/* ============================================
   바이낸스 한국어 - Global Stylesheet
   ============================================ */

:root {
  --bg: #0b0e11;
  --bg-elev: #1e2329;
  --bg-card: #181a20;
  --border: #2b3139;
  --text: #eaecef;
  --text-muted: #848e9c;
  --gold: #fcd535;
  --gold-deep: #f3ba2f;
  --green: #03a66d;
  --red: #f6465d;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  --container: 1140px;
  --transition: 200ms ease;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: "Noto Sans KR", "Pretendard", -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
}

img, svg { max-width: 100%; height: auto; display: block; }

a { color: var(--gold); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold-deep); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 14, 17, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: -0.3px;
}
.logo svg { width: 32px; height: 32px; }
.nav-links {
  display: flex;
  gap: 6px;
  list-style: none;
}
.nav-links a {
  color: var(--text);
  font-weight: 500;
  font-size: 15px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  background: var(--bg-elev);
  color: var(--gold);
}
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  padding: 14px 0;
  gap: 6px;
  color: var(--text-muted);
}
.breadcrumb li + li::before {
  content: "›";
  margin-right: 6px;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb [aria-current="page"] { color: var(--text); }

/* ===== Hero ===== */
.hero {
  padding: 80px 0 64px;
  text-align: center;
  background:
    radial-gradient(circle at 20% 0%, rgba(252, 213, 53, 0.10), transparent 50%),
    radial-gradient(circle at 80% 100%, rgba(252, 213, 53, 0.06), transparent 50%);
}
.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 20px;
}
.hero h1 .accent { color: var(--gold); }
.hero .lead {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-muted);
  max-width: 760px;
  margin: 0 auto 32px;
}
.hero-cta {
  display: inline-flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), color var(--transition);
}
.btn-primary { background: var(--gold); color: #0b0e11; }
.btn-primary:hover { background: var(--gold-deep); color: #0b0e11; transform: translateY(-1px); }
.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg-elev); color: var(--gold); }

/* ===== Section ===== */
section.section { padding: 72px 0; border-top: 1px solid var(--border); }
.section-head { text-align: center; margin-bottom: 48px; }
.section-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(252, 213, 53, 0.10);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-head h2 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}
.section-head p {
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
  font-size: 16px;
}

/* ===== Step Cards (with image) — 1 row per step ===== */
.steps {
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr; /* 항상 1열 (1줄에 1개) */
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr; /* 모바일: 이미지 위 + 본문 아래 */
  transition: transform var(--transition), border-color var(--transition);
}
@media (min-width: 720px) {
  .step-card {
    grid-template-columns: minmax(280px, 44%) 1fr; /* 데스크탑: 이미지 좌측, 본문 우측 */
  }
}
.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
}

/* Image area */
.step-image {
  position: relative;
  aspect-ratio: 16 / 10;
  background:
    radial-gradient(circle at 50% 50%, #14181f 0%, #0a0c10 100%);
  overflow: hidden;
  cursor: zoom-in;
  border-bottom: 1px solid var(--border);
  padding: 14px;
}
@media (min-width: 720px) {
  .step-image {
    aspect-ratio: auto;
    height: 100%;
    min-height: 320px;
    border-bottom: none;
    border-right: 1px solid var(--border);
    padding: 22px;
  }
}
.step-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;       /* 잘리지 않고 전체 표시 */
  object-position: center;
  display: block;
  border-radius: 6px;
  transition: transform 400ms ease;
}
.step-card:hover .step-image img { transform: scale(1.03); }

.step-image .step-num {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
.step-image .zoom-hint {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(11,14,17,0.78);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  pointer-events: none;
  display: flex;
  align-items: center;
  gap: 4px;
  backdrop-filter: blur(4px);
}

/* Body */
.step-body {
  padding: 26px 28px 28px;
  display: flex;
  flex-direction: column;
}
@media (min-width: 720px) {
  .step-body { padding: 36px 40px; justify-content: center; }
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--gold);
  color: #0b0e11;
  font-weight: 900;
  font-size: 17px;
}
.step-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin: 8px 0 10px;
  letter-spacing: -0.3px;
}
.step-card h4 {
  font-size: 15px;
  font-weight: 700;
  margin: 14px 0 6px;
  color: var(--gold);
}
.step-card p, .step-card li {
  color: var(--text-muted);
  font-size: 15px;
}
.step-card ul, .step-card ol {
  padding-left: 20px;
  margin-top: 8px;
}
.step-card li { margin-bottom: 4px; }
.step-card .step-cta {
  margin-top: 16px;
}

/* ===== Text-only step card (이미지 없는 단계) ===== */
.step-card.text-only {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  padding: 30px 32px;
  grid-template-columns: none;
}
.step-card.text-only .step-num {
  width: 56px;
  height: 56px;
  font-size: 22px;
  flex-shrink: 0;
}
.step-card.text-only .step-body {
  padding: 0;
  flex: 1;
}
.step-card.text-only h3 { margin-top: 0; }
@media (max-width: 600px) {
  .step-card.text-only {
    flex-direction: column;
    gap: 14px;
    padding: 24px 22px;
  }
  .step-card.text-only .step-num {
    width: 48px; height: 48px; font-size: 19px;
  }
}

/* ===== Info / FAQ Cards ===== */
.info-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .info-grid.cols-2 { grid-template-columns: 1fr 1fr; }
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.info-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--gold);
  letter-spacing: -0.3px;
}
.info-card h4 {
  font-size: 16px;
  font-weight: 700;
  margin: 18px 0 8px;
}
.info-card h5 {
  font-size: 14px;
  font-weight: 700;
  margin: 14px 0 6px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.info-card p, .info-card li {
  color: var(--text);
  font-size: 15px;
}
.info-card ul, .info-card ol { padding-left: 20px; margin-top: 6px; }
.info-card li { margin-bottom: 6px; }

/* ===== Callouts ===== */
.callout {
  border-left: 4px solid var(--gold);
  background: rgba(252, 213, 53, 0.06);
  padding: 18px 22px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 24px 0;
}
.callout.warn { border-left-color: var(--red); background: rgba(246, 70, 93, 0.06); }
.callout.ok { border-left-color: var(--green); background: rgba(3, 166, 109, 0.06); }
.callout strong { color: var(--gold); }
.callout.warn strong { color: var(--red); }
.callout.ok strong { color: var(--green); }

/* ===== Prompt copy box ===== */
.prompt-box {
  background: #0a0c10;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-top: 12px;
  position: relative;
}
.prompt-box pre {
  font-family: "JetBrains Mono", "Consolas", "Menlo", monospace;
  font-size: 14px;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.6;
}
.copy-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--gold);
  color: #0b0e11;
  border: none;
  padding: 8px 14px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: background var(--transition);
}
.copy-btn:hover { background: var(--gold-deep); }
.copy-btn.copied { background: var(--green); color: #fff; }

/* ===== Table ===== */
.table-wrap { overflow-x: auto; margin: 16px 0; }
table.info-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.info-table th, .info-table td {
  text-align: left;
  padding: 12px 14px;
  border: 1px solid var(--border);
}
.info-table th {
  background: var(--bg-elev);
  color: var(--gold);
  font-weight: 700;
}
.info-table tr:nth-child(even) td { background: rgba(255,255,255,0.015); }

/* ===== Footer ===== */
.site-footer {
  background: #07090b;
  border-top: 1px solid var(--border);
  padding: 48px 0 110px; /* 하단 고정 CTA 높이만큼 여유 */
  margin-top: 40px;
  font-size: 14px;
  color: var(--text-muted);
}
.footer-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}
.footer-grid h5 {
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 8px; }
.footer-grid a { color: var(--text-muted); }
.footer-grid a:hover { color: var(--gold); }
.footer-bottom {
  text-align: center;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 13px;
}
.disclaimer {
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.6;
  color: #5a6470;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Mobile Nav ===== */
@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-links {
    position: absolute;
    top: 68px;
    left: 0; right: 0;
    flex-direction: column;
    background: var(--bg-elev);
    border-bottom: 1px solid var(--border);
    padding: 12px;
    gap: 4px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a {
    display: block;
    padding: 12px 16px;
  }
  .hero { padding: 56px 0 40px; }
  section.section { padding: 56px 0; }
}

/* ===== Skip link (a11y) ===== */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--gold);
  color: #0b0e11;
  padding: 10px 16px;
  font-weight: 700;
  z-index: 1000;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ===== Anchor offset for sticky header ===== */
:target { scroll-margin-top: 90px; }

/* ===== Source attribution line ===== */
.source-note {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin: -28px 0 32px;
  padding: 0 16px;
}
.source-note a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.source-note a:hover { color: var(--gold-deep); }

/* ============================================
   Referral / Promo Components
   ============================================ */

/* Top slim promo bar */
.promo-bar {
  background: linear-gradient(90deg, #f3ba2f 0%, #fcd535 100%);
  color: #0b0e11;
  font-weight: 600;
  font-size: 14px;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}
.promo-bar .promo-content {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  justify-content: center;
  padding: 10px 0;
  text-align: center;
}
.promo-bar .ref-code {
  background: #0b0e11;
  color: var(--gold);
  font-family: "JetBrains Mono", "Consolas", monospace;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 14px;
}
.promo-bar .ref-btn {
  background: #0b0e11;
  color: #fcd535;
  border: none;
  padding: 6px 14px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: background var(--transition);
}
.promo-bar .ref-btn:hover { background: #1e2329; }

/* Inline / Bottom referral CTA card */
.ref-cta {
  background: linear-gradient(135deg, rgba(252,213,53,0.12) 0%, rgba(252,213,53,0.02) 100%);
  border: 1px solid rgba(252,213,53,0.35);
  border-radius: var(--radius);
  padding: 28px;
  margin: 24px 0;
  display: grid;
  gap: 18px;
  align-items: center;
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .ref-cta { grid-template-columns: 1fr auto; padding: 32px 36px; }
}
.ref-cta-text h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--gold);
  margin-bottom: 8px;
  letter-spacing: -0.3px;
}
.ref-cta-text p {
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
}
.ref-cta-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}
.ref-code-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #0b0e11;
  border: 1px dashed var(--gold);
  color: var(--gold);
  font-family: "JetBrains Mono", "Consolas", monospace;
  font-weight: 800;
  font-size: 16px;
  letter-spacing: 1.5px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
}
.ref-code-pill::before {
  content: "🎁";
  font-family: "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
}

.ref-btn-lg {
  background: var(--gold);
  color: #0b0e11;
  border: none;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-weight: 800;
  font-size: 15px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background var(--transition), transform var(--transition);
}
.ref-btn-lg:hover {
  background: var(--gold-deep);
  transform: translateY(-1px);
}
.ref-btn-lg.copied { background: var(--green); color: #fff; }

/* Bottom CTA (full-width, big) */
.bottom-cta {
  background:
    radial-gradient(circle at 80% 0%, rgba(252,213,53,0.18), transparent 55%),
    linear-gradient(180deg, #1a1d23 0%, #0b0e11 100%);
  border-top: 1px solid var(--border);
  padding: 80px 0;
  text-align: center;
}
.bottom-cta h2 {
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 900;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
  color: #fff;
}
.bottom-cta p {
  color: var(--text-muted);
  font-size: 17px;
  max-width: 640px;
  margin: 0 auto 28px;
}
.bottom-cta .ref-cta-actions { justify-content: center; }

/* ============================================
   FAQ Accordion (<details>)
   ============================================ */
.faq-list { display: grid; gap: 14px; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item[open] { border-color: var(--gold); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 26px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  color: var(--gold);
  font-size: 26px;
  font-weight: 700;
  transition: transform 250ms ease;
  line-height: 1;
}
.faq-item[open] summary::after { content: "−"; }
.faq-answer {
  padding: 0 26px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.75;
}
.faq-answer strong { color: var(--gold); }
.faq-answer ul, .faq-answer ol { padding-left: 22px; margin-top: 8px; }

/* ============================================
   Lightbox
   ============================================ */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 24px;
  cursor: zoom-out;
  animation: fadein 180ms ease;
}
.lightbox.open { display: flex; }
.lightbox-inner {
  position: relative;
  max-width: 100%;
  max-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.lightbox img {
  max-width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.6);
}
.lightbox-caption {
  color: #eaecef;
  font-size: 14px;
  text-align: center;
  max-width: 600px;
}
.lightbox-close {
  position: fixed;
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  color: #fff;
  font-size: 22px;
  font-weight: 300;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.lightbox-close:hover { background: rgba(255,255,255,0.2); }
@keyframes fadein { from { opacity: 0; } to { opacity: 1; } }
body.lb-open { overflow: hidden; }

/* ============================================
   Sticky Bottom CTA (모바일·데스크탑 공통, 항상 고정)
   ============================================ */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background: linear-gradient(90deg, #f3ba2f 0%, #fcd535 100%);
  border-top: 2px solid #0b0e11;
  box-shadow: 0 -8px 24px rgba(0,0,0,0.5);
  padding: 12px 0;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
}
.sticky-cta .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.sticky-cta-text {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #0b0e11;
  font-weight: 700;
  font-size: 14px;
  flex: 1;
  min-width: 0;
}
.sticky-cta-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sticky-cta .ref-code {
  background: #0b0e11;
  color: var(--gold);
  font-family: "JetBrains Mono", "Consolas", monospace;
  font-weight: 800;
  letter-spacing: 1.2px;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 14px;
  flex-shrink: 0;
}
.sticky-cta .ref-btn {
  background: #0b0e11;
  color: var(--gold);
  border: none;
  padding: 11px 18px;
  border-radius: 8px;
  font-weight: 800;
  font-size: 14px;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition), transform var(--transition);
  flex-shrink: 0;
}
.sticky-cta .ref-btn:hover {
  background: #1e2329;
  transform: translateY(-1px);
}
.sticky-cta .ref-btn.copied { background: #03a66d; color: #fff; }

/* 모바일 콤팩트 */
@media (max-width: 600px) {
  .sticky-cta { padding: 10px 0; padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px)); }
  .sticky-cta .container { gap: 8px; padding: 0 14px; }
  .sticky-cta-label { display: none; }
  .sticky-cta .ref-code { font-size: 13px; padding: 5px 10px; letter-spacing: 1px; }
  .sticky-cta .ref-btn { padding: 9px 12px; font-size: 13px; }
}
@media (max-width: 380px) {
  .sticky-cta .ref-btn { padding: 9px 10px; font-size: 12px; }
  .sticky-cta .ref-code { font-size: 12px; padding: 4px 8px; }
}

/* ============================================
   Mobile Refinements
   ============================================ */
@media (max-width: 640px) {
  .hero { padding: 48px 0 32px; }
  .hero h1 { font-size: 30px; }
  .hero .lead { font-size: 15px; }
  .hero-cta { flex-direction: column; width: 100%; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  section.section { padding: 48px 0; }
  .step-card h3 { font-size: 17px; }
  .step-card p, .step-card li { font-size: 14px; }
  .ref-cta { padding: 22px 18px; }
  .ref-cta-text h3 { font-size: 19px; }
  .ref-cta-actions { width: 100%; flex-direction: column; align-items: stretch; }
  .ref-cta-actions .ref-code-pill,
  .ref-cta-actions .ref-btn-lg { justify-content: center; width: 100%; text-align: center; }
  .bottom-cta { padding: 56px 0; }
  .promo-bar .promo-content { font-size: 13px; }
  .promo-bar .ref-btn { padding: 6px 10px; font-size: 12px; }
  .faq-item summary { padding: 18px 18px; font-size: 15px; }
  .faq-answer { padding: 0 18px 18px; font-size: 14px; }
  .info-card { padding: 22px 18px; }
  .info-table th, .info-table td { padding: 10px 8px; font-size: 13px; }
  .lightbox { padding: 12px; }
  .lightbox img { max-height: 70vh; }
}