/* Agent Guard marketing site */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;1,400&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  color: var(--color-body);
  background: var(--color-canvas);
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

/* ── Layout ─────────────────────────────────────────── */

.container {
  width: min(100% - 48px, var(--max-width));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-section);
}

.section--soft {
  background: var(--color-surface-soft);
}

.section-header {
  max-width: 640px;
  margin-bottom: var(--space-xl);
}

.section-header--center {
  margin-inline: auto;
  text-align: center;
}

.section-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -1px;
  color: var(--color-ink);
  margin-bottom: var(--space-md);
}

.section-desc {
  font-size: 18px;
  color: var(--color-muted);
  line-height: 1.55;
}

/* ── Typography ─────────────────────────────────────── */

.display-xl {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -1.5px;
  color: var(--color-on-dark);
}

.display-sm {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 28px);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.3px;
}

.lead {
  font-size: 18px;
  line-height: 1.55;
  color: var(--color-on-dark-soft);
  max-width: 520px;
}

/* ── Buttons ────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  height: 40px;
  padding: 12px 20px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
}

.btn-primary:active {
  background: var(--color-primary-active);
}

.btn-secondary {
  background: transparent;
  color: var(--color-on-dark);
  border-color: rgba(250, 249, 245, 0.25);
}

.btn-secondary:active {
  background: rgba(250, 249, 245, 0.08);
}

.btn-secondary--light {
  background: var(--color-canvas);
  color: var(--color-ink);
  border-color: var(--color-hairline);
}

.btn-secondary--light:active {
  background: var(--color-surface-soft);
}

.btn-canvas {
  background: var(--color-canvas);
  color: var(--color-ink);
}

.btn-canvas:active {
  background: var(--color-surface-soft);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* ── Navigation ─────────────────────────────────────── */

.top-nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--nav-height);
  transition: background 0.25s ease, border-color 0.25s ease;
}

.top-nav--transparent {
  background: transparent;
  border-bottom: 1px solid transparent;
}

.top-nav--solid {
  background: rgba(250, 249, 245, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-hairline);
}

.top-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-on-dark);
}

.top-nav--solid .brand {
  color: var(--color-ink);
}

.brand__icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
}

.brand__mark {
  width: 20px;
  height: 20px;
  color: var(--color-on-dark);
}

.top-nav--solid .brand__mark {
  color: var(--color-ink);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-on-dark-soft);
  transition: color 0.15s;
}

.top-nav--solid .nav-links a {
  color: var(--color-muted);
}

.nav-links a:hover {
  color: var(--color-on-dark);
}

.top-nav--solid .nav-links a:hover {
  color: var(--color-ink);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 32px;
  padding: 0 10px;
  border: 1px solid rgba(250, 249, 245, 0.2);
  border-radius: var(--radius-md);
  background: rgba(250, 249, 245, 0.06);
  color: var(--color-on-dark-soft);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.lang-switch:hover {
  color: var(--color-on-dark);
  border-color: rgba(250, 249, 245, 0.35);
  background: rgba(250, 249, 245, 0.1);
}

.top-nav--solid .lang-switch {
  border-color: var(--color-hairline);
  background: var(--color-canvas);
  color: var(--color-muted);
}

.top-nav--solid .lang-switch:hover {
  color: var(--color-ink);
  background: var(--color-surface-soft);
}

.nav-download {
  position: relative;
}

.nav-download__menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  padding: var(--space-xs);
  background: var(--color-surface-dark-elevated);
  border: 1px solid rgba(250, 249, 245, 0.1);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
  z-index: 110;
}

.nav-download__menu::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
}

.nav-download:hover .nav-download__menu,
.nav-download:focus-within .nav-download__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-download__menu a {
  display: block;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-on-dark-soft);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-download__menu a:hover {
  background: rgba(250, 249, 245, 0.08);
  color: var(--color-on-dark);
}

.top-nav--solid .nav-download__menu {
  background: var(--color-canvas);
  border-color: var(--color-hairline);
  box-shadow: var(--shadow-soft);
}

.top-nav--solid .nav-download__menu a {
  color: var(--color-muted);
}

.top-nav--solid .nav-download__menu a:hover {
  background: var(--color-surface-soft);
  color: var(--color-ink);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-on-dark);
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s;
}

.top-nav--solid .nav-toggle span {
  background: var(--color-ink);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Hero ───────────────────────────────────────────── */

.hero {
  position: relative;
  background: var(--color-surface-dark);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 70% 55% at 65% 35%, rgba(204, 120, 92, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 25% 60%, rgba(232, 165, 90, 0.1) 0%, transparent 50%),
    var(--color-surface-dark);
}

.hero__bg--fallback,
.hero__bg:not(.hero__bg--ready) {
  background:
    radial-gradient(ellipse 70% 55% at 65% 35%, rgba(204, 120, 92, 0.22) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 25% 60%, rgba(232, 165, 90, 0.12) 0%, transparent 50%),
    var(--color-surface-dark);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, transparent 0%, var(--color-surface-dark) 75%),
    linear-gradient(to bottom, rgba(24, 23, 21, 0.3) 0%, var(--color-surface-dark) 100%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--nav-height) + var(--space-xl));
  padding-bottom: var(--space-xxl);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 4px 12px;
  margin-bottom: var(--space-lg);
  background: rgba(250, 249, 245, 0.08);
  border: 1px solid rgba(250, 249, 245, 0.12);
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-on-dark-soft);
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-teal);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: center;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(250, 249, 245, 0.1);
}

.stat {
  text-align: left;
}

.stat__value {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.5px;
  color: var(--color-on-dark);
  line-height: 1.1;
}

.stat__label {
  font-size: 13px;
  color: var(--color-on-dark-soft);
  margin-top: var(--space-xxs);
}

/* Hero code card */
.code-card {
  background: var(--color-surface-dark-elevated);
  border: 1px solid rgba(250, 249, 245, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.code-card__bar {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface-dark-soft);
  border-bottom: 1px solid rgba(250, 249, 245, 0.06);
}

.code-card__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.code-card__dot--red { background: #c64545; }
.code-card__dot--amber { background: var(--color-accent-amber); }
.code-card__dot--green { background: var(--color-success); }

.code-card__title {
  margin-left: var(--space-xs);
  font-size: 12px;
  color: var(--color-on-dark-soft);
}

.code-card__body {
  padding: var(--space-lg);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-on-dark-soft);
  overflow-x: auto;
}

.code-card__body .kw { color: #e8a55a; }
.code-card__body .str { color: #5db8a6; }
.code-card__body .cm { color: #6c6a64; }
.code-card__body .fn { color: var(--color-on-dark); }
.code-card__body .deny { color: #c64545; }
.code-card__body .allow { color: #5db872; }
.code-card__body .warn { color: var(--color-accent-amber); }

/* ── Audit report card (hero) ───────────────────────── */

.audit-card__body {
  padding: var(--space-md);
}

.audit-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xs);
  background: var(--color-surface-dark-soft);
  font-size: 13px;
}

.audit-row strong {
  display: block;
  color: var(--color-on-dark);
  font-weight: 500;
  font-size: 13px;
  margin-bottom: 2px;
}

.audit-row span:not(.audit-light):not(.audit-fix) {
  color: var(--color-on-dark-soft);
  font-size: 12px;
  line-height: 1.4;
}

.audit-light {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-top: 5px;
}

.audit-light--green { background: var(--color-success); }
.audit-light--yellow { background: var(--color-warning); }
.audit-light--red { background: var(--color-error); }

.audit-fix {
  margin-left: auto;
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-accent-teal);
  white-space: nowrap;
}

.audit-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  border-top: 1px solid rgba(250, 249, 245, 0.08);
}

.audit-summary__score {
  font-size: 13px;
  color: var(--color-on-dark-soft);
}

.audit-summary__score strong {
  color: var(--color-accent-amber);
  font-size: 18px;
  font-family: var(--font-display);
}

.audit-summary__btn {
  height: 32px;
  padding: 0 14px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: var(--color-on-primary);
  font-size: 12px;
  font-weight: 500;
  cursor: default;
}

/* ── Risk cards ─────────────────────────────────────── */

.risk-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.risk-card {
  background: var(--color-surface-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.risk-card__title {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
}

.risk-card__desc {
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.55;
  margin-bottom: var(--space-md);
}

.risk-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-primary);
  background: var(--color-canvas);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

/* ── Signal panels ──────────────────────────────────── */

.signal-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.signal-panel {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.signal-panel--dark {
  background: var(--color-surface-dark);
  border-color: transparent;
  color: var(--color-on-dark);
}

.signal-panel__title {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: var(--space-xxs);
}

.signal-panel--dark .signal-panel__title {
  color: var(--color-on-dark);
}

.signal-panel__hint {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: var(--space-lg);
}

.signal-panel--dark .signal-panel__hint {
  color: var(--color-on-dark-soft);
}

.signal-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.signal-list li {
  font-size: 14px;
  color: var(--color-body);
  line-height: 1.5;
  padding-left: var(--space-xs);
}

.signal-list--dark li {
  color: var(--color-on-dark-soft);
}

.signal-list__id {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-primary);
  background: var(--color-surface-card);
  padding: 1px 6px;
  border-radius: var(--radius-xs);
  margin-right: var(--space-xs);
}

.signal-list--dark .signal-list__id {
  background: var(--color-surface-dark-elevated);
  color: var(--color-accent-teal);
}

.product-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.product-chip {
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--color-surface-dark-elevated);
  color: var(--color-on-dark);
  border-left: 3px solid var(--chip-color, var(--color-primary));
}

/* ── Fix list card ──────────────────────────────────── */

.fix-list-card {
  background: var(--color-surface-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.fix-list-card__title {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: var(--space-lg);
}

.fix-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.fix-list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-hairline);
}

.fix-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.fix-list__name {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-ink);
}

.fix-list__desc {
  font-size: 13px;
  color: var(--color-muted);
}

.fix-list-card__note {
  font-size: 13px;
  color: var(--color-muted);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-hairline);
}

.feature-grid--compact {
  max-width: 960px;
  margin-inline: auto;
}

/* ── Feature cards ──────────────────────────────────── */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.feature-card {
  background: var(--color-surface-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.feature-card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-canvas);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  font-size: 20px;
}

.feature-card__title {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.55;
}

/* ── How it works ───────────────────────────────────── */

.flow-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: start;
}

.flow-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.flow-step {
  display: flex;
  gap: var(--space-md);
}

.flow-step__num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
}

.flow-step__title {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-ink);
  margin-bottom: var(--space-xxs);
}

.flow-step__desc {
  font-size: 14px;
  color: var(--color-muted);
}

/* ── Agents ─────────────────────────────────────────── */

.agent-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.agent-tile {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.agent-tile--featured {
  background: var(--color-surface-dark);
  border-color: transparent;
  color: var(--color-on-dark);
}

.agent-tile__name {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: var(--space-xxs);
}

.agent-tile__status {
  font-size: 13px;
  color: var(--color-muted);
}

.agent-tile--featured .agent-tile__status {
  color: var(--color-on-dark-soft);
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.5px;
  margin-top: var(--space-sm);
}

.badge--ok {
  background: rgba(93, 184, 114, 0.15);
  color: var(--color-success);
}

.badge--scan {
  background: var(--color-surface-card);
  color: var(--color-muted);
}

.agent-tile--featured .badge--ok {
  background: rgba(93, 184, 114, 0.2);
  color: #7dd492;
}

/* ── Use cases ──────────────────────────────────────── */

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.usecase-card {
  background: var(--color-surface-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.usecase-card__tag {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.usecase-card__title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.3px;
  color: var(--color-ink);
  margin-bottom: var(--space-sm);
}

.usecase-card__desc {
  font-size: 15px;
  color: var(--color-muted);
}

/* ── CTA band ───────────────────────────────────────── */

.cta-band {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-radius: var(--radius-lg);
  padding: 64px;
  text-align: center;
}

.cta-band .display-sm {
  color: var(--color-on-primary);
  margin-bottom: var(--space-sm);
}

.cta-band p {
  font-size: 16px;
  opacity: 0.9;
  margin-bottom: var(--space-lg);
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

/* ── Footer ─────────────────────────────────────────── */

.footer {
  background: var(--color-surface-dark);
  color: var(--color-on-dark-soft);
  padding: 64px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-xxl);
  margin-bottom: var(--space-xxl);
}

.footer__brand {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-on-dark);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer__tagline {
  font-size: 14px;
  max-width: 280px;
  line-height: 1.55;
}

.footer__col h4 {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-on-dark);
  margin-bottom: var(--space-md);
}

.footer__col a {
  display: block;
  font-size: 14px;
  color: var(--color-on-dark-soft);
  margin-bottom: var(--space-xs);
}

.footer__col a:hover {
  color: var(--color-on-dark);
}

.footer__bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(250, 249, 245, 0.08);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ── Reveal animation (progressive: visible by default) ─ */

.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal:not(.is-visible) {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ── Mobile nav sheet ───────────────────────────────── */

.mobile-nav {
  display: none;
  position: fixed;
  inset: var(--nav-height) 0 0;
  z-index: 99;
  background: var(--color-canvas);
  padding: var(--space-lg);
  flex-direction: column;
  gap: var(--space-md);
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}

.mobile-nav.is-open {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.mobile-nav a {
  font-size: 18px;
  font-weight: 500;
  color: var(--color-ink);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-hairline);
}

.mobile-nav__label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-muted);
  padding-top: var(--space-md);
  margin-top: var(--space-xs);
  border-top: 1px solid var(--color-hairline);
}

/* ── Responsive ─────────────────────────────────────── */

@media (max-width: 1024px) {
  .feature-grid,
  .agent-grid,
  .risk-grid,
  .signal-panels {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero__grid,
  .flow-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

@media (max-width: 768px) {
  .section {
    padding-block: 64px;
  }

  .nav-links,
  .nav-download {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-nav {
    display: flex;
  }

  .feature-grid,
  .agent-grid,
  .usecase-grid,
  .risk-grid,
  .signal-panels {
    grid-template-columns: 1fr;
  }

  .hero__stats {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .cta-band {
    padding: var(--space-xxl) var(--space-lg);
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }

  .footer__grid > :first-child {
    grid-column: 1 / -1;
  }
}

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

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}