:root {
  --guide-ink: #292522;
  --guide-muted: #746d68;
  --guide-line: #e8e0dc;
  --guide-soft: #f8f5f3;
  --guide-rose: #f7ebe8;
  --guide-rose-deep: #b27b6d;
  --guide-green: #247a58;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body.return-mobile-guide-body {
  margin: 0;
  color: var(--guide-ink);
  background: #efecea;
  font-family: Arial, "Noto Sans KR", sans-serif;
  word-break: keep-all;
}

.return-mobile-guide {
  width: min(100%, 430px);
  min-height: 100vh;
  margin: 0 auto;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 0 40px rgba(48, 39, 35, 0.08);
}

.guide-topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 62px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--guide-line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
}

.guide-brand {
  color: #171513;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.guide-top-label {
  border: 1px solid var(--guide-line);
  border-radius: 999px;
  padding: 7px 11px;
  color: #5d5550;
  background: var(--guide-soft);
  font-size: 11px;
  font-weight: 800;
}

.guide-hero {
  padding: 44px 22px 30px;
  background:
    radial-gradient(circle at 92% 5%, rgba(197, 150, 137, 0.18), transparent 34%),
    linear-gradient(180deg, #fff 0%, #faf7f5 100%);
}

.guide-eyebrow,
.guide-step-head p {
  margin: 0;
  color: var(--guide-rose-deep);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.guide-hero h1 {
  margin: 10px 0 14px;
  font-size: clamp(32px, 10vw, 42px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.06em;
}

.guide-lead {
  margin: 0 0 22px;
  color: var(--guide-muted);
  font-size: 16px;
  line-height: 1.75;
}

.guide-link-help {
  margin: 12px 2px 0;
  color: var(--guide-muted);
  font-size: 12px;
  line-height: 1.6;
}

.guide-prepare,
.guide-admin-entry,
.guide-troubleshooting {
  margin: 18px;
  border: 1px solid var(--guide-line);
  border-radius: 14px;
  background: #fff;
}

.guide-prepare h2,
.guide-admin-entry h2,
.guide-troubleshooting h2,
.guide-final-cta h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.guide-check-list {
  display: grid;
  gap: 13px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.guide-check-list li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 8px;
  color: #514b47;
  font-size: 14px;
  line-height: 1.55;
}

.guide-check-list span {
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 50%;
  background: #e8f4ee;
  color: var(--guide-green);
  font-size: 12px;
  font-weight: 900;
}

.guide-jump-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 8px 18px 20px;
  scrollbar-width: none;
}

.guide-jump-nav::-webkit-scrollbar {
  display: none;
}

.guide-jump-nav a {
  flex: 0 0 auto;
  border: 1px solid var(--guide-line);
  border-radius: 999px;
  padding: 9px 13px;
  color: #5d5550;
  background: #fff;
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.guide-step {
  padding: 40px 18px;
  border-top: 10px solid var(--guide-soft);
}

.guide-step-head {
  display: grid;
  grid-template-columns: 44px 1fr;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}

.guide-step-number {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--guide-ink);
  font-size: 18px;
  font-weight: 900;
}

.guide-step-head h2 {
  margin: 3px 0 0;
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.05em;
}

.guide-phone-shot,
.guide-form-shot,
.guide-status-shot {
  margin: 0 0 22px;
}

.guide-phone-shot img,
.guide-status-shot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--guide-line);
  border-radius: 14px;
  background: #fff;
}

.guide-phone-shot img {
  max-width: 350px;
  margin: 0 auto;
}

.guide-phone-shot.is-tall img {
  max-width: 390px;
}

figcaption {
  margin-top: 10px;
  color: var(--guide-muted);
  font-size: 11px;
  line-height: 1.6;
  text-align: center;
}

.guide-actions {
  display: grid;
  gap: 18px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.guide-actions li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
}

.guide-actions li > span {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 9px;
  color: #7d5b52;
  background: var(--guide-rose);
  font-size: 13px;
  font-weight: 900;
}

.guide-actions strong {
  display: block;
  margin: 2px 0 5px;
  font-size: 15px;
}

.guide-actions p {
  margin: 0;
  color: var(--guide-muted);
  font-size: 13px;
  line-height: 1.68;
}

.guide-tap-order {
  display: flex;
  align-items: center;
  gap: 5px;
  overflow-x: auto;
  margin-bottom: 16px;
  border-radius: 12px;
  padding: 13px 12px;
  background: var(--guide-soft);
  white-space: nowrap;
}

.guide-tap-order span {
  font-size: 11px;
  font-weight: 800;
}

.guide-tap-order i {
  color: #ac9f98;
  font-style: normal;
}

.guide-help-box,
.guide-troubleshooting details {
  border-top: 1px solid var(--guide-line);
}

.guide-help-box {
  border: 1px solid var(--guide-line);
  border-radius: 12px;
  padding: 0 14px;
  background: #fff;
}

.guide-help-box summary,
.guide-troubleshooting summary {
  padding: 15px 0;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.guide-help-box p,
.guide-troubleshooting details p {
  margin: 0;
  padding: 0 0 16px;
  color: var(--guide-muted);
  font-size: 13px;
  line-height: 1.7;
}