:root {
  --bg: #fff6ec;
  --bg-grad-a: #ffd9a8;
  --bg-grad-b: #ffb380;
  --card: #ffffff;
  --ink: #2a1a0e;
  --ink-soft: #6b513f;
  --muted: #a08775;
  --accent: #e85a2c;
  --accent-dark: #c54514;
  --accent-soft: #fde3d6;
  --success: #2f9e44;
  --error: #c92a2a;
  --border: #f0e0d0;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 10px 30px rgba(232, 90, 44, 0.15), 0 2px 6px rgba(42, 26, 14, 0.06);
}

* { box-sizing: border-box; }

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse at top, var(--bg-grad-a) 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, var(--bg-grad-b) 0%, transparent 55%);
  background-attachment: fixed;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px 16px 40px;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

.card {
  width: 100%;
  max-width: 460px;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px 20px;
  margin-top: 24px;
}

.hero {
  text-align: center;
  margin-bottom: 22px;
}

.emoji {
  font-size: 44px;
  line-height: 1;
  margin-bottom: 8px;
}

h1 {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  color: var(--ink);
}

.tagline {
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
  max-width: 36ch;
  margin-inline: auto;
}

.field {
  display: block;
  margin-bottom: 18px;
  border: 0;
  padding: 0;
}

.label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 8px;
}

input[type="text"],
input[type="number"],
input[type="password"],
input[type="search"] {
  width: 100%;
  font: inherit;
  font-size: 17px;
  padding: 14px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  -webkit-appearance: none;
  appearance: none;
}

input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

input::placeholder {
  color: var(--muted);
}

.stepper-field { margin-bottom: 6px; }

.stepper {
  display: grid;
  grid-template-columns: 56px 1fr 56px;
  gap: 8px;
  align-items: stretch;
}

.stepper input[type="number"] {
  text-align: center;
  font-size: 22px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  /* hide number spinners */
  -moz-appearance: textfield;
}
.stepper input::-webkit-outer-spin-button,
.stepper input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.stepper-btn {
  font: inherit;
  font-size: 24px;
  font-weight: 700;
  border: 2px solid var(--border);
  background: #fff;
  color: var(--ink);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, transform 0.05s;
  -webkit-tap-highlight-color: transparent;
}
.stepper-btn:hover { background: var(--accent-soft); border-color: var(--accent); }
.stepper-btn:active { transform: scale(0.96); }

.hint {
  display: block;
  color: var(--ink-soft);
  font-size: 13px;
  margin-top: 8px;
}

button.primary,
button.secondary {
  width: 100%;
  font: inherit;
  font-size: 17px;
  font-weight: 700;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 0;
  margin-top: 18px;
  transition: background 0.15s, transform 0.05s, box-shadow 0.15s;
  position: relative;
  -webkit-tap-highlight-color: transparent;
}

button.primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 16px rgba(232, 90, 44, 0.35);
}
button.primary:hover:not(:disabled) { background: var(--accent-dark); }
button.primary:active:not(:disabled) { transform: translateY(1px); }
button.primary:disabled { opacity: 0.7; cursor: progress; }

button.secondary {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
  margin-top: 12px;
}
button.secondary:hover { background: var(--accent-soft); }

.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.45);
  border-top-color: #fff;
  border-radius: 50%;
  position: absolute;
  top: 50%; right: 20px;
  margin-top: -9px;
  animation: spin 0.7s linear infinite;
}
button.primary.is-loading .btn-spinner { display: inline-block; }
button.primary.is-loading .btn-label { opacity: 0.7; }

@keyframes spin { to { transform: rotate(360deg); } }

.error {
  color: var(--error);
  font-size: 14px;
  margin: 12px 0 0;
  padding: 10px 14px;
  background: #fff0f0;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--error);
}

/* Confirmation view */
.confirm-badge {
  width: 64px; height: 64px;
  margin: 4px auto 12px;
  border-radius: 50%;
  background: var(--success);
  color: #fff;
  font-size: 36px;
  font-weight: 800;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 20px rgba(47, 158, 68, 0.3);
}

#confirm-view { text-align: center; }
#confirm-view h2 {
  margin: 0 0 18px;
  font-size: 22px;
  font-weight: 800;
}

.summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0 14px;
  text-align: left;
}
.summary > div {
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.summary dt {
  font-size: 12px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}
.summary dd {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.sync-status {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 8px 0 6px;
}
.sync-status.ok { color: var(--success); }
.sync-status.err { color: var(--error); }

.foot {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.muted {
  color: var(--muted);
  font-size: 12px;
}

/* Small screens */
@media (max-width: 380px) {
  .card { padding: 22px 18px 16px; }
  h1 { font-size: 24px; }
  .stepper { grid-template-columns: 48px 1fr 48px; }
}