* { box-sizing: border-box; }

:root {
  --color-bg: #fff8ec;
  --color-green: #3f8a5c;
  --color-green-dark: #2f6d47;
  --color-orange: #f2823f;
  --color-orange-dark: #d96a2b;
  --color-yellow: #ffc94a;
  --color-blue: #4fb3c9;
  --color-brown: #a9714f;
  --color-ink: #2d2a26;
  --color-card: #ffffff;
  --shadow-soft: 0 4px 14px rgba(45, 42, 38, 0.08);
  --shadow-hover: 0 8px 20px rgba(45, 42, 38, 0.14);
  --radius-lg: 18px;
  --radius-md: 12px;
}

body {
  font-family: "Baloo 2", "Segoe UI", Roboto, sans-serif;
  background:
    radial-gradient(circle at 8% 12%, rgba(255, 201, 74, 0.25) 0, transparent 45%),
    radial-gradient(circle at 92% 88%, rgba(79, 179, 201, 0.18) 0, transparent 45%),
    var(--color-bg);
  min-height: 100vh;
  margin: 0;
  color: var(--color-ink);
}

header {
  background: linear-gradient(135deg, var(--color-green) 0%, var(--color-green-dark) 100%);
  color: white;
  padding: 26px 20px;
  text-align: center;
  box-shadow: 0 3px 10px rgba(0,0,0,0.12);
}
header h1 {
  margin: 0;
  font-size: 26px;
  letter-spacing: 0.3px;
}
.header-sub {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  background: rgba(255,255,255,0.18);
  padding: 3px 10px;
  border-radius: 999px;
  margin-left: 10px;
  vertical-align: middle;
}

/* ---------- Login page ---------- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card {
  max-width: 420px;
  width: 100%;
  padding: 40px 32px 32px;
  background: var(--color-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hover);
  text-align: center;
  border: 3px solid #ffe6ba;
  position: relative;
}
.login-badge {
  width: 72px;
  height: 72px;
  margin: -60px auto 12px;
  background: linear-gradient(135deg, var(--color-green) 0%, var(--color-green-dark) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  box-shadow: 0 6px 16px rgba(47, 109, 71, 0.35);
  border: 4px solid #fff;
}
.login-card h1 { color: var(--color-green-dark); margin: 0 0 4px; font-size: 26px; }
.login-tagline {
  margin: 0 0 18px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-orange-dark);
}
.login-help { margin: 0 0 6px; font-size: 14px; color: #6f675a; }
.login-card input {
  width: 100%;
  padding: 12px 14px;
  margin: 14px 0 4px;
  border: 2px solid #e8ddca;
  border-radius: var(--radius-md);
  font-size: 15px;
  text-align: center;
  letter-spacing: 1px;
  font-weight: 600;
  background: #fffdf8;
}
.login-card input:focus {
  outline: none;
  border-color: var(--color-orange);
  box-shadow: 0 0 0 3px rgba(242, 130, 63, 0.18);
}
.btn-unlock {
  width: 100%;
  margin: 12px 0 4px;
  font-size: 16px;
  padding: 13px;
}
.login-footer {
  margin: 18px 0 0;
  font-size: 13px;
  color: #9a9082;
  font-weight: 600;
}
.error-text { color: #c0392b; font-size: 14px; min-height: 18px; margin: 8px 0 0; }

/* ---------- Buttons ---------- */
button {
  background: var(--color-orange);
  color: white;
  border: none;
  padding: 11px 20px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  margin: 4px;
  box-shadow: 0 3px 0 var(--color-orange-dark);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
button:hover { background: #ff9455; transform: translateY(-1px); }
button:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 var(--color-orange-dark);
}

/* ---------- Dashboard layout ---------- */
.dashboard { max-width: 960px; margin: 30px auto 60px; padding: 0 20px; }

.controls {
  display: flex;
  flex-direction: column;
  gap: 22px;
  background: var(--color-card);
  padding: 24px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  border: 3px solid #ffe6ba;
}

.control-label {
  display: block;
  font-size: 14px;
  font-weight: 800;
  color: var(--color-green-dark);
  margin-bottom: 10px;
}

.control-row {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-end;
}

.control-group.inline { display: flex; flex-direction: column; }

select {
  padding: 9px 12px;
  border-radius: var(--radius-md);
  border: 2px solid #e8ddca;
  font-size: 14px;
  font-weight: 600;
  background: #fffdf8;
  color: var(--color-ink);
  min-width: 180px;
}
select:focus { outline: none; border-color: var(--color-green); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Habitat card picker ---------- */
.habitat-picker {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.habitat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 8px;
  background: #fffdf8;
  border: 2px solid #ecdfc7;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: inherit;
  color: var(--color-ink);
  box-shadow: 0 2px 0 rgba(0,0,0,0.04);
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.habitat-card-icon { font-size: 28px; line-height: 1; }
.habitat-card-label { font-size: 13px; font-weight: 700; }

.habitat-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-yellow);
}
.habitat-card.is-active {
  background: linear-gradient(160deg, #eaf7ee 0%, #ffffff 100%);
  border-color: var(--color-green);
  box-shadow: 0 0 0 3px rgba(63, 138, 92, 0.18), var(--shadow-hover);
  transform: translateY(-2px);
}
.habitat-card.is-active .habitat-card-icon { transform: scale(1.1); }

/* distinct accent per habitat when active */
.habitat-card[data-habitat="land"].is-active { border-color: #7cb342; }
.habitat-card[data-habitat="trees"].is-active { border-color: var(--color-green-dark); }
.habitat-card[data-habitat="underground"].is-active { border-color: var(--color-brown); }
.habitat-card[data-habitat="water"].is-active { border-color: var(--color-blue); }
.habitat-card[data-habitat="amphibian"].is-active { border-color: #52a373; }
.habitat-card[data-habitat="sky"].is-active { border-color: #6fb7e0; }

@media (max-width: 700px) {
  .habitat-picker { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 420px) {
  .habitat-picker { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Toggle switch ---------- */
.switch-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
}
.switch {
  display: inline-flex;
  align-items: center;
}
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch-track {
  width: 50px;
  height: 28px;
  background: #e6ddca;
  border-radius: 999px;
  position: relative;
  transition: background 0.2s ease;
  display: inline-block;
}
.switch-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 22px; height: 22px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,0.25);
  transition: transform 0.2s ease;
}
.switch input:checked + .switch-track { background: var(--color-green); }
.switch input:checked + .switch-track .switch-thumb { transform: translateX(22px); }
.switch input:focus-visible + .switch-track { outline: 2px solid var(--color-orange); outline-offset: 2px; }

/* ---------- Action buttons ---------- */
.action-buttons { display: flex; gap: 10px; flex-wrap: wrap; }
.btn-primary {
  background: var(--color-green);
  box-shadow: 0 3px 0 var(--color-green-dark);
}
.btn-primary:hover { background: #479a67; }
.btn-secondary {
  background: var(--color-blue);
  box-shadow: 0 3px 0 #357c8d;
}
.btn-secondary:hover { background: #5cc0d6; }
.btn-icon { margin-right: 4px; }

button:disabled {
  background: #cdc3b2;
  box-shadow: 0 3px 0 #b3a894;
  cursor: not-allowed;
  transform: none;
  opacity: 0.85;
}
button:disabled:hover { background: #cdc3b2; transform: none; }

@keyframes shuffle-pop {
  0%   { transform: scale(1) rotate(0deg); }
  30%  { transform: scale(0.9) rotate(-8deg); }
  60%  { transform: scale(1.08) rotate(6deg); }
  100% { transform: scale(1) rotate(0deg); }
}
#shuffle-btn.is-shuffling { animation: shuffle-pop 0.45s ease; }

/* ---------- Prompt result cards ---------- */
.prompt-results {
  margin-top: 26px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.prompt-box {
  background: var(--color-card);
  padding: 16px 16px 14px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  border-top: 5px solid var(--color-green);
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.prompt-box:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }

.prompt-box h3 {
  margin: 0 0 10px 0;
  font-size: 15px;
  color: var(--color-green-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}
.prompt-box h3::before {
  font-size: 18px;
  line-height: 1;
}

/* Icon + accent color per prompt slot (results always render in this fixed order) */
.prompt-box:nth-child(1) { border-top-color: var(--color-orange); }
.prompt-box:nth-child(1) h3::before { content: "📖"; }

.prompt-box:nth-child(2) { border-top-color: var(--color-brown); }
.prompt-box:nth-child(2) h3::before { content: "✏️"; }

.prompt-box:nth-child(3) { border-top-color: var(--color-yellow); }
.prompt-box:nth-child(3) h3::before { content: "🎨"; }

.prompt-box:nth-child(4) { border-top-color: var(--color-blue); }
.prompt-box:nth-child(4) h3::before { content: "✅"; }

.prompt-box:nth-child(5) { border-top-color: var(--color-green); }
.prompt-box:nth-child(5) h3::before { content: "📚"; }

.prompt-box:nth-child(6) { border-top-color: #e07ab0; }
.prompt-box:nth-child(6) h3::before { content: "🎖️"; }

.prompt-box textarea {
  width: 100%;
  height: 110px;
  resize: vertical;
  padding: 10px;
  border-radius: var(--radius-md);
  border: 2px solid #eee2cc;
  font-size: 13px;
  font-family: "Segoe UI", Roboto, sans-serif;
  background: #fffdf8;
  color: var(--color-ink);
}
.prompt-box textarea:focus { outline: none; border-color: var(--color-green); }

.prompt-box button {
  margin-top: 10px;
  background: var(--color-green);
  box-shadow: 0 3px 0 var(--color-green-dark);
  font-size: 13px;
  padding: 8px 16px;
}
.prompt-box button:hover { background: #479a67; }
.prompt-box button.is-copied {
  background: var(--color-green-dark);
  box-shadow: 0 3px 0 #23492f;
}

/* ---------- Empty state ---------- */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 24px;
  background: var(--color-card);
  border: 2px dashed #e2d4b8;
  border-radius: var(--radius-lg);
  color: #8a8172;
}
.empty-state-icon {
  font-size: 46px;
  display: block;
  margin-bottom: 10px;
  animation: wiggle 2.4s ease-in-out infinite;
}
.empty-state-title {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 800;
  color: var(--color-green-dark);
}
.empty-state-hint { margin: 0; font-size: 14px; }
.empty-state-hint strong { color: var(--color-orange-dark); }

@keyframes wiggle {
  0%, 100% { transform: rotate(-8deg); }
  50%      { transform: rotate(8deg); }
}

@keyframes pop-in {
  0%   { opacity: 0; transform: translateY(10px) scale(0.97); }
  100% { opacity: 1; transform: translateY(0) scale(1); }
}
.prompt-box.pop-in { animation: pop-in 0.32s ease both; }

@media (max-width: 700px) {
  .prompt-results { grid-template-columns: 1fr; }
  .control-row { flex-direction: column; align-items: stretch; }
}