:root {
  --cream: #fff6ee;
  --cream-deep: #ffe8d6;
  --ink: #3b2a22;
  --muted: #8a6f62;
  --coral: #ff6b4a;
  --coral-deep: #e85433;
  --peach: #ffb088;
  --mint: #3db88a;
  --card: rgba(255, 252, 248, 0.92);
  --line: rgba(59, 42, 34, 0.12);
  --shadow: 0 18px 50px rgba(232, 120, 70, 0.14);
  --radius: 22px;
  --font-display: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, #ffd0b8 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #ffeab8 0%, transparent 50%),
    linear-gradient(180deg, var(--cream) 0%, #fff 45%, var(--cream-deep) 100%);
  line-height: 1.5;
}

.bg-glow {
  position: fixed;
  inset: auto -10% -20% auto;
  width: 48vw;
  height: 48vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 176, 136, 0.35), transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: float 12s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-24px); }
}

.topbar,
.layout,
.site-footer {
  position: relative;
  z-index: 1;
}

.topbar {
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 24px 8px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, var(--coral), var(--peach));
  color: #fff;
  font-family: var(--font-display);
  font-size: 28px;
  box-shadow: 0 10px 24px rgba(255, 107, 74, 0.35);
  animation: pop-in 0.6s cubic-bezier(0.2, 0.9, 0.2, 1) both;
}

.brand-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: 0.04em;
}

.brand-text em {
  font-style: normal;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.topbar-tip {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.topbar-end {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.topbar-home {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 107, 74, 0.28);
  background: linear-gradient(135deg, #fff7f4, #ffe8e0);
  color: var(--coral-deep, #c45c48);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(255, 107, 74, 0.12);
  transition: color 0.15s, background 0.15s, border-color 0.15s, transform 0.15s, box-shadow 0.15s;
}
.topbar-home svg {
  flex: 0 0 auto;
}
.topbar-home:hover {
  color: #fff;
  background: linear-gradient(135deg, var(--coral), var(--coral-deep, #c45c48));
  border-color: transparent;
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(255, 107, 74, 0.28);
}

.layout {
  max-width: 1120px;
  margin: 0 auto;
  padding: 20px 24px 48px;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr) 280px;
  gap: 20px;
  align-items: start;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 20px 24px;
  backdrop-filter: blur(8px);
  animation: rise 0.55s ease both;
}

.panel-pay { animation-delay: 0.08s; }
.panel-qr { animation-delay: 0.16s; }

@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

@keyframes pop-in {
  from { opacity: 0; transform: scale(0.86); }
  to { opacity: 1; transform: scale(1); }
}

.panel-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 22px;
}

.login-form label {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
}

.login-form input,
.field-row select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 11px 12px;
  font: inherit;
  color: var(--ink);
  background: #fff;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.login-form input:focus,
.field-row select:focus {
  border-color: var(--coral);
  box-shadow: 0 0 0 3px rgba(255, 107, 74, 0.15);
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 11px 18px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s, opacity 0.15s;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn:not(:disabled):hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--coral), var(--coral-deep));
  color: #fff;
  width: 100%;
  margin-top: 4px;
}

.btn-wide {
  margin-top: 8px;
}

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--line);
  width: 100%;
}

.form-hint {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--muted);
}
.form-hint a {
  color: var(--coral-deep, #c45c48);
  font-weight: 700;
  text-decoration: none;
}
.form-hint a:hover { text-decoration: underline; }

.captcha-box {
  display: flex;
  gap: 8px;
  align-items: stretch;
}
.captcha-box input { flex: 1; min-width: 0; }
.captcha-img-btn {
  flex: 0 0 auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  overflow: hidden;
  line-height: 0;
}
.captcha-img-btn:hover { border-color: var(--coral); }
.captcha-img-btn img {
  display: block;
  width: 120px;
  height: 40px;
  object-fit: cover;
}

.user-card {
  display: grid;
  gap: 8px;
}

.user-hello {
  margin: 0;
  font-size: 16px;
}

.user-id {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
}

.hidden { display: none !important; }

.msg {
  min-height: 1.2em;
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--coral-deep);
}

.msg.is-ok { color: var(--mint); }

.pay-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.tab {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 14px;
  padding: 12px 10px;
  font: inherit;
  font-weight: 800;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.tab.is-active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--coral), var(--peach));
}

.method-line {
  margin: 0 0 8px;
  font-size: 14px;
}

.need-login {
  margin: 0 0 12px;
  color: var(--coral-deep);
  font-weight: 700;
  font-size: 14px;
}

.need-login.hidden { display: none; }

.field-row {
  display: grid;
  gap: 8px;
  margin: 12px 0 4px;
  font-weight: 700;
  font-size: 14px;
}

.warn-line {
  margin: 0 0 14px;
  color: var(--coral-deep);
  font-size: 12px;
}

.character-panel {
  margin: 10px 0 12px;
}

.character-hint {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.character-card {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255, 107, 74, 0.28);
  background: linear-gradient(135deg, rgba(255, 176, 136, 0.16), rgba(255, 255, 255, 0.75));
}

.character-title {
  margin: 0 0 4px;
  font-size: 13px;
  font-weight: 800;
  color: var(--coral-deep);
}

.character-row {
  margin: 0;
  font-size: 14px;
}

.character-confirm {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
}

.character-confirm input {
  width: 16px;
  height: 16px;
  accent-color: var(--coral);
}

.amount-title {
  margin: 0 0 10px;
  font-size: 15px;
}

.amount-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 8px;
}

.amount-item {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 12px;
  padding: 12px 8px;
  text-align: center;
  font-weight: 800;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.amount-item:hover {
  border-color: var(--peach);
}

.amount-item.is-active {
  background: rgba(255, 107, 74, 0.1);
  border-color: var(--coral);
  color: var(--coral-deep);
}

.gold-tip {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--ink);
}

.gold-tip.muted {
  color: var(--muted);
}

.qr-box {
  position: relative;
  min-height: 240px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(255, 176, 136, 0.18), rgba(255, 255, 255, 0.7));
  border: 1px dashed rgba(255, 107, 74, 0.35);
  border-radius: 18px;
  padding: 16px;
}

#qrCanvas {
  display: none;
  border-radius: 8px;
  background: #fff;
}

#qrCanvas.is-visible {
  display: block;
}

.qr-placeholder {
  margin: 0;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  max-width: 12em;
}

.qr-steps {
  margin: 16px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
}

.qr-steps li + li {
  margin-top: 6px;
}

.site-footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px 40px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.site-footer p {
  margin: 6px 0;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }

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