/* Invite Friends — orange/peach UI matching product reference */
:root {
  --ref-orange: #ff7a3d;
  --ref-orange-deep: #ff4d1a;
  --ref-orange-soft: #ffe8d6;
  --ref-pink: #ff5e8e;
  --ref-pink-soft: #ffe0ea;
  --ref-ink: #2b2430;
  --ref-muted: #9a8a7a;
  --ref-cream: #fff4ea;
  --ref-card: #ffffff;
  --ref-line: #f3d9c4;
  --ref-radius: 18px;
}

html.social-app body.ref-page,
body.ref-page {
  margin: 0 !important;
  min-height: 100% !important;
  background:
    radial-gradient(120% 60% at 50% -10%, #ffb05a 0%, #ff8a3d 38%, #fff1e4 70%, #f7ebe0 100%) !important;
  color: var(--ref-ink) !important;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  padding-bottom: calc(96px + env(safe-area-inset-bottom, 0px)) !important;
}

.ref-shell {
  position: relative;
  z-index: 2;
  max-width: 480px;
  margin: 0 auto;
  padding: 8px 14px 28px;
}

.ref-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  padding-top: env(safe-area-inset-top, 0px);
}

.ref-topbar-spacer { flex: 1; }

.ref-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.35);
  color: #fff;
  display: grid;
  place-items: center;
  text-decoration: none;
  cursor: pointer;
  font-size: 15px;
  backdrop-filter: blur(6px);
}

/* Help "?" must stay readable on the peach hero (white-on-peach was invisible) */
.ref-icon-btn--light,
#refHelpBtn {
  background: #ffffff !important;
  border: 2px solid #ff6a2b !important;
  color: #ff4d1a !important;
  box-shadow: 0 3px 10px rgba(255, 77, 26, 0.28);
  font-size: 17px;
  font-weight: 900;
}

.ref-icon-btn--light:active,
#refHelpBtn:active {
  transform: scale(0.96);
  background: #fff4ea !important;
}

#refHelpBtn i {
  color: #ff4d1a !important;
  -webkit-text-stroke: 0;
  font-weight: 900;
  line-height: 1;
}

.ref-ticker {
  margin: 0 0 12px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff !important;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ref-hero-card {
  position: relative;
  background: #fff;
  border-radius: 22px;
  border: 2px solid #ffb07a;
  box-shadow: 0 12px 28px rgba(255, 90, 40, 0.18);
  padding: 18px 16px 14px;
  text-align: center;
  margin-bottom: 12px;
  overflow: hidden;
}

.ref-hero-art {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 6px;
  height: 64px;
  margin-bottom: 6px;
  font-size: 28px;
  filter: drop-shadow(0 6px 10px rgba(255, 140, 40, 0.35));
}

.ref-art-coin--1 { transform: translateY(6px) rotate(-12deg); font-size: 22px; }
.ref-art-coin--2 { transform: translateY(8px) rotate(10deg); font-size: 20px; }
.ref-art-gift { font-size: 34px; }
.ref-art-box { font-size: 26px; transform: translateY(4px); }

.ref-hero-kicker {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: #4a3f38;
}

.ref-hero-title {
  margin: 6px 0 4px;
  font-size: 22px;
  font-weight: 800;
  color: #2b2430;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.ref-hero-title em {
  font-style: normal;
  color: #ff4d6d;
  font-size: 28px;
  font-weight: 900;
}

.ref-wreath {
  font-size: 14px;
  opacity: 0.85;
  filter: sepia(1) saturate(3) hue-rotate(5deg);
}

.ref-hero-sub {
  margin: 0 0 14px;
  font-size: 12px;
  color: var(--ref-muted);
}

.ref-invite-now {
  width: 100%;
  max-width: 320px;
  border: none;
  border-radius: 999px;
  padding: 14px 20px;
  font-size: 17px;
  font-weight: 800;
  color: #fff !important;
  cursor: pointer;
  background: linear-gradient(180deg, #ff9a4a 0%, #ff6a2b 55%, #ff4d1a 100%) !important;
  box-shadow: 0 8px 0 #d63a0a, 0 12px 20px rgba(255, 90, 30, 0.35);
}

.ref-invite-now:active {
  transform: translateY(3px);
  box-shadow: 0 5px 0 #d63a0a, 0 8px 14px rgba(255, 90, 30, 0.3);
}

.ref-my-id {
  margin: 14px auto 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: #ffe4ef;
  color: #ff4d6d;
  font-size: 13px;
  font-weight: 600;
}

.ref-my-id strong { font-weight: 800; letter-spacing: 0.02em; }

.ref-copy-id {
  border: none;
  background: transparent;
  color: #ff4d6d;
  cursor: pointer;
  padding: 2px;
  font-size: 13px;
}

.ref-code-hint {
  margin: 8px 0 0;
  font-size: 11px;
  color: var(--ref-muted);
}

.ref-code-hint strong {
  color: var(--ref-orange-deep);
  letter-spacing: 0.08em;
}

.ref-promo-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 16px;
  margin-bottom: 14px;
  background: linear-gradient(100deg, #ff6aa8 0%, #ff7a4a 55%, #ff9a3d 100%);
  color: #fff;
  box-shadow: 0 8px 18px rgba(255, 80, 120, 0.25);
  overflow: hidden;
}

.ref-promo-copy h2 {
  margin: 0;
  font-size: 26px;
  font-weight: 900;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.35), 0 0 1px #fff;
  color: #ff4d8a;
  -webkit-text-stroke: 1px #fff;
}

.ref-promo-copy p {
  margin: 4px 0 0;
  font-size: 13px;
  font-weight: 700;
  color: #fff !important;
}

.ref-promo-copy strong { font-size: 15px; }
.ref-promo-coin { font-size: 14px; }
.ref-promo-chest { font-size: 42px; line-height: 1; filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2)); }

.ref-seg {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1.5px solid #ff9a5c;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 12px;
  background: rgba(255, 140, 80, 0.35);
}

.ref-seg button {
  border: none;
  background: transparent;
  color: #fff !important;
  font-weight: 800;
  font-size: 14px;
  padding: 11px 8px;
  cursor: pointer;
}

.ref-seg button.active {
  background: #fff !important;
  color: #ff6a2b !important;
}

.ref-panel { display: none; }
.ref-panel.active { display: block; }

.ref-stats-card {
  background: #fff;
  border-radius: 16px;
  padding: 16px 12px 12px;
  box-shadow: 0 4px 14px rgba(120, 60, 20, 0.08);
  margin-bottom: 14px;
}

.ref-stats-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 4px;
}

.ref-stat-col {
  text-align: center;
  padding: 4px 6px 10px;
}

.ref-stat-col strong {
  display: block;
  font-size: 28px;
  font-weight: 900;
  color: #2b2430;
  line-height: 1.1;
}

.ref-stat-col span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin-top: 4px;
  font-size: 12px;
  color: var(--ref-muted);
}

.ref-today-bar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 4px;
  padding: 10px 12px;
  border-radius: 12px;
  background: #fff3e4;
  font-size: 13px;
  color: #6b5344;
}

.ref-today-bar b {
  color: #ff4d6d;
  font-weight: 800;
}

.ref-receive {
  border: none;
  border-radius: 999px;
  padding: 8px 18px;
  font-weight: 800;
  font-size: 13px;
  color: #fff !important;
  background: linear-gradient(180deg, #ff9a4a, #ff6a2b) !important;
  cursor: pointer;
  box-shadow: 0 3px 0 #d63a0a;
}

.ref-receive:disabled {
  background: #d4d0cc !important;
  box-shadow: none;
  color: #fff !important;
  cursor: not-allowed;
}

.ref-token {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffb0c8, #ff4d8a 70%);
  box-shadow: inset 0 -1px 0 rgba(0,0,0,0.15);
  vertical-align: -2px;
}

.ref-history-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin: 0 2px 8px;
  font-size: 13px;
  color: #6b5344;
  font-weight: 600;
}

.ref-more-link {
  border: none;
  background: none;
  color: #9a8a7a;
  font-size: 13px;
  cursor: pointer;
  padding: 0;
}

.ref-history-card {
  min-height: 160px;
  background: #fff;
  border-radius: 16px;
  padding: 18px 12px;
  box-shadow: 0 4px 14px rgba(120, 60, 20, 0.06);
  margin-bottom: 12px;
}

.ref-empty-illu {
  text-align: center;
  font-size: 56px;
  opacity: 0.35;
  margin: 12px 0 4px;
  filter: grayscale(0.4);
}

.ref-empty {
  text-align: center;
  padding: 8px 12px 16px;
  color: var(--ref-muted) !important;
  font-size: 13px;
  margin: 0;
}

.ref-list-item {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 10px 4px;
  border-bottom: 1px solid #f5e6da;
}
.ref-list-item:last-child { border-bottom: none; }
.ref-list-item img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  background: #ffe8d6;
}
.ref-list-item .meta { flex: 1; min-width: 0; }
.ref-list-item .meta strong {
  display: block;
  font-size: 13px;
  color: var(--ref-ink) !important;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ref-list-item .meta span {
  font-size: 11px;
  color: var(--ref-muted) !important;
}

.ref-pill {
  display: inline-flex;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 800;
  background: #fff3e4;
  color: #9a6b3a;
}
.ref-pill.ok { background: #dcfce7; color: #15803d; }
.ref-pill.warn { background: #ffedd5; color: #b45309; }

.ref-rank-card {
  background: #fff;
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 4px 14px rgba(120, 60, 20, 0.08);
}
.ref-rank-card h3 {
  margin: 0 0 12px;
  font-size: 15px;
  color: var(--ref-ink);
}

.ref-extra {
  margin-top: 8px;
  background: rgba(255, 255, 255, 0.72);
  border-radius: 12px;
  padding: 8px 12px;
  color: #6b5344;
  font-size: 13px;
}
.ref-extra summary { cursor: pointer; font-weight: 700; }
.ref-apply {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}
.ref-apply input {
  flex: 1;
  border-radius: 12px;
  border: 1px solid var(--ref-line);
  padding: 10px 12px;
  font-size: 14px;
  background: #fff;
  color: var(--ref-ink);
}
.ref-btn-mini {
  border: none;
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(180deg, #ff9a4a, #ff6a2b);
  cursor: pointer;
}

.ref-error {
  margin: 0 0 12px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b !important;
  font-size: 13px;
}

.ref-toast {
  position: fixed;
  left: 50%;
  bottom: 110px;
  transform: translateX(-50%) translateY(20px);
  background: rgba(40, 24, 16, 0.92);
  color: #fff !important;
  padding: 11px 16px;
  border-radius: 999px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: 0.25s ease;
  z-index: 1200;
  max-width: 90vw;
}
.ref-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Guidelines sheet */
.ref-sheet-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(20, 10, 0, 0.45);
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.ref-sheet-overlay[hidden] { display: none !important; }

.ref-sheet {
  width: 100%;
  max-width: 520px;
  max-height: min(88vh, 760px);
  background: #fff;
  border-radius: 20px 20px 0 0;
  display: flex;
  flex-direction: column;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.2);
  animation: refSheetUp 0.28s ease;
}

@keyframes refSheetUp {
  from { transform: translateY(40px); opacity: 0.6; }
  to { transform: translateY(0); opacity: 1; }
}

.ref-sheet-head {
  position: relative;
  flex: 0 0 auto;
  padding: 16px 48px 12px;
  text-align: center;
  border-bottom: 1px solid #f0e6dc;
}

.ref-sheet-head h2 {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: #3a3030;
}

.ref-sheet-close {
  position: absolute;
  right: 12px;
  top: 12px;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 50%;
  background: #f5f0ea;
  color: #666;
  cursor: pointer;
}

.ref-sheet-body {
  overflow: auto;
  padding: 14px 16px 28px;
  -webkit-overflow-scrolling: touch;
}

.ref-sheet-body h3 {
  margin: 14px 0 8px;
  font-size: 15px;
  font-weight: 800;
  color: #ff6a2b;
}

.ref-sheet-body h3:first-child { margin-top: 0; }

.ref-sheet-body p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.55;
  color: #5a5048;
}

.ref-guide-table {
  margin-top: 10px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #f0e0d0;
}

.ref-guide-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 11px 12px;
  font-size: 12px;
  color: #4a4038;
  background: #fff;
}
.ref-guide-row:nth-child(even) { background: #faf7f4; }
.ref-guide-row--head {
  background: #f3e6d4 !important;
  font-weight: 800;
  color: #6b5344;
  font-size: 12px;
}

.ref-guide-reward {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  font-weight: 800;
  color: #2b2430;
}

.ref-guide-reward--hot { color: #ff6a2b !important; }

body.ref-guide-open { overflow: hidden; }

.ref-inviter-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 4px 14px rgba(120, 60, 20, 0.08);
}

.ref-inviter-banner img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #ffb07a;
}

.ref-inviter-meta {
  flex: 1;
  min-width: 0;
}

.ref-inviter-kicker {
  display: block;
  font-size: 11px;
  color: var(--ref-muted);
  margin-bottom: 2px;
}

.ref-inviter-meta strong {
  display: block;
  font-size: 14px;
  color: var(--ref-ink);
  margin-bottom: 4px;
}

.ref-invitee-reward {
  display: block;
  font-size: 11px;
  color: #ff6a2b;
  font-weight: 700;
  margin-top: 2px;
}

.ref-invitee-date {
  font-size: 10px;
  color: #b0a090;
}