@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Poppins:wght@400;500;600;700&family=Noto+Sans+Thai+Looped:wght@400;500;600;700&display=swap');

/* ── Design Tokens ── */
:root {
  --primary:    #12DE85;
  --primary-fg: #ffffff;
  --primary-accessible: #067748;
  --primary-tint: #d6faec;
  --primary-tint-deep: #a7f3d0;
  --orange:     #F9941F;
  --orange-tint: #fff4e6;
  --red:        #ef4444;
  --red-tint:   #fee2e2;
  --green:      #067748;
  --green-tint: #d6faec;

  --bg:         #f8faf9;
  --surface:    #ffffff;
  --surface2:   #f3f7f5;
  --border:     #e6e6e6;
  --border-soft: #f0f0f0;
  --text:       #1a1a1a;
  --muted:      #6b7280;
  --muted-light: #9ca3af;

  --radius:     16px;
  --radius-sm:  10px;
  --radius-xs:  8px;
  --radius-pill: 99px;

  --shadow-1:   0 2px 12px rgba(0,0,0,.06);
  --shadow-2:   0 4px 20px rgba(0,0,0,.10);
  --shadow-green: 0 8px 24px rgba(18,222,133,.25);

  --duration:   200ms;
  --ease:       cubic-bezier(0.4,0,0.2,1);

  font-family: 'Poppins', 'Noto Sans Thai Looped', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: linear-gradient(135deg, #f0fdf8 0%, #f8faf9 60%, #ffffff 100%);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  font-size: 15px;
  line-height: 1.6;
}

/* Thai text rendering */
[lang="th"], body { font-family: 'Poppins', 'Noto Sans Thai Looped', sans-serif; }

/* Headings → Outfit */
h1, h2, h3, h4, h5, h6,
.big-title, .q-text, .result-name { font-family: 'Outfit', 'Noto Sans Thai Looped', sans-serif; }

/* ── Layout ── */
.screen {
  display: none;
  min-height: 100vh;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}
.screen.active { display: flex; }

.card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: 24px;
  padding: 40px;
  max-width: 760px;
  width: 100%;
  box-shadow: var(--shadow-1);
}

/* ── Logo / Header ── */
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}
.logo-img {
  height: 28px;
  width: auto;
}
.logo-wordmark {
  font-family: 'Outfit', sans-serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--primary-accessible);
  letter-spacing: .04em;
}

.big-title {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
  color: var(--text);
}
.sub {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 28px;
}

/* ── Progress ── */
.progress-wrap {
  width: 100%;
  background: var(--surface2);
  border-radius: var(--radius-pill);
  height: 5px;
  margin-bottom: 28px;
  overflow: hidden;
}
.progress-bar {
  height: 5px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--primary), #06d6a0);
  transition: width .4s var(--ease);
}
.q-counter {
  font-size: 11px;
  color: var(--muted-light);
  margin-bottom: 8px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* ── Question ── */
.q-text {
  font-size: 21px;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.4;
  color: var(--text);
}
.q-hint {
  font-size: 13px;
  color: var(--primary-accessible);
  font-weight: 600;
  margin-bottom: 20px;
  margin-top: 4px;
}
.options { display: flex; flex-direction: column; gap: 10px; }

/* single / multiselect options */
.opt {
  padding: 13px 18px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: all var(--duration) var(--ease);
  background: var(--surface);
  text-align: left;
  color: var(--text);
  font-family: inherit;
}
.opt:hover { border-color: var(--primary); background: var(--primary-tint); }
.opt.selected {
  border-color: var(--primary);
  background: var(--primary-tint);
  color: var(--primary-accessible);
  font-weight: 600;
}
.opt.blacklist-selected {
  border-color: var(--red);
  background: var(--red-tint);
  color: var(--red);
  font-weight: 600;
}
.opt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media(max-width:500px) { .opt-grid { grid-template-columns: 1fr; } }

/* energy scale */
.energy-wrap { display: flex; flex-direction: column; gap: 14px; }
.energy-labels {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}
.energy-scale { display: flex; gap: 6px; }
.energy-btn {
  flex: 1;
  padding: 10px 4px;
  border-radius: var(--radius-xs);
  border: 2px solid var(--border);
  background: var(--surface);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  color: var(--muted);
  transition: all var(--duration) var(--ease);
  font-family: inherit;
}
.energy-btn:hover { border-color: var(--primary); color: var(--primary-accessible); }
.energy-btn.selected {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}
.energy-note { font-size: 12px; color: var(--muted-light); text-align: center; }

/* reference inputs */
.ref-fields { display: flex; flex-direction: column; gap: 14px; }
.ref-row { display: flex; flex-direction: column; gap: 5px; }
.ref-label { font-size: 13px; font-weight: 600; color: var(--muted); }
.ref-input {
  padding: 11px 14px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  transition: border var(--duration) var(--ease);
  background: var(--surface);
  outline: none;
}
.ref-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(18,222,133,.15); }

/* textarea question */
.q-textarea {
  width: 100%;
  padding: 13px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
  min-height: 100px;
  background: var(--surface);
  transition: border var(--duration) var(--ease);
  outline: none;
}
.q-textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(18,222,133,.15); }

.blacklist-other {
  margin-top: 8px;
  padding: 11px 14px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  width: 100%;
  background: var(--surface);
  transition: border var(--duration) var(--ease);
  outline: none;
}
.blacklist-other:focus { border-color: var(--red); }

/* ── Nav buttons ── */
.nav { display: flex; gap: 12px; margin-top: 24px; }
.btn {
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--duration) var(--ease);
  font-family: inherit;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: #0fc977;
  transform: translateY(-1px);
  box-shadow: var(--shadow-green);
}
.btn-primary:disabled { opacity: .4; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-secondary { background: var(--surface2); color: var(--muted); }
.btn-secondary:hover { background: var(--border); }

/* ── Intro screen ── */
.intro-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-tint);
  color: var(--primary-accessible);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
  border: 1px solid var(--primary-tint-deep);
}
.start-btn {
  background: var(--primary);
  color: #fff;
  padding: 14px 36px;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  margin-top: 8px;
  transition: all var(--duration) var(--ease);
  font-family: inherit;
}
.start-btn:hover {
  background: #0fc977;
  transform: translateY(-2px);
  box-shadow: var(--shadow-green);
}
.feature-list { margin-top: 24px; display: flex; flex-direction: column; gap: 10px; }
.feature-item { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--muted); }
.feature-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--primary);
  flex-shrink: 0;
}

/* ── Processing ── */
.spinner {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-pill);
  border: 4px solid var(--primary-tint);
  border-top-color: var(--primary);
  animation: spin 1s linear infinite;
  margin: 0 auto 24px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.processing-text { text-align: center; color: var(--muted); font-size: 15px; }

/* ── Result ── */
.result-badge {
  display: inline-block;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--primary), #06d6a0);
}
.result-name { font-size: 26px; font-weight: 800; margin-bottom: 6px; }
.result-subtitle {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 16px;
  font-weight: 600;
  letter-spacing: .04em;
}
.result-desc { font-size: 15px; line-height: 1.75; color: var(--muted); margin-bottom: 24px; }

.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary-accessible);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.cats { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.cat-tag {
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 2px solid var(--primary);
  color: var(--primary-accessible);
  font-size: 13px;
  font-weight: 600;
  background: var(--primary-tint);
}

/* ── Brief summary box ── */
.brief-summary {
  background: var(--surface2);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin-bottom: 24px;
  font-size: 13px;
  line-height: 1.85;
  color: var(--muted);
  border: 1px solid var(--border-soft);
}
.brief-summary strong { color: var(--text); }
.blacklist-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.blacklist-tag {
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: var(--red-tint);
  color: var(--red);
  font-size: 12px;
  font-weight: 600;
}

/* ── Playlist cards ── */
.playlists { display: flex; flex-direction: column; gap: 14px; margin-bottom: 28px; }
.pl-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: stretch;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  background: var(--surface);
  transition: all var(--duration) var(--ease);
}
.pl-card:hover { border-color: var(--primary); background: var(--primary-tint); }
.pl-card-top { display: flex; align-items: center; gap: 14px; width: 100%; }
.pl-img {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-xs);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--surface2);
}
.pl-info { flex: 1; min-width: 0; }
.pl-name { font-size: 15px; font-weight: 700; margin-bottom: 3px; color: var(--text); }
.pl-tags { font-size: 12px; color: var(--muted-light); }
.pl-audio { flex-shrink: 0; }
.audio-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-pill);
  width: 36px;
  height: 36px;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration) var(--ease);
  flex-shrink: 0;
}
.audio-btn:hover { background: #0fc977; transform: scale(1.1); }
.audio-btn.playing { background: var(--orange); }
.no-audio { font-size: 11px; color: var(--border); }

/* 3-button feedback row */
.fb-row { display: flex; gap: 6px; width: 100%; }
.fb-btn {
  flex: 1;
  padding: 7px 4px;
  border-radius: var(--radius-xs);
  border: 2px solid var(--border);
  background: var(--surface);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  color: var(--muted);
  transition: all var(--duration) var(--ease);
  font-family: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  line-height: 1.2;
}
.fb-btn:hover { border-color: var(--muted); color: var(--text); }
.fb-btn.active-like-exact {
  background: var(--green-tint);
  border-color: var(--green);
  color: var(--green);
}
.fb-btn.active-like-new {
  background: var(--primary-tint);
  border-color: var(--primary);
  color: var(--primary-accessible);
}
.fb-btn.active-dislike {
  background: var(--red-tint);
  border-color: var(--red);
  color: var(--red);
}

/* Custom request textarea */
.pl-custom-request { display: none; width: 100%; }
.pl-custom-request.visible { display: flex; align-items: center; gap: 8px; }
.pl-custom-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--primary-accessible);
  white-space: nowrap;
  flex-shrink: 0;
}
.pl-custom-textarea {
  flex: 1;
  padding: 7px 12px;
  border: 2px solid var(--primary);
  border-radius: var(--radius-xs);
  font-size: 13px;
  font-family: inherit;
  resize: none;
  height: 36px;
  background: var(--surface);
  transition: border var(--duration) var(--ease);
  line-height: 1.4;
  outline: none;
}
.pl-custom-textarea:focus { border-color: var(--primary-accessible); }

/* Option B alt section */
.alt-section {
  display: none;
  margin-top: 4px;
  margin-bottom: 28px;
  border-top: 2px dashed var(--border);
  padding-top: 20px;
}
.alt-section.visible { display: block; }
.alt-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.alt-label span {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 2px 10px;
  font-size: 12px;
}

/* Option C feedback box */
.feedback-box { display: none; margin-top: 16px; margin-bottom: 4px; }
.feedback-box.visible { display: block; }
.feedback-textarea {
  width: 100%;
  padding: 11px 14px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
  min-height: 72px;
  transition: border var(--duration) var(--ease);
  background: var(--surface);
  outline: none;
}
.feedback-textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(18,222,133,.15); }

/* ── Save / Intro form ── */
.save-form { border-top: 1px solid var(--border-soft); padding-top: 24px; margin-top: 8px; }
.form-section-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted-light);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--surface2);
}
.form-row { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.form-label { font-size: 13px; font-weight: 600; color: var(--muted); }
.form-input {
  padding: 11px 14px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  transition: border var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
  background: var(--surface);
  outline: none;
  color: var(--text);
}
.form-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(18,222,133,.15); }
.form-row-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }
@media(max-width:500px) { .form-row-grid { grid-template-columns: 1fr; } }

.radio-group { display: flex; flex-wrap: wrap; gap: 8px; }
.radio-btn {
  padding: 6px 14px;
  border-radius: var(--radius-xs);
  border: 2px solid var(--border);
  background: var(--surface);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: var(--muted);
  transition: all var(--duration) var(--ease);
  font-family: inherit;
}
.radio-btn:hover { border-color: var(--primary); color: var(--primary-accessible); }
.radio-btn.selected {
  border-color: var(--primary);
  background: var(--primary-tint);
  color: var(--primary-accessible);
}

.check-group { display: flex; flex-wrap: wrap; gap: 8px; }
.check-btn {
  padding: 6px 14px;
  border-radius: var(--radius-xs);
  border: 2px solid var(--border);
  background: var(--surface);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: var(--muted);
  transition: all var(--duration) var(--ease);
  font-family: inherit;
}
.check-btn.selected {
  border-color: var(--primary);
  background: var(--primary-tint);
  color: var(--primary-accessible);
}

/* Queue count */
.queue-opts { display: flex; gap: 8px; flex-wrap: wrap; }
.queue-btn {
  padding: 8px 20px;
  border-radius: var(--radius-xs);
  border: 2px solid var(--border);
  background: var(--surface);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  color: var(--muted);
  transition: all var(--duration) var(--ease);
  font-family: inherit;
}
.queue-btn:hover { border-color: var(--primary); color: var(--primary-accessible); }
.queue-btn.selected {
  border-color: var(--primary);
  background: var(--primary-tint);
  color: var(--primary-accessible);
}

.save-btn {
  background: var(--orange);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 13px 28px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  width: 100%;
  font-family: inherit;
}
.save-btn:hover {
  background: #e8860f;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(249,148,31,.35);
}
.save-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; box-shadow: none; }

.save-success {
  background: var(--primary-tint);
  border: 1px solid var(--primary-tint-deep);
  border-radius: var(--radius-sm);
  padding: 16px;
  text-align: center;
  font-size: 14px;
  color: var(--green);
  font-weight: 600;
  display: none;
  white-space: pre-line;
  line-height: 1.8;
}

.retake-btn {
  background: none;
  border: none;
  color: var(--muted-light);
  cursor: pointer;
  font-size: 14px;
  margin-top: 12px;
  text-decoration: underline;
  font-family: inherit;
}
.retake-btn:hover { color: var(--muted); }

.page-footer { font-size: 12px; color: var(--border); text-align: center; margin-top: 16px; }

/* Q5 image option cards */
.opt-img-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; }
@media(max-width:540px) { .opt-img-grid { grid-template-columns: 1fr 1fr 1fr; gap: 6px; } }
.opt-img-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; text-align: left; height: auto; }
.opt-img-slot {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--surface2);
  border-radius: 8px 8px 0 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  border-bottom: 1px solid var(--border);
}
.opt-img-slot img { width: 100%; height: 100%; object-fit: cover; }
.opt-img-label { padding: 8px 10px 10px; font-size: 12px; line-height: 1.4; font-weight: 500; }

/* ── Mobile ── */
@media(max-width:600px) {
  .big-title { font-size: 22px; }
  .q-text { font-size: 18px; }
  .card { padding: 24px 18px; border-radius: 18px; }
  .energy-scale { gap: 4px; }
  .energy-btn { font-size: 12px; padding: 8px 2px; }
}