/* ── Connect page — Apple-inspired redesign ── */

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", ui-sans-serif, system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(circle at top, var(--hero-radial), transparent 26%),
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 94%, #fff 6%) 0%, var(--bg) 100%);
  color: var(--text);
}

/* ── Shell ── */
.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px 20px;
}

/* ── R6: Glass card ── */
.card {
  width: 100%;
  max-width: 420px;
  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--panel) 97%, transparent),
      color-mix(in srgb, var(--panel) 92%, transparent)
    );
  border: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(16px);
  padding: 36px 32px;
  animation: fadeIn 0.4s ease;
}

/* ── R8: Fade-in animation ── */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .card {
    animation: none;
  }
}

/* ── R3: Brand area ── */
.brand {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.brand__logo {
  display: inline-block;
  padding: var(--space-xs) var(--space-lg);
  border-radius: var(--radius-pill, 999px);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--primary) 18%, transparent),
    color-mix(in srgb, var(--primary) 10%, transparent)
  );
  border: 1px solid var(--primary-outline);
  color: var(--primary);
  font-size: var(--text-sm);
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand__sub {
  margin: 8px 0 0;
  font-size: var(--text-xs);
  color: var(--muted);
  letter-spacing: 0.02em;
}

/* ── Title & description ── */
.title {
  font-size: var(--text-xl);
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--text-strong);
  margin: 20px 0 0;
}

.desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--muted);
  margin: 10px 0 0;
  max-width: 340px;
}

/* ── Actions ── */
.actions {
  margin-top: var(--space-xl);
}

/* ── R5: Button ── */
.btn-connect {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  width: 100%;
  min-height: 48px;
  padding: 0 var(--space-xl);
  border: 0;
  border-radius: 14px;
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 700;
  color: #fff;
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--primary) 88%, #fff 12%),
    var(--primary)
  );
  cursor: pointer;
  transition:
    transform 0.15s ease,
    opacity 0.15s ease,
    box-shadow 0.15s ease,
    filter 0.15s ease;
}

.btn-connect:hover:not(:disabled) {
  transform: translateY(-1px);
  filter: brightness(1.1);
  box-shadow: 0 6px 20px color-mix(in srgb, var(--primary) 35%, transparent);
}

.btn-connect:active:not(:disabled) {
  transform: scale(0.98);
  box-shadow: none;
}

.btn-connect:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

.btn-connect:disabled {
  opacity: 0.5;
  cursor: wait;
}

.btn-connect__icon {
  display: inline-block;
  transition: transform 0.2s ease;
}

.btn-connect:hover:not(:disabled) .btn-connect__icon {
  transform: translateX(3px);
}

/* ── Status ── */
.status {
  margin-top: 12px;
  font-size: var(--text-xs);
  color: var(--muted);
  min-height: 20px;
  transition: color 0.2s ease;
}

.status.error {
  color: var(--danger);
}

.status.success {
  color: var(--success);
}

/* ── R7: Info section ── */
.info {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid color-mix(in srgb, var(--line) 60%, transparent);
}

.info__item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: var(--text-xs);
  color: var(--muted);
  line-height: 1.5;
}

.info__dot {
  flex-shrink: 0;
  width: 5px;
  height: 5px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--primary);
}

/* ── Dynamic elements from connect.js ── */
.status-guidance {
  font-size: var(--text-xs);
  color: var(--muted);
  margin-top: var(--space-sm);
}

.mobile-wallet-tip {
  margin-top: var(--space-lg);
  padding: 12px var(--space-md);
  border-radius: 12px;
  background: color-mix(in srgb, var(--line) 30%, transparent);
  font-size: var(--text-xs);
  color: var(--muted);
  line-height: 1.6;
}

/* ── R9: Dark mode button gradient override ── */
[data-theme="dark"] .btn-connect {
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--primary) 92%, #fff 8%),
    var(--primary)
  );
}

/* ── R10: Mobile ── */
@media (max-width: 520px) {
  .card {
    padding: 24px 18px;
    border-radius: 16px;
  }

  .title {
    font-size: clamp(18px, 5vw, var(--text-xl));
  }

  .btn-connect {
    min-height: 52px;
  }
}