/* ==========================================================================
   PMI China Congress 2026 — design system
   1 tokens · 2 base · 3 typography · 4 layout · 5 buttons · 6 header
   7 hero · 8 summary · 9 about · 10 why · 11 framework · 12 journey
   13 agenda · 14 speakers · 15 people · 16 venue · 17 register + pass
   18 faq · 19 footer · 20 overlays · 21 responsive · 22 motion
   ========================================================================== */

/* 1. tokens ---------------------------------------------------------------- */
:root {
  --ink: #0e1a2b;
  --ink-2: #1d2b3a;
  --body: #45536a;
  --muted: #616d7e;
  --line: #e3e7ee;
  --line-2: #cfd6e0;
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --bg-soft-2: #eef1f5;
  --dark: #0c1725;
  --dark-2: #101f31;
  --on-dark: #e7ecf3;
  --on-dark-muted: #9aa8ba;
  --accent: #b4432c;
  --accent-ink: #95351f;
  --accent-tint: #fbf1ee;
  --ok: #0a7a4b;
  --ok-tint: #eefaf3;
  --bad: #b42318;
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(14, 26, 43, 0.06);
  --shadow-md: 0 1px 2px rgba(14, 26, 43, 0.05), 0 12px 28px -18px rgba(14, 26, 43, 0.24);
  --container: 1120px;
  --gutter: clamp(20px, 5vw, 40px);
  --section-y: clamp(60px, 7.5vw, 104px);
  --header-h: 68px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

/* 2. base ------------------------------------------------------------------ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.menu-open,
body.pass-modal-open {
  overflow: hidden;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

p {
  margin: 0;
}

ul,
ol,
dl {
  margin: 0;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 18px;
  height: 18px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 10px 16px;
  background: #fff;
  color: var(--ink);
  border-radius: 0 0 var(--radius) 0;
}

.skip-link:focus {
  left: 0;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* 3. typography ------------------------------------------------------------ */
h1 {
  font-size: clamp(2.4rem, 5.6vw, 3.7rem);
  line-height: 1.06;
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(1.65rem, 3.2vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.025em;
}

h3 {
  font-size: clamp(1.02rem, 1.5vw, 1.16rem);
}

h4 {
  font-size: 1rem;
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow.light {
  color: #e0a894;
}

.section-head {
  max-width: 68ch;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.section-head h2 {
  margin-bottom: 14px;
}

.section-lede {
  font-size: clamp(1rem, 1.35vw, 1.0625rem);
  color: var(--body);
  max-width: 64ch;
}

.section-copy {
  display: grid;
  gap: 14px;
  align-content: start;
}

.section-copy p {
  color: var(--body);
  max-width: 60ch;
}

.section-copy.narrow {
  max-width: 52ch;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: start;
  margin-top: 4px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  text-decoration-color: rgba(180, 67, 44, 0.35);
  transition: text-decoration-color 0.15s ease, color 0.15s ease;
}

.text-link:hover {
  color: var(--accent-ink);
  text-decoration-color: currentColor;
}

.text-link.light {
  color: #fff;
  text-decoration-color: rgba(255, 255, 255, 0.4);
}

.ok-text {
  color: var(--ok);
}

/* 4. layout ---------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 4.5vw, 64px);
  align-items: center;
}

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

.layout-grid.align-center {
  align-items: center;
}

.dark-section {
  background: var(--dark);
  color: var(--on-dark);
}

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

.dark-section p {
  color: var(--on-dark);
}

.image-panel {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-soft-2);
  border: 1px solid var(--line);
}

.image-panel.landscape,
.image-panel.venue {
  aspect-ratio: 16 / 10;
}

.image-panel img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-stage {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-soft-2);
  border: 1px solid var(--line);
}

.image-panel .video-stage {
  border: 0;
  border-radius: 0;
}

.video-stage video,
.video-stage .video-fallback {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-stage .video-fallback {
  z-index: 0;
}

.video-stage video {
  z-index: 1;
}

/* 5. buttons --------------------------------------------------------------- */
.pill-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.005em;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease,
    transform 0.15s ease;
}

.pill-button:hover {
  background: #16233a;
}

.pill-button:active {
  transform: translateY(1px);
}

.pill-button .icon {
  width: 16px;
  height: 16px;
}

.pill-button.small {
  min-height: 36px;
  padding: 0 14px;
  font-size: 0.8125rem;
  border-radius: 8px;
}

.pill-button.pass-ghost {
  background: #fff;
  color: var(--ink);
  border-color: var(--line-2);
}

.pill-button.pass-ghost:hover {
  background: var(--bg-soft);
  border-color: var(--line-2);
}

.pill-button:disabled,
.pill-button[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.hero .pill-button {
  background: #fff;
  color: var(--ink);
}

.hero .pill-button:hover {
  background: #eef1f5;
}

/* 6. header ---------------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  color: #fff;
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  border-bottom: 1px solid transparent;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 32px);
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: none;
}

.brand img {
  height: 25px;
  width: auto;
  transition: filter 0.2s ease;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.2vw, 26px);
  margin-left: auto;
}

.desktop-nav a {
  position: relative;
  font-size: 0.875rem;
  color: inherit;
  opacity: 0.78;
  transition: opacity 0.15s ease, color 0.15s ease;
}

.desktop-nav a:hover,
.desktop-nav a.is-current {
  opacity: 1;
}

.desktop-nav a.is-current::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 4px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 10px;
  border: 1px solid currentColor;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.7;
  transition: opacity 0.15s ease;
}

.lang-switch:hover {
  opacity: 1;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink);
  border-bottom-color: var(--line);
  box-shadow: 0 1px 2px rgba(14, 26, 43, 0.04);
}

.site-header.scrolled .brand img {
  filter: brightness(0);
}

.site-header:not(.scrolled) .pill-button.small {
  background: #fff;
  color: var(--ink);
}

.site-header:not(.scrolled) .pill-button.small:hover {
  background: #eef1f5;
}

.site-header.scrolled .pill-button.small {
  background: var(--ink);
  color: #fff;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 36px;
  padding: 0 8px;
  border: 1px solid currentColor;
  border-radius: 8px;
  background: transparent;
  opacity: 0.85;
}

.menu-toggle span {
  display: block;
  height: 1.5px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.menu-open .menu-toggle span:first-child {
  transform: translateY(3.25px) rotate(45deg);
}

.menu-open .menu-toggle span:last-child {
  transform: translateY(-3.25px) rotate(-45deg);
}

.mobile-panel {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  z-index: 49;
  display: none;
  padding: 12px var(--gutter) 28px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
}

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

.mobile-panel nav {
  display: grid;
  gap: 2px;
  margin-bottom: 14px;
}

.mobile-panel nav a {
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}

.mobile-panel .lang-switch {
  color: var(--muted);
}

/* 7. hero ------------------------------------------------------------------ */
.hero {
  background: var(--dark);
  color: var(--on-dark);
  padding-block: calc(var(--header-h) + clamp(44px, 7vw, 84px)) clamp(52px, 7vw, 92px);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.hero-copy h1 {
  color: #fff;
  margin-bottom: 18px;
}

.hero-sub {
  font-size: clamp(1.02rem, 1.6vw, 1.1875rem);
  line-height: 1.65;
  color: var(--on-dark);
  max-width: 46ch;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  padding: 0;
  margin: 26px 0 0;
  list-style: none;
  font-size: 0.9375rem;
  color: var(--on-dark-muted);
}

.hero-facts li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-facts .icon {
  width: 17px;
  height: 17px;
  color: #e0a894;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 22px;
  margin-top: 32px;
}

.hero-card {
  background: var(--dark-2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 2.4vw, 28px);
}

.hero-card-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--on-dark-muted);
  text-transform: uppercase;
}

.countdown {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 10px 0 20px;
  color: #fff;
}

.countdown span {
  font-size: clamp(2.4rem, 5vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}

.countdown small {
  font-size: 0.8125rem;
  color: var(--on-dark-muted);
}

.hero-card-list {
  display: grid;
  gap: 10px;
  margin: 0 0 20px;
  padding: 18px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-card-list > div {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}

.hero-card-list dt {
  font-size: 0.75rem;
  color: var(--on-dark-muted);
}

.hero-card-list dd {
  margin: 0;
  font-size: 0.875rem;
  color: #fff;
  font-variant-numeric: tabular-nums;
}

.hero-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: #fff;
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.35);
  text-underline-offset: 4px;
}

.hero-card-link:hover {
  text-decoration-color: currentColor;
}

.hero-card-link .icon {
  width: 16px;
  height: 16px;
}

/* 8. summary --------------------------------------------------------------- */
.summary-section {
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.summary-grid li {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

.summary-index {
  display: block;
  margin-bottom: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.summary-grid h3 {
  margin-bottom: 8px;
}

.summary-grid p {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--body);
}

/* 9. about ----------------------------------------------------------------- */
.about-section {
  background: var(--bg);
}

.metrics-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(36px, 5vw, 56px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.metrics-row > div {
  padding: 22px 20px 22px 0;
  border-left: 1px solid var(--line);
  padding-left: 20px;
}

.metrics-row > div:first-child {
  border-left: 0;
  padding-left: 0;
}

.metrics-row dt {
  font-size: clamp(1.5rem, 2.4vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.metrics-row dd {
  margin: 8px 0 0;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--muted);
}

/* 10. why ------------------------------------------------------------------ */
.why-section {
  background: var(--bg);
  border-top: 1px solid var(--line);
}

.why-list {
  padding: 0;
  margin: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.why-list li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.why-list > li > span {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  padding-top: 3px;
}

.why-list strong {
  display: block;
  color: var(--ink);
  font-size: 1rem;
  margin-bottom: 4px;
}

.why-list p {
  font-size: 0.9375rem;
  color: var(--body);
}

/* 11. framework ------------------------------------------------------------ */
.framework-section {
  background: var(--bg-soft);
  border-block: 1px solid var(--line);
}

.framework-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  margin: clamp(32px, 4vw, 44px) 0 0;
  list-style: none;
}

.framework-grid li {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.framework-grid li > span {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.framework-grid h3 {
  margin-bottom: 8px;
}

.framework-grid p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--body);
}

/* 12. journey -------------------------------------------------------------- */
.journey-section {
  background: var(--bg);
}

.journey-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.journey-rail li {
  padding-top: 18px;
  border-top: 2px solid var(--ink);
}

.journey-rail li > span {
  display: block;
  margin-bottom: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.journey-rail h3 {
  margin-bottom: 8px;
}

.journey-rail p {
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--body);
}

/* 13. agenda --------------------------------------------------------------- */
.agenda-section {
  background: var(--bg-soft);
  border-block: 1px solid var(--line);
}

.agenda-board {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.agenda-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  padding: 14px clamp(18px, 2.4vw, 26px);
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line);
  font-size: 0.8125rem;
  color: var(--muted);
}

.agenda-block {
  padding: clamp(18px, 2.4vw, 26px);
}

.agenda-block + .agenda-block {
  border-top: 1px solid var(--line);
}

.forums-block .agenda-block-heading {
  margin-bottom: 2px;
}

.agenda-block-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 14px;
  margin-bottom: 4px;
}

.agenda-block-heading p {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.agenda-block-heading h3 {
  font-size: 1.0625rem;
}

.agenda-list > div {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.9375rem;
  color: var(--ink-2);
}

.agenda-list > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.agenda-list time {
  font-size: 0.8125rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  padding-top: 2px;
}

.agenda-list .agenda-pause {
  color: var(--muted);
}

.forum-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
}

.forum-grid > li {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: #fff;
  display: grid;
  gap: 6px;
  align-content: start;
}

.forum-index {
  margin: 0;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.forum-grid h4 {
  font-size: 0.9375rem;
  color: var(--ink);
}

.forum-grid > li > span {
  font-size: 0.75rem;
  color: var(--accent);
}

.forum-grid > li > p:not(.forum-index) {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--body);
}

.forum-grid ul {
  margin: 4px 0 0;
  padding-left: 16px;
  display: grid;
  gap: 2px;
}

.forum-grid ul li {
  font-size: 0.8125rem;
  color: var(--muted);
}

.agenda-close {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 16px;
  padding: 18px clamp(18px, 2.4vw, 26px);
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  font-size: 0.875rem;
}

.agenda-close > div {
  display: grid;
  gap: 4px;
  align-content: start;
}

.agenda-close time {
  font-size: 0.75rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.agenda-close strong {
  color: var(--ink);
  font-size: 0.875rem;
}

.agenda-close small {
  font-size: 0.75rem;
  color: var(--accent);
}

/* 14. speakers ------------------------------------------------------------- */
.speakers-section {
  background: var(--bg);
}

.speaker-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.speaker-grid li {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px;
  background: #fff;
  display: grid;
  gap: 8px;
  align-content: start;
}

.speaker-status {
  margin: 0;
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.speaker-grid h3 {
  font-size: 0.9375rem;
}

.speaker-grid p:not(.speaker-status) {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--body);
}

/* 15. people --------------------------------------------------------------- */
.people-section {
  background: var(--bg-soft);
  border-block: 1px solid var(--line);
}

.identity-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
}

.identity-panel > .identity-video {
  grid-column: 1 / -1;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  min-height: 0;
  object-fit: cover;
  border-radius: var(--radius-lg);
  filter: saturate(1.08);
  background: var(--dark);
}

.identity-panel .identity-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 170px;
  padding: 24px;
  border: 0;
  border-radius: var(--radius-lg);
  color: #fff;
  overflow: hidden;
  background-position: center;
  background-size: cover;
}

.identity-panel .passenger-card {
  background-image:
    linear-gradient(180deg, rgb(5 7 22 / 5%) 8%, rgb(5 7 22 / 90%) 100%),
    url("assets/passenger-audience-group.png");
}

.identity-panel .crew-card {
  background-image:
    linear-gradient(180deg, rgb(5 7 22 / 5%) 8%, rgb(5 7 22 / 90%) 100%),
    url("assets/crew-audience-group.png");
}

.identity-panel span {
  display: block;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .12em;
  color: #fff;
}

.identity-panel p {
  margin: 12px 0 0;
  font-size: clamp(1.05rem, 1.5vw, 1.375rem);
  line-height: 1.25;
  color: #fff;
}

@media (max-width: 900px) {
  .identity-panel { grid-template-columns: minmax(0, 1fr); }
  .identity-panel .identity-card { min-height: 150px; }
}

/* 16. venue ---------------------------------------------------------------- */
.venue-section {
  background: var(--bg);
}

.venue-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--muted);
}

.venue-note .icon {
  width: 16px;
  height: 16px;
  color: var(--accent);
}

/* 17. register + mission pass ---------------------------------------------- */
.register-section {
  background: var(--dark);
  color: var(--on-dark);
}

.register-section .container {
  max-width: 1200px;
}

.register-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(28px, 4vw, 58px);
  align-items: start;
}

.register-intro h2 {
  color: #fff;
  margin-bottom: 14px;
}

.register-lede {
  font-size: 1rem;
  color: var(--on-dark);
  max-width: 46ch;
}

.register-steps {
  display: grid;
  gap: 16px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.register-steps li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.register-steps li > span {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
}

.register-steps strong {
  display: block;
  font-size: 0.9375rem;
  color: #fff;
  margin-bottom: 2px;
}

.register-steps p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--on-dark-muted);
}

.register-note {
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.8125rem;
  line-height: 1.65;
  color: var(--on-dark-muted);
}

.register-content {
  background: #fff;
  color: var(--ink);
  border-radius: var(--radius-lg);
  padding: clamp(16px, 2.2vw, 26px);
  box-shadow: 0 24px 60px -34px rgba(0, 0, 0, 0.55);
}

.register-z {
  display: grid;
  gap: 14px;
}

.register-z-top {
  display: grid;
  gap: 10px;
}

.register-z-top-left {
  display: grid;
  gap: 10px;
}

.mission-pass {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.pass-panel {
  display: grid;
  gap: 14px;
}

.pass-form,
.pass-form-scroll {
  display: grid;
  gap: 14px;
  margin: 0;
  max-height: none;
  overflow: visible;
}

.pass-form label {
  display: grid;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
}

.pass-form label > span {
  display: block;
}

.pass-form label em {
  font-style: normal;
  color: var(--accent);
}

.pass-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 14px;
}

.pass-span-2 {
  grid-column: 1 / -1;
}

.register-z-body,
.register-z-fields {
  display: grid;
  gap: 12px;
}

.register-z-channel[hidden],
[hidden] {
  display: none !important;
}

.pass-block-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
}

.pass-lede {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
}

.pass-subcard {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  display: grid;
  gap: 10px;
  background: #fff;
}

.pass-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  padding: 12px 14px;
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
}

.pass-summary > div {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.pass-summary span {
  font-size: 0.75rem;
  color: var(--muted);
}

.pass-summary strong {
  font-size: 0.875rem;
  color: var(--ink);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.pass-price-guide {
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--muted);
}

.pass-price-hint {
  display: block;
  margin: 10px 0 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--accent-tint);
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.6;
}

.pass-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pass-actions .pill-button {
  flex: 1 1 auto;
  min-width: min(100%, 180px);
}

.pass-inline-msg {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
}

.pass-inline-msg.ok {
  color: var(--ok);
}

.pass-inline-msg.bad,
.pass-field-error {
  color: var(--bad);
}

.pass-text-btn {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--accent);
  font-size: 0.8125rem;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(180, 67, 44, 0.4);
}

.pass-text-btn:hover {
  color: var(--accent-ink);
  text-decoration-color: currentColor;
}

.pass-block-btn {
  width: 100%;
}

.pass-recover-cue {
  display: grid;
  gap: 8px;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--muted);
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.pass-form .pass-recover-cue label {
  font-size: 0.8125rem;
}

.pass-holder {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  display: grid;
  gap: 10px;
}

.pass-holder-q {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
}

.pass-radio-inline {
  display: flex;
  gap: 20px;
}

.pass-radio-sm {
  display: inline-flex !important;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 14px 0 0;
  font-size: 0.875rem !important;
  font-weight: 400 !important;
  cursor: pointer;
}

.pass-radio-sm input {
  width: 16px;
  height: 16px;
  accent-color: var(--ink);
}

.pass-attest {
  display: flex !important;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.75rem !important;
  font-weight: 400 !important;
  line-height: 1.65;
  color: var(--body);
}

.pass-attest input {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  flex: none;
  accent-color: var(--ink);
}

.pass-file-field {
  display: grid;
  gap: 8px;
}

.pass-file-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
}

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

.pass-file-btn {
  justify-self: start;
}

/* 证书弹窗：左上传 + 右查验二维码 */
.pass-cert-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 1px minmax(0, 0.72fr);
  align-items: center;
  gap: 0 18px;
}

.pass-cert-row::before {
  content: "";
  grid-column: 2;
  grid-row: 1;
  width: 1px;
  height: 100%;
  min-height: 120px;
  background: var(--line);
}

.pass-cert-upload {
  grid-column: 1;
  grid-row: 1;
  display: grid;
  place-items: center;
  min-width: 0;
}

.pass-cert-upload-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 62px;
  padding: 14px 18px;
  border: 1px solid var(--accent-line, rgba(104, 27, 197, .35));
  border-radius: 999px;
  background: #fff;
  color: var(--accent);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}

.pass-cert-upload-btn:hover {
  border-color: var(--accent);
  background: var(--accent-tint);
}

.pass-cert-upload .pass-file-picked {
  width: 100%;
}

.pass-cert-qr {
  grid-column: 3;
  grid-row: 1;
  display: grid;
  justify-items: center;
  gap: 6px;
  text-align: center;
}

.pass-cert-qr img {
  width: 118px;
  height: 118px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.pass-cert-qr strong {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}

.pass-cert-qr span {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.4;
}

@media (max-width: 460px) {
  .pass-cert-row { grid-template-columns: 1fr; gap: 14px; }
  .pass-cert-row::before { display: none; }
  .pass-cert-qr { grid-column: 1; grid-row: 2; }
  .pass-cert-qr img { width: 104px; height: 104px; }
}

.pass-file-picked {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
}

.pass-file-name {
  font-size: 0.75rem;
  color: var(--body);
  overflow-wrap: anywhere;
}

.pass-file-empty {
  font-size: 0.75rem;
  color: var(--muted);
}

.pass-discount-card {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px 14px;
  border: 1px dashed var(--line-2);
  border-radius: var(--radius);
  background: var(--bg-soft);
  text-align: left;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.pass-discount-card:hover {
  border-color: var(--accent);
  background: var(--accent-tint);
}

.pass-discount-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--accent);
  flex: none;
}

.pass-discount-main {
  display: grid;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.pass-discount-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink);
}

.pass-discount-sub {
  font-size: 0.75rem;
  color: var(--muted);
}

.pass-discount-go {
  font-size: 0.8125rem;
  color: var(--accent);
  white-space: nowrap;
}

.pass-ivzone {
  border-top: 1px solid var(--line);
  padding-top: 14px;
  display: grid;
  gap: 10px;
}

.pass-ivlink {
  margin-top: 4px;
}

.pass-qr-wrap {
  display: grid;
  place-items: center;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.pass-qr-box {
  background: #fff;
  padding: 10px;
  border-radius: var(--radius-sm);
  line-height: 0;
  border: 1px solid var(--line);
}

.pass-qr-box canvas,
.pass-qr-box img {
  width: 200px !important;
  height: 200px !important;
  max-width: 100%;
}

.pass-qr-img {
  width: 200px;
  height: 200px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.pass-waiting {
  max-width: 36ch;
  text-align: center;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
}

.pass-pay-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.pass-regcode {
  margin: 6px 0 12px;
  font-size: clamp(1.375rem, 5.6vw, 1.75rem);
  font-weight: 600;
  letter-spacing: clamp(0.06em, 1.4vw, 0.16em);
  color: var(--ink);
  text-align: center;
  overflow-wrap: anywhere;
  font-variant-numeric: tabular-nums;
}

.pass-success-banner {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid rgba(10, 122, 75, 0.28);
  border-radius: var(--radius);
  background: var(--ok-tint);
  color: #0a5c3b;
  font-size: 0.875rem;
  line-height: 1.65;
}

.pass-success-banner .pill-button {
  justify-self: start;
  min-width: 0;
  flex: 0 0 auto;
}

.pass-success-check {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--ok-tint);
  border: 1px solid rgba(10, 122, 75, 0.28);
  color: var(--ok);
  font-size: 1.25rem;
}

.form-note {
  min-height: 1.2em;
  margin: 2px 2px 0;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--muted);
}

.form-note.ok {
  color: var(--ok);
}

.form-note.bad {
  color: var(--bad);
}

/* inputs ------------------------------------------------------------------ */
.pass-form input,
.pass-form select,
.pass-form textarea {
  width: 100%;
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink);
  font-size: 0.9375rem;
  line-height: 1.5;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.pass-form textarea {
  min-height: 84px;
  resize: vertical;
}

.pass-form input:focus,
.pass-form select:focus,
.pass-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(180, 67, 44, 0.14);
}

.pass-form input[readonly] {
  background: var(--bg-soft);
  color: var(--muted);
}

.pass-form input[type="radio"],
.pass-form input[type="checkbox"] {
  width: 16px;
  min-height: 0;
  padding: 0;
  accent-color: var(--ink);
}

/* 18. faq ------------------------------------------------------------------ */
.faq-section {
  background: var(--bg);
  border-top: 1px solid var(--line);
}

.faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(28px, 4.5vw, 64px);
  align-items: start;
}

.faq-intro {
  position: sticky;
  top: calc(var(--header-h) + 24px);
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ink);
  list-style: none;
}

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

.faq-list summary::after {
  content: "";
  width: 16px;
  height: 16px;
  flex: none;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23616d7e' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E")
    center / 16px no-repeat;
  transition: transform 0.18s ease;
}

.faq-list details[open] summary::after {
  transform: rotate(180deg);
}

.faq-list details p {
  padding: 0 0 18px;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--body);
  max-width: 68ch;
}

/* 19. footer --------------------------------------------------------------- */
.site-footer {
  background: #08111c;
  color: var(--on-dark-muted);
  padding-block: clamp(40px, 5vw, 64px) clamp(28px, 3vw, 40px);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 0.8fr)) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.footer-brand img {
  height: 24px;
  width: auto;
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--on-dark-muted);
}

.footer-legal {
  margin-top: 14px;
  font-size: 0.75rem;
  color: #8b98a9;
}

.footer-col,
.footer-contact {
  display: grid;
  gap: 8px;
  align-content: start;
}

.footer-col strong,
.footer-contact strong {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fff;
  margin-bottom: 2px;
}

.footer-col a,
.footer-contact a {
  font-size: 0.875rem;
  color: var(--on-dark-muted);
  transition: color 0.15s ease;
}

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

.qr-cards {
  display: flex;
  gap: 12px;
  padding: 0;
  margin: 6px 0 0;
  list-style: none;
}

.qr-card {
  display: grid;
  gap: 6px;
  justify-items: center;
}

.qr-tile {
  width: 84px;
  height: 84px;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: #fff;
  cursor: zoom-in;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.qr-tile:hover {
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-1px);
}

.qr-tile img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.qr-card p {
  font-size: 0.6875rem;
  line-height: 1.4;
  text-align: center;
  color: var(--on-dark-muted);
}

/* 20. overlays ------------------------------------------------------------- */
.pass-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(8, 17, 28, 0.55);
  overflow-y: auto;
}

.pass-modal {
  position: relative;
  width: 100%;
  max-width: 430px;
  padding: 24px;
  background: #fff;
  color: var(--ink);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px -24px rgba(8, 17, 28, 0.5);
  display: grid;
  gap: 10px;
  max-height: calc(100dvh - 40px);
  overflow-y: auto;
}

.pass-modal h3 {
  font-size: 1.0625rem;
  padding-right: 32px;
}

.pass-modal-x {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 8px;
  background: none;
  color: var(--muted);
  font-size: 1.125rem;
  line-height: 1;
}

.pass-modal-x:hover {
  background: var(--bg-soft);
  color: var(--ink);
}

.pass-modal label {
  display: grid;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-2);
}

.pass-modal .pass-attest {
  display: flex !important;
}

.pass-modal input[type="text"],
.pass-modal input[type="tel"],
.pass-modal input:not([type]) {
  width: 100%;
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  color: var(--ink);
  background: #fff;
}

.pass-modal input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(180, 67, 44, 0.14);
}

.pass-opt {
  display: grid;
  gap: 2px;
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background: #fff;
  text-align: left;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.pass-opt:hover {
  border-color: var(--accent);
  background: var(--accent-tint);
}

.pass-opt strong {
  font-size: 0.9375rem;
  color: var(--ink);
}

.pass-opt span {
  font-size: 0.8125rem;
  color: var(--muted);
}

.pass-success .pass-qr-box {
  justify-self: center;
}

.qr-lightbox {
  position: fixed;
  inset: 0;
  z-index: 95;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(8, 17, 28, 0.72);
}

.qr-lightbox figure {
  margin: 0;
  display: grid;
  gap: 12px;
  justify-items: center;
  max-width: min(84vw, 360px);
}

.qr-lightbox img {
  width: min(72vw, 300px);
  height: auto;
  padding: 12px;
  background: #fff;
  border-radius: var(--radius-lg);
}

.qr-lightbox figcaption {
  font-size: 0.8125rem;
  color: #fff;
  text-align: center;
}

.qr-lightbox-close {
  position: absolute;
  top: 18px;
  right: 20px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #fff;
  font-size: 1.375rem;
  line-height: 1;
  cursor: pointer;
}

/* 21. back to top ---------------------------------------------------------- */
.to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 45;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--ink);
  box-shadow: var(--shadow-md);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.to-top:hover {
  transform: translateY(-2px);
  border-color: var(--line-2);
}

/* 22. responsive ----------------------------------------------------------- */
@media (max-width: 1080px) {
  .summary-grid,
  .framework-grid,
  .speaker-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

  .register-intro {
    max-width: 60ch;
  }

  .footer-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    row-gap: 32px;
  }
}

@media (max-width: 900px) {
  .desktop-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-panel {
    display: block;
  }

  .header-actions {
    margin-left: auto;
  }

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

  .hero-card {
    max-width: 460px;
  }

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

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

  .faq-intro {
    position: static;
  }

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

  .metrics-row > div {
    padding: 18px 16px;
  }

  .metrics-row > div:nth-child(odd) {
    border-left: 0;
    padding-left: 0;
  }

  .metrics-row > div:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }

  .agenda-close {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }
}

@media (max-width: 600px) {
  :root {
    --header-h: 60px;
  }

  .brand img {
    height: 21px;
  }

  .pass-grid,
  .pass-summary,
  .identity-cards {
    grid-template-columns: minmax(0, 1fr);
  }

  .summary-grid,
  .framework-grid,
  .speaker-grid,
  .journey-rail,
  .forum-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .agenda-list > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .agenda-list time {
    padding-top: 0;
  }

  .hero-facts {
    gap: 8px 18px;
    font-size: 0.875rem;
  }

  .hero-actions .pill-button {
    width: 100%;
  }

  .pass-qr-box canvas,
  .pass-qr-box img,
  .pass-qr-img {
    width: 180px !important;
    height: 180px !important;
  }

  .pass-modal {
    padding: 20px;
  }

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

  .to-top {
    right: 12px;
    bottom: 12px;
  }

  .pill-button.small {
    min-height: 40px;
    padding: 0 16px;
  }

  .pass-text-btn {
    min-height: 36px;
  }
}

/* 23. motion --------------------------------------------------------------- */
@keyframes pass-enter {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.is-entering {
  animation: pass-enter 0.28s ease-out both;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}