:root {
  --bg: #f5f4ed; /* Parchment */
  --surface: #faf9f5; /* Ivory */
  --text: #141413; /* Near Black */
  --muted: #5e5d59; /* Olive Gray */
  --muted2: #87867f; /* Stone Gray */
  --border: #f0eee6; /* Border Cream */
  --border-strong: #e8e6dc; /* Border Warm / Warm Sand */
  --ring: #d1cfc5; /* Ring Warm */
  --brand: #c96442; /* Terracotta */
  --brand2: #d97757; /* Coral */
  --dark: #141413;
  --dark-surface: #30302e;
  --dark-text: #faf9f5;
  --dark-muted: #b0aea5; /* Warm Silver */

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-whisper: 0 10px 36px rgba(0, 0, 0, 0.06);
  --shadow-ring: 0 0 0 1px var(--ring);

  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
    "Courier New", monospace;
  font-size: 0.95em;
}

.container {
  width: min(var(--container), calc(100% - 48px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: 12px;
  transform: translateY(-150%);
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text);
  text-decoration: none;
  box-shadow: var(--shadow-whisper);
  z-index: 1000;
}
.skip-link:focus {
  transform: translateY(0);
  outline: none;
  box-shadow: 0 0 0 3px rgba(56, 152, 236, 0.35), var(--shadow-whisper);
}

/* Topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 244, 237, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  min-width: 240px;
}
.brand__mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-ring);
  display: grid;
  place-items: center;
}
.brand__mark svg {
  width: 22px;
  height: 22px;
  fill: var(--brand);
}
.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand__name {
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
  letter-spacing: 0.2px;
  font-size: 16px;
}
.brand__sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav__toggle {
  display: none;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  box-shadow: var(--shadow-ring);
}
.nav__toggle:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(56, 152, 236, 0.35), var(--shadow-ring);
}
.nav__panel {
  display: flex;
  align-items: center;
  gap: 14px;
}
.nav__link {
  text-decoration: none;
  color: var(--muted);
  font-weight: 500;
  padding: 8px 10px;
  border-radius: 12px;
}
.nav__link:hover {
  color: var(--text);
  background: rgba(232, 230, 220, 0.6);
}

.topbar__cta {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 10px 14px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  box-shadow: var(--shadow-ring);
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease;
  user-select: none;
  white-space: nowrap;
}
.btn:active {
  transform: translateY(1px);
}
.btn--primary {
  background: var(--brand);
  color: var(--dark-text);
  border-color: rgba(0, 0, 0, 0.04);
  box-shadow: 0 0 0 1px rgba(201, 100, 66, 0.25);
}
.btn--primary:hover {
  background: #c45f3f;
}
.btn--secondary {
  background: var(--border-strong);
  color: #4d4c48;
  border-color: rgba(0, 0, 0, 0.04);
}
.btn--secondary:hover {
  background: #e3e1d6;
}
.btn--sm {
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 14px;
}
.btn--ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  box-shadow: none;
}
.btn--ghost:hover {
  background: rgba(250, 249, 245, 0.65);
  color: var(--text);
}

/* Hero */
.hero {
  padding: 78px 0 58px;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: 28px;
  align-items: start;
}
.kicker {
  margin: 0 0 12px;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.2px;
}
.hero__title {
  margin: 0;
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
  line-height: 1.12;
  font-size: clamp(34px, 4.8vw, 58px);
  letter-spacing: -0.2px;
}
.hero__title-accent {
  color: var(--brand);
}
.hero__lead {
  margin: 18px 0 0;
  font-size: 18px;
  color: var(--muted);
  max-width: 58ch;
}
.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}
.hero__meta {
  margin-top: 18px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(250, 249, 245, 0.8);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
  box-shadow: var(--shadow-ring);
}

.hero__card {
  position: relative;
}

/* Compact hero (downloads page) */
.hero--compact {
  padding: 58px 0 34px;
}
.hero__inner--single {
  grid-template-columns: 1fr;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(10px);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 560ms ease, transform 560ms ease;
}
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal.is-visible {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Sections */
.section {
  padding: 78px 0;
}
.section--alt {
  background: rgba(250, 249, 245, 0.35);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section__header {
  margin-bottom: 26px;
}
.section__title {
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
  line-height: 1.2;
  font-size: clamp(26px, 3vw, 40px);
  margin: 0;
}
.section__lead {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
  max-width: 75ch;
}

/* Cards & content blocks */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-whisper);
  padding: 22px;
}
.card__header {
  margin-bottom: 14px;
}
.card__title {
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
  margin: 0;
  font-size: 20px;
  line-height: 1.25;
}
.card__desc {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.card__footer {
  margin-top: 14px;
}

.muted {
  color: var(--muted2);
  font-size: 14px;
}

.link {
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}
.link:hover {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}
.link--muted {
  color: var(--muted2);
  font-weight: 600;
}

.list {
  margin: 0;
  padding-left: 18px;
  color: var(--text);
}
.list li {
  margin: 10px 0;
}
.list--compact li {
  margin: 8px 0;
}

.grid {
  display: grid;
  gap: 16px;
}
.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow-ring);
}
.feature--big {
  padding: 20px 20px 18px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-whisper);
}
.feature__icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(201, 100, 66, 0.12);
  border: 1px solid rgba(201, 100, 66, 0.22);
  color: var(--brand);
  font-weight: 800;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
  box-shadow: 0 0 0 1px rgba(201, 100, 66, 0.06);
}
.feature__title {
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
}
.feature__desc {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}

/* Chips */
.chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(232, 230, 220, 0.55);
  border: 1px solid var(--border-strong);
  color: #4d4c48;
  font-weight: 700;
  font-size: 13px;
}

/* Stats */
.stats {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.stat {
  background: rgba(250, 249, 245, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: var(--shadow-ring);
}
.stat__num {
  font-weight: 900;
  letter-spacing: 0.2px;
  font-size: 20px;
}
.stat__label {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

/* Industry */
.industry {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
  align-items: start;
}
.industry__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}
.industry__item {
  border: 1px solid var(--border);
  background: rgba(250, 249, 245, 0.8);
  color: var(--muted);
  border-radius: 16px;
  padding: 12px 10px;
  font-weight: 900;
  letter-spacing: 0.2px;
  cursor: pointer;
  box-shadow: var(--shadow-ring);
  transition: transform 140ms ease, background 140ms ease, color 140ms ease, border-color 140ms ease;
}
.industry__item:hover {
  transform: translateY(-1px);
  color: var(--text);
}
.industry__item[aria-selected="true"] {
  background: rgba(201, 100, 66, 0.12);
  border-color: rgba(201, 100, 66, 0.24);
  color: var(--brand);
}
.industry__panel {
  background: rgba(250, 249, 245, 0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 18px;
  box-shadow: var(--shadow-whisper);
  position: sticky;
  top: 84px;
}
.industry__title {
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: 22px;
  line-height: 1.25;
}
.industry__desc {
  margin-top: 10px;
  color: var(--muted);
  font-weight: 700;
  line-height: 1.7;
}

/* Timeline */
.timeline {
  display: grid;
  gap: 14px;
}
.timeline__item {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 14px;
  align-items: start;
}
.timeline__dot {
  width: 12px;
  height: 12px;
  margin-top: 8px;
  border-radius: 999px;
  background: var(--brand2);
  box-shadow: 0 0 0 3px rgba(201, 100, 66, 0.14);
}
.timeline__content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-ring);
}
.timeline__title {
  margin: 0;
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: 18px;
  line-height: 1.25;
}
.timeline__desc {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}

/* Callout */
.callout {
  margin-top: 18px;
  background: rgba(232, 230, 220, 0.45);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-ring);
}
.callout__title {
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.2px;
}
.callout__desc {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.callout--soft {
  background: rgba(250, 249, 245, 0.6);
  border-color: var(--border);
}

/* Mini demo (hero card) */
.mini-demo {
  margin-top: 8px;
}
.mini-demo__screen {
  border-radius: 18px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: rgba(250, 249, 245, 0.95);
  box-shadow: var(--shadow-whisper);
}
.mini-demo__top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  background: rgba(245, 244, 237, 0.65);
}
.mini-demo__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #e3e1d6;
  border: 1px solid rgba(0, 0, 0, 0.04);
}
.mini-demo__title {
  margin-left: auto;
  font-weight: 800;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.2px;
}
.mini-demo__body {
  padding: 12px;
}
.mini-demo__row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(250, 249, 245, 0.8);
  color: var(--muted);
  font-weight: 800;
  font-size: 13px;
  transition: background 200ms ease, color 200ms ease, border-color 200ms ease;
}
.pill--brand {
  background: rgba(201, 100, 66, 0.12);
  border-color: rgba(201, 100, 66, 0.22);
  color: var(--brand);
}
.pill.is-active {
  background: rgba(201, 100, 66, 0.16);
  border-color: rgba(201, 100, 66, 0.28);
  color: var(--brand);
}
.mini-demo__card {
  margin-top: 10px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: #ffffff;
  padding: 12px 12px;
  box-shadow: var(--shadow-ring);
  min-height: 92px;
}
.mini-demo__k {
  font-weight: 900;
  letter-spacing: 0.2px;
}
.mini-demo__v {
  margin-top: 6px;
  font-weight: 900;
  font-size: 22px;
  color: var(--brand);
}
.mini-demo__hint {
  margin-top: 6px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}
.mini-demo__toast {
  margin-top: 10px;
  height: 22px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}
.mini-demo__toast.is-on {
  color: var(--brand2);
}
.mini-demo__controls {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  align-items: center;
}

/* Flow (tabs + preview) */
.flow {
  display: grid;
  gap: 14px;
}
.flow__steps {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.flow__step {
  border: 1px solid var(--border-strong);
  background: rgba(250, 249, 245, 0.7);
  color: var(--muted);
  border-radius: 999px;
  padding: 10px 12px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--shadow-ring);
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}
.flow__step:hover {
  transform: translateY(-1px);
  color: var(--text);
}
.flow__step[aria-selected="true"] {
  background: rgba(201, 100, 66, 0.12);
  border-color: rgba(201, 100, 66, 0.24);
  color: var(--brand);
}
.flow__panel {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 16px;
  align-items: stretch;
}
.flow__screen {
  border-radius: 18px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: rgba(250, 249, 245, 0.95);
  box-shadow: var(--shadow-whisper);
}
.flow__screen-top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  background: rgba(245, 244, 237, 0.65);
}
.flow__dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #e3e1d6;
  border: 1px solid rgba(0, 0, 0, 0.04);
}
.flow__screen-title {
  margin-left: auto;
  font-weight: 900;
  color: var(--muted);
  font-size: 13px;
}
.flow__screen-body {
  padding: 16px;
  min-height: 170px;
  display: grid;
  align-content: start;
  gap: 8px;
}
.flow__big {
  font-weight: 900;
  letter-spacing: 0.2px;
  font-size: 22px;
}
.flow__small {
  color: var(--muted);
  font-weight: 700;
  font-size: 13px;
}
.flow__tag {
  margin-top: 6px;
  display: inline-flex;
  width: fit-content;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(232, 230, 220, 0.55);
  border: 1px solid var(--border-strong);
  color: #4d4c48;
  font-weight: 900;
  font-size: 13px;
}
.flow__text {
  background: rgba(250, 249, 245, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 18px;
  box-shadow: var(--shadow-ring);
}
.flow__h {
  margin: 0;
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
  font-size: 20px;
  line-height: 1.25;
}
.flow__p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
}
.flow__tips {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.tip {
  display: inline-flex;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(250, 249, 245, 0.75);
  color: var(--muted);
  font-weight: 900;
  font-size: 13px;
}

/* Download cards */
.dl-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow-whisper);
}
.dl-card--wide {
  padding: 18px 18px 16px;
}
.dl-card__top {
  display: flex;
  gap: 12px;
  align-items: center;
}
.dl-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(201, 100, 66, 0.12);
  border: 1px solid rgba(201, 100, 66, 0.22);
  color: var(--brand);
  font-weight: 900;
  letter-spacing: 0.2px;
}
.dl-card__title {
  font-weight: 900;
  letter-spacing: 0.2px;
  font-size: 16px;
}
.dl-card__meta {
  margin-top: 2px;
  color: var(--muted);
  font-weight: 700;
  font-size: 13px;
}
.dl-card__actions {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%) translateY(12px);
  opacity: 0;
  pointer-events: none;
  background: rgba(250, 249, 245, 0.95);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 10px 14px;
  box-shadow: var(--shadow-whisper);
  color: var(--text);
  font-weight: 900;
  letter-spacing: 0.2px;
  transition: opacity 200ms ease, transform 200ms ease;
  z-index: 1000;
}
.toast.is-on {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
}
.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 20, 19, 0.55);
}
.modal__panel {
  position: relative;
  width: min(560px, calc(100% - 28px));
  margin: 76px auto 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.24);
  overflow: hidden;
}
.modal__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: rgba(245, 244, 237, 0.65);
}
.modal__title {
  font-weight: 900;
  letter-spacing: 0.2px;
}
.modal__close {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(250, 249, 245, 0.9);
  cursor: pointer;
  font-weight: 900;
  color: var(--muted);
}
.modal__close:hover {
  color: var(--text);
}
.modal__body {
  padding: 14px;
}
.modal__actions {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.qr {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 14px;
  align-items: center;
}
.qr__fake {
  width: 140px;
  height: 140px;
  border-radius: 18px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: #ffffff;
  box-shadow: var(--shadow-ring);
  display: grid;
  place-items: center;
}
.qr__fake svg {
  width: 130px;
  height: 130px;
}
.qr__hint {
  color: var(--muted);
  font-weight: 700;
  font-size: 14px;
  line-height: 1.6;
}
.qr__link {
  margin-top: 10px;
  font-weight: 900;
  color: var(--brand);
  word-break: break-all;
}

/* Accordion (FAQ) */
.accordion {
  display: grid;
  gap: 10px;
}
.accordion__item {
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(48, 48, 46, 0.92);
  border-radius: 16px;
  overflow: hidden;
}
.accordion__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  text-align: left;
  padding: 14px 14px;
  color: var(--dark-text);
  background: transparent;
  border: none;
  cursor: pointer;
  font-weight: 900;
  letter-spacing: 0.2px;
}
.accordion__q::after {
  content: "+";
  font-weight: 900;
  color: var(--dark-muted);
}
.accordion__q[aria-expanded="true"]::after {
  content: "–";
}
.accordion__a {
  padding: 0 14px 14px;
  color: var(--dark-muted);
  font-weight: 600;
  line-height: 1.7;
}

/* Dark section */
.section--dark {
  background: var(--dark);
  color: var(--dark-text);
  border-top: 1px solid var(--dark-surface);
  border-bottom: 1px solid var(--dark-surface);
}
.section--dark .section__lead {
  color: var(--dark-muted);
}
.feature--dark {
  background: var(--dark-surface);
  border-color: rgba(255, 255, 255, 0.08);
}
.feature--dark .feature__desc {
  color: var(--dark-muted);
}
.section--dark .section__title,
.section--dark .feature__title {
  color: var(--dark-text);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 26px 0 34px;
}
.footer__inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.footer__brand {
  font-family: "Noto Serif SC", Georgia, "Times New Roman", serif;
  font-weight: 600;
}
.footer__meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}
.footer__right {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
}

/* Responsive */
@media (max-width: 980px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }
  .grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .stats {
    grid-template-columns: 1fr;
  }
  .flow__panel {
    grid-template-columns: 1fr;
  }
  .industry {
    grid-template-columns: 1fr;
  }
  .industry__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .industry__panel {
    position: static;
  }
  .qr {
    grid-template-columns: 1fr;
  }
  .qr__fake {
    width: 160px;
    height: 160px;
  }
}

@media (max-width: 720px) {
  .topbar__inner {
    padding: 12px 0;
  }
  .brand__sub {
    display: none;
  }
  .topbar__cta {
    display: none;
  }
  .nav__toggle {
    display: inline-flex;
  }
  .nav__panel {
    display: none;
    position: absolute;
    right: 24px;
    top: 64px;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: 16px;
    padding: 10px;
    box-shadow: var(--shadow-whisper);
    flex-direction: column;
    align-items: stretch;
    min-width: 180px;
  }
  .nav__panel[data-open="true"] {
    display: flex;
  }
  .nav__link {
    padding: 10px 12px;
  }
  .hero {
    padding-top: 54px;
  }
  .grid--3,
  .grid--2 {
    grid-template-columns: 1fr;
  }
}