 999px;
  overflow: hidden;
}

.intake-progress-fill {
  height: 100%;
  background: var(--frictera-teal);
  border-radius: 999px;
  transition: width 0.25s ease;
}

/* Contact intake progress */
.page-contact .intake-progress {
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: var(--space-sm);
}

.page-contact .intake-progress-step {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--frictera-text);
  letter-spacing: -0.01em;
}

.page-contact .intake-progress-step .intake-progress-current,
.page-contact .intake-progress-step .intake-progress-total {
  font-weight: inherit;
}

.page-contact .intake-progress-bar {
  height: 0.5rem;
}

.intake-step {
  display: none;
}

.intake-step.is-active {
  display: block;
}

.intake-step h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--frictera-text);
}

.intake-step > p {
  color: var(--frictera-text-muted);
  margin-bottom: var(--space-lg);
}

.option-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

@media (min-width: 640px) {
  .option-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.option-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  background: var(--frictera-surface);
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

html[data-theme="dark"] .option-card {
  background: rgba(7, 17, 29, 0.4);
  border-color: rgba(180, 203, 215, 0.14);
}

.option-card:hover {
  border-color: var(--frictera-teal);
}

.option-card.is-selected {
  border-color: var(--frictera-teal);
  background: rgba(8, 127, 120, 0.06);
  box-shadow: 0 0 0 1px var(--frictera-teal);
}

html[data-theme="dark"] .option-card.is-selected {
  background: rgba(8, 127, 120, 0.12);
}

.option-card.has-focus,
.option-card:focus-within {
  outline: 2px solid var(--frictera-evidence);
  outline-offset: 2px;
}

.option-card input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
}

.option-card .check {
  flex: 0 0 auto;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--frictera-border);
  border-radius: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.option-card input[type="radio"] ~ .check {
  border-radius: 50%;
}

.option-card.is-selected .check {
  border-color: var(--frictera-teal);
  background: var(--frictera-teal);
}

.option-card .check svg {
  width: 0.75rem;
  height: 0.75rem;
  color: #fff;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.option-card.is-selected .check svg {
  opacity: 1;
}

.option-card .label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--frictera-text);
  line-height: 1.4;
}

.option-card .card-reveal {
  display: none;
  width: 100%;
  margin-top: 0.75rem;
}

.option-card .card-reveal.is-visible {
  display: block;
}

.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.option-card .card-reveal input,
.option-card .card-reveal textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--frictera-text);
  background: var(--frictera-surface);
}

html[data-theme="dark"] .option-card .card-reveal input,
html[data-theme="dark"] .option-card .card-reveal textarea {
  background: rgba(7, 17, 29, 0.6);
  border-color: rgba(180, 203, 215, 0.14);
}

.intake-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--frictera-border);
}

.intake-note {
  font-size: var(--text-sm);
  color: var(--frictera-text-muted);
  margin: var(--space-lg) 0 0 0;
}

.intake-note a {
  color: var(--frictera-teal);
}

.intake-status {
  display: none;
  padding: var(--space-md);
  margin-bottom: var(--space-lg);
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}

.intake-status.is-success,
.intake-status.is-error {
  display: block;
}

.intake-status.is-success {
  background: rgba(8, 127, 120, 0.08);
  border-color: var(--frictera-teal);
  color: var(--frictera-ink);
}

html[data-theme="dark"] .intake-status.is-success {
  background: rgba(15, 168, 157, 0.12);
  color: var(--frictera-text);
}

.intake-status.is-error {
  background: rgba(220, 38, 38, 0.06);
  border-color: rgba(220, 38, 38, 0.25);
  color: #991b1b;
}

html[data-theme="dark"] .intake-status.is-error {
  background: rgba(248, 113, 113, 0.08);
  border-color: rgba(248, 113, 113, 0.25);
  color: #fecaca;
}

.intake-status p {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.5;
}

.guided-intake.is-loading {
  opacity: 0.75;
  pointer-events: none;
}

.guided-intake.is-loading .intake-actions::after {
  content: "";
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--frictera-border);
  border-top-color: var(--frictera-teal);
  border-radius: 50%;
  animation: frictera-spin 0.75s linear infinite;
  margin-left: var(--space-sm);
}

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

.intake-actions button:disabled,
.intake-actions .btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.is-hidden {
  display: none !important;
}

.is-invalid {
  border-color: #dc2626 !important;
}

.is-invalid .option-card {
  border-color: #dc2626;
}

.intake-error {
  font-size: var(--text-sm);
  color: #dc2626;
  margin-top: var(--space-sm);
}

html[data-theme="dark"] .intake-error {
  color: #f87171;
}

.call-scheduling-gate {
  background: rgba(8, 127, 120, 0.06);
  border: 1px solid rgba(8, 127, 120, 0.18);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  margin-top: var(--space-md);
}

html[data-theme="dark"] .call-scheduling-gate {
  background: rgba(8, 127, 120, 0.10);
  border-color: rgba(8, 127, 120, 0.28);
}

.call-scheduling-gate p {
  margin: 0;
  font-size: var(--text-base);
  color: var(--frictera-text);
}

.call-scheduling-gate strong {
  color: var(--frictera-teal);
}

/* Scheduling surface */
.scheduling-surface {
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--frictera-border);
}

.scheduling-intro h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.scheduling-intro p {
  color: var(--frictera-text-muted);
  margin-bottom: var(--space-md);
}

.scheduling-state {
  color: var(--frictera-text-muted);
}

.scheduling-timezone {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.scheduling-timezone label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--frictera-text);
}

.scheduling-timezone-select {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--frictera-border);
  border-radius: var(--radius-sm);
  background: var(--frictera-surface);
  color: var(--frictera-text);
  font-size: var(--text-sm);
  min-width: 12rem;
}

.scheduling-slot-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.scheduling-slot {
  width: 100%;
  justify-content: flex-start;
  text-align: left;
  padding: 0.75rem 1rem;
}

.scheduling-confirm {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: rgba(8, 127, 120, 0.08);
  border: 1px solid var(--frictera-teal);
  border-radius: var(--radius-sm);
  color: var(--frictera-ink);
}

html[data-theme="dark"] .scheduling-confirm {
  color: var(--frictera-text);
}

@media (min-width: 640px) {
  .scheduling-slot-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

.consent-group {
  margin-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.consent-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  color: var(--frictera-text-muted);
  line-height: 1.5;
}

.consent-item input {
  flex: 0 0 auto;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.125rem;
  accent-color: var(--frictera-teal);
}

/* Research page variants */
.research-intake .intake-step h2 {
  margin-bottom: var(--space-md);
}

@media (max-width: 640px) {
  .guided-intake {
    padding: var(--space-lg);
  }

  .intake-actions {
    flex-direction: column-reverse;
    align-items: stretch;
  }

  .intake-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* Utilities */
.text-center { text-align: center; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}