:root {
  --bg: #f5efe2;
  --bg-strong: #efe4d1;
  --surface: rgba(255, 251, 245, 0.8);
  --surface-strong: #fffaf2;
  --line: rgba(58, 37, 22, 0.12);
  --text: #22160d;
  --text-soft: #5f4b3d;
  --accent: #d85a2d;
  --accent-deep: #a93919;
  --accent-ink: #fff5ef;
  --shadow: 0 24px 60px rgba(98, 56, 23, 0.14);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(233, 123, 59, 0.2), transparent 26%),
    radial-gradient(circle at 80% 10%, rgba(255, 207, 102, 0.34), transparent 22%),
    linear-gradient(180deg, #f8f3e8 0%, #f5efe2 48%, #f1e5d1 100%);
  color: var(--text);
  font-family: "Noto Sans SC", sans-serif;
  line-height: 1.6;
}

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

button,
a,
input,
textarea,
select {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid rgba(216, 90, 45, 0.35);
  outline-offset: 4px;
}

.page-shell {
  position: relative;
  overflow: clip;
}

.ambient {
  position: absolute;
  z-index: 0;
  width: 28rem;
  height: 28rem;
  border-radius: 999px;
  filter: blur(24px);
  opacity: 0.6;
  pointer-events: none;
}

.ambient-left {
  top: 10rem;
  left: -10rem;
  background: rgba(216, 90, 45, 0.14);
}

.ambient-right {
  top: 40rem;
  right: -9rem;
  background: rgba(253, 181, 69, 0.18);
}

.site-header,
.section,
.site-footer {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  justify-content: flex-end;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, #1b140e 0%, #6d2b16 100%);
  color: #fff8f0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  box-shadow: var(--shadow);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy span {
  color: var(--text-soft);
  font-size: 0.84rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  padding: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 249, 239, 0.7);
  backdrop-filter: blur(18px);
}

.nav-divider {
  width: 1px;
  height: 1.8rem;
  margin: 0 0.1rem;
  background: rgba(58, 37, 22, 0.12);
}

.site-nav a {
  padding: 0.7rem 1rem;
  border-radius: 999px;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.72);
}

.site-nav .nav-download {
  background: var(--text);
  color: #fff8f0;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.18rem;
  border: 1px solid rgba(58, 37, 22, 0.06);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.46);
}

.lang-button {
  all: unset;
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.1rem;
  min-width: 2.95rem;
  padding: 0.45rem 0.72rem;
  border-radius: 999px;
  background: transparent;
  color: var(--text-soft);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1;
  box-shadow: none;
  cursor: pointer;
  text-decoration: none;
  transition:
    background-color 180ms ease,
    color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.lang-button:hover,
.lang-button:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.72);
}

.lang-button.is-active {
  background: linear-gradient(135deg, #20150f 0%, #4d2d1c 100%);
  color: #fff8f0;
  box-shadow: 0 6px 14px rgba(34, 22, 13, 0.14);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 2rem;
  align-items: center;
  padding: 4.5rem 0 3rem;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--accent-deep);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.cta h2 {
  margin: 0;
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.hero h1 {
  max-width: 10ch;
  font-size: clamp(3.2rem, 8vw, 6.5rem);
}

.hero-text {
  max-width: 37rem;
  margin: 1.4rem 0 0;
  color: var(--text-soft);
  font-size: 1.08rem;
}

kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.1rem;
  padding: 0.2rem 0.5rem;
  border: 1px solid rgba(34, 22, 13, 0.14);
  border-bottom-width: 3px;
  border-radius: 0.65rem;
  background: rgba(255, 250, 242, 0.9);
  box-shadow: 0 6px 18px rgba(59, 36, 18, 0.08);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.95em;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.95rem 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease,
    color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #f0793e 100%);
  color: var(--accent-ink);
  box-shadow: 0 16px 30px rgba(216, 90, 45, 0.22);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow: 0 22px 36px rgba(216, 90, 45, 0.3);
}

.button-secondary {
  border-color: rgba(34, 22, 13, 0.12);
  background: rgba(255, 251, 245, 0.72);
  color: var(--text);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

.hero-meta li {
  padding: 0.62rem 0.95rem;
  border: 1px solid rgba(34, 22, 13, 0.1);
  border-radius: 999px;
  background: rgba(255, 249, 240, 0.68);
  color: var(--text-soft);
  font-size: 0.94rem;
}

.hero-card,
.stats article,
.feature-card,
.cta,
.faq-item {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 1rem;
  border-radius: var(--radius-xl);
}

.window-chrome {
  display: flex;
  gap: 0.45rem;
  padding: 0.25rem 0 0.85rem;
}

.window-chrome span {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 999px;
}

.window-chrome span:nth-child(1) {
  background: #ff6b57;
}

.window-chrome span:nth-child(2) {
  background: #febc2e;
}

.window-chrome span:nth-child(3) {
  background: #28c840;
}

.capture-stage {
  padding: 1rem;
  border-radius: calc(var(--radius-xl) - 0.5rem);
  background:
    linear-gradient(180deg, rgba(34, 22, 13, 0.04), rgba(34, 22, 13, 0.08)),
    linear-gradient(135deg, #f9c787, #f4a76f 55%, #ec784a);
}

.menu-prompt {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  background: rgba(255, 248, 241, 0.7);
  color: rgba(34, 22, 13, 0.72);
  font-size: 0.9rem;
}

.prompt-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 8px rgba(216, 90, 45, 0.12);
}

.capture-area {
  position: relative;
  min-height: 26rem;
  margin-top: 1.1rem;
  border-radius: 1.7rem;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(27, 20, 14, 0.14), rgba(27, 20, 14, 0.2)),
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.18), transparent 35%);
}

.selection-box {
  position: absolute;
  inset: 18% 14% 28% 10%;
  border: 2px solid rgba(255, 248, 241, 0.94);
  border-radius: 1.4rem;
  background: rgba(255, 249, 240, 0.1);
  box-shadow:
    0 0 0 999px rgba(34, 22, 13, 0.26),
    inset 0 0 0 1px rgba(255, 249, 240, 0.18);
}

.measure {
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: inline-flex;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: rgba(34, 22, 13, 0.78);
  color: #fff8f0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.82rem;
}

.toolbar {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  display: flex;
  gap: 0.65rem;
  padding: 0.7rem;
  border: 1px solid rgba(255, 248, 241, 0.18);
  border-radius: 999px;
  background: rgba(32, 22, 15, 0.72);
  backdrop-filter: blur(14px);
}

.toolbar button {
  min-height: 2.6rem;
  padding: 0.75rem 1rem;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 248, 241, 0.12);
  color: #fff3eb;
  font-weight: 700;
}

.toolbar .toolbar-primary {
  background: linear-gradient(135deg, #f07d40, #d8572f);
}

.card-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0.3rem 0;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.section {
  padding: 1.3rem 0 5.5rem;
}

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

.stats article {
  padding: 1.4rem;
  border-radius: var(--radius-lg);
}

.stats strong {
  display: block;
  margin-bottom: 0.9rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 2rem;
}

.section-heading {
  max-width: 42rem;
  margin-bottom: 1.8rem;
}

.section-heading h2,
.cta h2 {
  font-size: clamp(2.3rem, 5vw, 4.2rem);
}

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

.feature-card,
.support-card,
.faq-item {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}

.feature-index {
  display: inline-flex;
  margin-bottom: 1rem;
  color: var(--accent-deep);
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.feature-card h3,
.step h3,
.faq-item h3 {
  margin: 0 0 0.55rem;
  font-size: 1.24rem;
}

.feature-card p,
.step p,
.faq-item p,
.stats p,
.cta p {
  margin: 0;
  color: var(--text-soft);
}

.steps {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.step {
  display: grid;
  grid-template-columns: 4.4rem minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding: 1.25rem 0;
  border-top: 1px solid rgba(34, 22, 13, 0.12);
}

.step:first-child {
  border-top: 0;
}

.step span {
  display: grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  border-radius: 1.2rem;
  background: linear-gradient(135deg, #fff9f1, #f6d4b4);
  color: var(--accent-deep);
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(98, 56, 23, 0.1);
}

.cta {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 2rem;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(255, 247, 236, 0.9), rgba(255, 236, 218, 0.8)),
    linear-gradient(135deg, rgba(216, 90, 45, 0.06), rgba(255, 198, 111, 0.06));
}

.cta-actions p {
  color: var(--text-soft);
  font-size: 0.94rem;
}

.support-card {
  display: grid;
  grid-template-columns: 220px minmax(0, 0.8fr) minmax(320px, 1fr);
  gap: 1.25rem;
  align-items: center;
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.support-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
}

.support-qr-image {
  width: 100%;
  max-width: 180px;
  height: auto;
  padding: 0.75rem;
  border-radius: 1.4rem;
  border: 1px solid rgba(58, 37, 22, 0.1);
  background: rgba(255, 251, 245, 0.92);
  box-shadow: 0 16px 30px rgba(98, 56, 23, 0.08);
}

.support-qr-caption {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.9rem;
  text-align: center;
}

.support-network {
  margin: 0 0 0.6rem;
  color: var(--accent-deep);
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  font-size: 1rem;
  font-weight: 700;
}

.support-text,
.support-label {
  color: var(--text-soft);
}

.support-text {
  margin: 0;
}

.support-label {
  display: inline-block;
  margin-bottom: 0.65rem;
  font-size: 0.92rem;
  font-weight: 700;
}

.support-address-wrap {
  min-width: 0;
}

.support-address-box {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem;
  border: 1px solid rgba(58, 37, 22, 0.12);
  border-radius: 1.2rem;
  background: rgba(255, 251, 245, 0.82);
}

.support-address {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--text);
  font-family: "Space Grotesk", monospace;
  font-size: 0.98rem;
}

.support-copy-button {
  flex-shrink: 0;
}

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

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 0 2.2rem;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.site-footer a {
  color: var(--accent-deep);
  font-weight: 700;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 500ms ease,
    transform 500ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .button,
  .reveal {
    transition: none;
  }

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

@media (max-width: 1080px) {
  .hero,
  .cta,
  .support-card,
  .faq-list,
  .stats,
  .grid {
    grid-template-columns: 1fr;
  }

  .support-qr {
    align-items: flex-start;
  }

  .support-qr-caption {
    text-align: left;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero h1 {
    max-width: 12ch;
  }

  .cta {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 820px) {
  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .header-actions {
    width: 100%;
  }

  .site-nav {
    justify-content: space-between;
    overflow-x: auto;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 2rem;
  }

  .hero-card {
    order: -1;
  }

  .capture-area {
    min-height: 21rem;
  }
}

@media (max-width: 640px) {
  .site-header,
  .section,
  .site-footer {
    width: min(calc(100% - 1.2rem), var(--container));
  }

  .site-nav a {
    padding-inline: 0.8rem;
    white-space: nowrap;
  }

  .site-nav {
    gap: 0.3rem;
  }

  .nav-divider {
    display: none;
  }

  .hero h1 {
    font-size: clamp(2.7rem, 14vw, 4.2rem);
  }

  .hero-text {
    font-size: 1rem;
  }

  .step {
    grid-template-columns: 1fr;
  }

  .step span {
    width: 3.5rem;
    height: 3.5rem;
  }

  .toolbar {
    left: 1rem;
    right: 1rem;
    justify-content: space-between;
  }

  .support-address-box {
    flex-direction: column;
    align-items: stretch;
  }

  .card-footer,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}