:root {
  --pink-50: #fff5f8;
  --pink-100: #ffe4ec;
  --pink-200: #ffc0d3;
  --pink-300: #ffb7c5;
  --pink-400: #f8bbd9;
  --pink-500: #f48fb1;
  --pink-600: #ec407a;
  --lavender-300: #e8b4f8;
  --lavender-400: #ce93d8;
  --berry-700: #6b3a6b;
  --berry-800: #4a2545;
  --danger: #c62828;
  --ok: #2e7d4f;
  --shadow-glass: 0 8px 32px rgba(236, 64, 122, 0.12);
  --shadow-glass-lg: 0 16px 48px rgba(236, 64, 122, 0.18);
  --shadow-glow: 0 0 24px rgba(255, 183, 197, 0.5);
  --font-display: "Quicksand", "Noto Sans TC", sans-serif;
  --font-body: "Nunito", "Noto Sans TC", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--berry-800);
  background: linear-gradient(135deg, #fff5f8 0%, #fce4ec 40%, #f3e5f5 100%);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--pink-300); color: var(--berry-800); }

.bg-blobs { position: relative; overflow-x: hidden; }
.bg-blobs::before,
.bg-blobs::after {
  content: "";
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}
.bg-blobs::before {
  width: 320px; height: 320px;
  background: var(--pink-300);
  top: -40px; left: -60px;
  animation: float 8s ease-in-out infinite;
}
.bg-blobs::after {
  width: 280px; height: 280px;
  background: var(--lavender-300);
  bottom: 10%; right: -40px;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.wrap {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  position: relative;
  z-index: 1;
  padding: 36px 0 18px;
  text-align: center;
}
.site-header h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--berry-800);
}
.tagline {
  margin: 6px 0 0;
  font-size: 14px;
  color: var(--berry-700);
  opacity: 0.75;
}

main { padding: 8px 0 48px; }

.glass-card {
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 1rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-glass);
  padding: 22px 24px;
  margin-bottom: 18px;
  animation: fadeIn 0.35s ease;
}

.login-card {
  max-width: 420px;
  margin: 28px auto;
  padding: 28px 28px 24px;
}
.login-card h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--berry-800);
}
.login-card label {
  display: block;
  margin-bottom: 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--berry-700);
}
.login-card input { margin-top: 6px; }
.login-card .btn-primary { width: 100%; margin-top: 4px; }
.login-card .btn-ghost { width: 100%; margin-top: 10px; justify-content: center; }

.muted { color: var(--berry-700); opacity: 0.7; font-size: 13.5px; }
.hidden { display: none !important; }
.error { color: var(--danger); font-size: 14px; margin: 8px 0; }

textarea,
input[type="text"],
input[type="password"] {
  width: 100%;
  border: 1.5px solid var(--pink-200);
  border-radius: 1rem;
  padding: 11px 14px;
  font: inherit;
  color: var(--berry-800);
  background: rgba(255, 255, 255, 0.7);
  resize: vertical;
  transition: box-shadow 0.15s, border-color 0.15s;
}
textarea:focus,
input:focus {
  outline: none;
  border-color: var(--pink-400);
  box-shadow: 0 0 0 4px rgba(244, 143, 177, 0.25);
}

#login-code {
  text-align: center;
  letter-spacing: 0.4em;
  font-size: 22px;
  font-weight: 700;
}

.btn-primary,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, opacity 0.2s;
}
.btn-primary {
  border-radius: 999px;
  padding: 11px 22px;
  color: #fff;
  background: linear-gradient(90deg, var(--pink-400), var(--lavender-400));
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover:not(:disabled) {
  transform: scale(1.04);
  box-shadow: var(--shadow-glass-lg);
}
.btn-primary:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn-ghost {
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 14px;
  color: var(--berry-700);
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid var(--pink-200);
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.7); border-color: var(--pink-300); }
.btn-ghost.small { padding: 5px 12px; font-size: 13px; }
.btn-primary.big { width: 100%; padding: 14px; font-size: 16px; }

.wizard-top { margin-bottom: 12px; }
.progress-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--berry-700);
}
.progress-track {
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 183, 197, 0.45);
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--pink-400), var(--lavender-400));
  transition: width 0.35s ease;
}

.wizard-panel h2 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--berry-800);
}
.wizard-panel .step-sub {
  margin: 0 0 16px;
  font-size: 13.5px;
  color: var(--berry-700);
  opacity: 0.75;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}
.chip {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  border: 1.5px solid var(--pink-200);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  color: var(--berry-700);
  padding: 8px 16px;
  cursor: pointer;
  transition: all 0.15s;
}
.chip:hover {
  border-color: var(--pink-400);
  background: rgba(255, 255, 255, 0.85);
  transform: translateY(-1px);
}
.chip.selected {
  background: linear-gradient(90deg, var(--pink-400), var(--lavender-400));
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-glow);
}
.chip-hint {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--berry-700);
  opacity: 0.7;
  min-height: 1.2em;
}
.custom-input { margin-top: 14px; }

.wizard-nav {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.wizard-nav .spacer { flex: 1; }

#progress-list { list-style: none; padding: 0; margin: 8px 0; }
#progress-list li {
  padding: 5px 0 5px 22px;
  position: relative;
  font-size: 14.5px;
}
#progress-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--pink-600);
}
#progress-list li:last-child { font-weight: 700; }

.result-ok { border-color: rgba(46, 125, 79, 0.25); }
.result-ok h3 { color: var(--ok); margin: 0 0 8px; font-family: var(--font-display); }
.result-err { border-color: rgba(198, 40, 40, 0.25); }
.result-err h3 { color: var(--danger); margin: 0 0 8px; font-family: var(--font-display); }

#result-detail { margin: 10px 0 16px; }
#result-detail dt,
#review-summary dt {
  font-size: 12.5px;
  color: var(--berry-700);
  opacity: 0.7;
  margin-top: 10px;
}
#result-detail dd,
#review-summary dd {
  margin: 2px 0 0;
  font-size: 14.5px;
  word-break: break-word;
}
#result-detail a { color: var(--pink-600); font-weight: 700; }
#result-detail code {
  background: var(--pink-100);
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 13px;
}

@media (max-width: 560px) {
  .site-header h1 { font-size: 28px; }
  .glass-card { padding: 18px; }
  .chip { font-size: 13.5px; padding: 7px 13px; }
  .login-card { margin: 12px auto; }
}