/* ═══════════════════════════════════════════════════════════
   MD.Piece — Soft Starry Puzzle Theme
   ═══════════════════════════════════════════════════════════ */

/* Fonts loaded via <link> in HTML head for faster rendering */

:root {
  --bg-deep:    #A8BACB;
  --bg-mid:     #9BAFBF;
  --bg-surface: rgba(255,255,255,0.12);
  --bg-glass:   rgba(255,255,255,0.15);
  --bg-glass-hover: rgba(255,255,255,0.24);
  --border-glass: rgba(255,255,255,0.18);
  --accent:     #5B9FE8;
  --accent-glow:#5B9FE830;
  --purple:     #9B80D4;
  --purple-glow:#9B80D425;
  --rose:       #D08A8A;
  --rose-glow:  #D08A8A1A;
  --success:    #55B88A;
  --warning:    #D9A54A;
  --danger:     #D94D4D;
  --text:       #2C3142;
  --text-dim:   #3E4A60;
  --text-muted: #6B7894;
  --radius:     12px;
  --radius-sm:  8px;
  --radius-pill:20px;
  --shadow:     0 4px 24px rgba(0,0,0,0.12);
  --shadow-sm:  0 2px 12px rgba(0,0,0,0.08);
  --transition: .25s cubic-bezier(.4,0,.2,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Noto Sans TC", sans-serif;
  background: linear-gradient(180deg, #8EA5B8 0%, #A8BACB 45%, #B8C8D5 100%);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #fff; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }

/* ═══════════════════════════════════════════════════════════
   LANDING CINEMATIC — Puzzle Rain → Hands → Heart
   ═══════════════════════════════════════════════════════════ */

#landing {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding-bottom: 8vh;
  overflow: hidden;
  transition: opacity 0.8s ease;
}

#landing.fade-out {
  opacity: 0;
  pointer-events: none;
}

#landing-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
}

#star-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ─── Text overlay (appears after heart forms) ─────────── */
.landing-text {
  position: relative;
  z-index: 10;
  text-align: center;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 1s ease, transform 1s ease;
  pointer-events: none;
}
.landing-text.show {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Logo image (hand-drawn sketch) ──────────────────── */
.landing-logo-img {
  display: block;
  width: 120px;
  height: auto;
  margin: 0 auto 8px;
  filter: invert(15%) sepia(20%) saturate(400%) hue-rotate(190deg) brightness(0.9) contrast(1.1);
  opacity: 0.85;
}

.landing-logo {
  font-family: "Sacramento", cursive;
  font-size: 3.2rem;
  font-weight: 400;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 3px;
  text-indent: 3px;
}

.landing-divider {
  width: 50px;
  height: 1px;
  margin: 12px auto;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.landing-tagline {
  font-size: 0.88rem;
  color: var(--text-dim);
  letter-spacing: 2px;
  line-height: 2;
}

/* ─── Enter button ─────────────────────────────────────── */
.landing-enter {
  position: relative;
  z-index: 10;
  margin-top: 22px;
  padding: 16px 52px 18px;
  font-family: "Noto Sans TC", sans-serif;
  color: white;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.8s ease, transform 0.8s ease, box-shadow 0.3s ease;
  box-shadow: 0 0 30px var(--accent-glow), 0 0 60px var(--purple-glow);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  pointer-events: none;
}
.landing-enter.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.landing-enter:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 0 50px var(--accent-glow), 0 0 100px var(--purple-glow);
}
.landing-enter:active {
  transform: translateY(0) scale(0.98);
}
.landing-enter::after {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--accent), var(--purple), var(--accent));
  border-radius: inherit;
  z-index: -1;
  filter: blur(14px);
  opacity: 0.4;
}

.enter-sub {
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 4px;
  text-indent: 4px;
  opacity: 0.75;
}
.enter-main {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-indent: 3px;
}

/* ─── Lab watermark ───────────────────────────────────── */
.intro-lab {
  position: fixed;
  bottom: 24px;
  left: 32px;
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0;
  animation: fade-in 0.4s ease-out 5.5s forwards;
  z-index: 1001;
  pointer-events: none;
}

@keyframes fade-in {
  0%   { opacity: 0; }
  100% { opacity: 1; }
}

/* ═══════════════════════════════════════════════════════════
   MAIN APP LAYOUT
   ═══════════════════════════════════════════════════════════ */

#app-wrapper {
  display: none;
  min-height: 100vh;
}

#app-wrapper.show {
  display: flex;
}

/* ─── Sidebar ───────────────────────────────────────────── */

.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: 220px;
  height: 100vh;
  background: var(--bg-mid);
  border-right: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-brand {
  padding: 8px 20px 24px;
  border-bottom: 1px solid var(--border-glass);
  margin-bottom: 8px;
}

.sidebar-logo-img {
  width: 48px;
  height: auto;
  margin-bottom: 6px;
  filter: invert(15%) sepia(20%) saturate(400%) hue-rotate(190deg) brightness(0.9) contrast(1.1);
  opacity: 0.8;
}

.sidebar-brand h1 {
  font-family: "Sacramento", cursive;
  font-size: 1.6rem;
  font-weight: 400;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-brand p {
  font-size: .75rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-top: 4px;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  color: var(--text-dim);
  font-size: .9rem;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: inherit;
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.nav-item:hover {
  color: var(--text);
  background: var(--bg-glass);
}

.nav-item.active {
  color: var(--accent);
  background: rgba(91,159,232,0.12);
  border-left-color: var(--accent);
}

.nav-icon {
  width: 20px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  color: inherit;
}

.nav-icon svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.8;
}

/* ─── Main content ──────────────────────────────────────── */

.main-content {
  flex: 1;
  margin-left: 220px;
  min-height: 100vh;
  position: relative;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 16px 32px;
  background: rgba(142,165,184,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar h2 {
  font-size: 1.2rem;
  font-weight: 600;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px 8px;
}

#app {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 32px;
  animation: fadeIn .3s ease;
}

/* ═══════════════════════════════════════════════════════════
   CARDS & GLASS MORPHISM
   ═══════════════════════════════════════════════════════════ */

.card {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 80px; height: 80px;
  background: linear-gradient(135deg, var(--accent-glow), transparent);
  border-radius: 0 var(--radius) 0 80px;
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.card:hover::before { opacity: 1; }

.card h2 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text);
}

.card h3 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.card p {
  color: var(--text-dim);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════
   FORM ELEMENTS
   ═══════════════════════════════════════════════════════════ */

input, select, textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: .95rem;
  font-family: inherit;
  margin: 6px 0;
  transition: var(--transition);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background: rgba(255,255,255,0.5);
}

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

textarea {
  min-height: 60px;
  resize: vertical;
}

select option {
  background: var(--bg-mid);
  color: var(--text);
}

/* ═══════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════ */

button.primary {
  background: linear-gradient(135deg, var(--accent), #3a7fd9);
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: .95rem;
  font-family: inherit;
  font-weight: 500;
  margin-top: 8px;
  transition: var(--transition);
  box-shadow: 0 2px 12px var(--accent-glow);
}

button.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow);
}

button.secondary {
  background: var(--bg-glass);
  color: var(--accent);
  border: 1px solid var(--border-glass);
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: .95rem;
  font-family: inherit;
  font-weight: 500;
  margin-top: 8px;
  transition: var(--transition);
}

button.secondary:hover {
  background: var(--bg-glass-hover);
  border-color: var(--accent);
}

/* ═══════════════════════════════════════════════════════════
   ADVICE & RESULT BOXES
   ═══════════════════════════════════════════════════════════ */

.advice-box {
  background: rgba(76,175,125,0.1);
  border-left: 4px solid var(--success);
  padding: 14px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: 12px;
  color: var(--text);
}

/* ─── Record cards ──────────────────────────────────────── */

.record-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-top: 8px;
  transition: var(--transition);
}

.record-card:hover {
  background: var(--bg-glass-hover);
  border-color: rgba(255,255,255,0.25);
}

.record-card p { margin: 4px 0; font-size: .95rem; color: var(--text-dim); }

.record-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.btn-delete {
  background: rgba(224,85,85,0.15);
  color: var(--danger);
  border: 1px solid rgba(224,85,85,0.3);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-size: .8rem;
  margin-left: 8px;
  transition: var(--transition);
}

.btn-delete:hover {
  background: var(--danger);
  color: white;
  border-color: var(--danger);
}

.btn-view {
  background: rgba(74,158,255,0.12);
  color: var(--accent);
  border: 1px solid rgba(74,158,255,0.3);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  font-size: .8rem;
  margin-left: 8px;
  transition: var(--transition);
}

.btn-view:hover {
  background: var(--accent);
  color: white;
}

/* ─── Filter bar ────────────────────────────────────────── */

.filter-bar {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.filter-bar select,
.filter-bar input {
  flex: 1;
  min-width: 150px;
  margin: 0;
}

.filter-bar button { margin: 0; }

/* ─── Form grid ─────────────────────────────────────────── */

.form-grid {
  display: grid;
  gap: 4px;
}

/* ─── AI Analysis result ────────────────────────────────── */

.ai-result-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 16px;
}

.ai-result-card h4 {
  margin-top: 14px;
  margin-bottom: 6px;
  color: var(--accent);
  font-weight: 600;
}

.ai-result-card ul {
  padding-left: 20px;
  margin: 4px 0;
  color: var(--text-dim);
}

.ai-result-card li { margin: 4px 0; }

/* ─── Urgency badges ────────────────────────────────────── */

.urgency-badge {
  display: inline-block;
  padding: 5px 16px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: .9rem;
  margin-bottom: 8px;
}

.urgency-low { background: rgba(76,175,125,0.15); color: var(--success); border: 1px solid rgba(76,175,125,0.3); }
.urgency-medium { background: rgba(232,163,61,0.15); color: var(--warning); border: 1px solid rgba(232,163,61,0.3); }
.urgency-high { background: rgba(224,85,85,0.15); color: var(--danger); border: 1px solid rgba(224,85,85,0.3); }
.urgency-emergency { background: var(--danger); color: white; box-shadow: 0 0 20px rgba(224,85,85,0.4); }

/* ─── Disclaimer ────────────────────────────────────────── */

.disclaimer {
  background: rgba(232,163,61,0.1);
  border: 1px solid rgba(232,163,61,0.25);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-top: 12px;
  font-size: .85rem;
  color: var(--warning);
}

/* ─── Loading ───────────────────────────────────────────── */

.loading {
  text-align: center;
  padding: 24px;
  color: var(--text-muted);
}

.loading::after {
  content: '';
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid var(--text-muted);
  border-top-color: var(--accent);
  border-radius: 50%;
  margin-left: 8px;
  vertical-align: middle;
  animation: spin 1s linear infinite;
}

/* ─── Contributors ─────────────────────────────────────── */

.contributor-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition);
}

.contributor-card:last-child { border-bottom: none; }

.contributor-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-glass);
}

.contributor-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contributor-name {
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition);
}

.contributor-name:hover { color: #4A8FD6; }

.contributor-commits {
  font-size: .85rem;
  color: var(--text-muted);
}

/* ─── Research stats grid ───────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 14px;
  text-align: center;
  transition: var(--transition);
}

.stat-card:hover {
  background: var(--bg-glass-hover);
  transform: translateY(-2px);
}

.stat-value {
  font-family: "Noto Sans TC", sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: .8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ═══════════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
   ═══════════════════════════════════════════════════════════ */

.toast {
  background: var(--bg-mid) !important;
  border: 1px solid var(--border-glass) !important;
  color: var(--text) !important;
  backdrop-filter: blur(12px);
  border-radius: var(--radius-sm) !important;
  box-shadow: var(--shadow) !important;
}

/* ═══════════════════════════════════════════════════════════
   PUZZLE DECORATIONS
   ═══════════════════════════════════════════════════════════ */

.puzzle-deco {
  position: fixed;
  opacity: .04;
  pointer-events: none;
  z-index: 0;
}

.puzzle-deco-1 {
  top: 10%; right: -20px;
  width: 120px; height: 120px;
  background: var(--accent);
  clip-path: polygon(30% 0%, 30% 15%, 15% 15%, 15% 30%, 0% 30%, 0% 100%, 100% 100%, 100% 0%);
  animation: floatPiece 8s ease-in-out infinite;
}

.puzzle-deco-2 {
  bottom: 15%; left: 230px;
  width: 80px; height: 80px;
  background: var(--purple);
  clip-path: polygon(0% 0%, 0% 70%, 15% 70%, 15% 85%, 30% 85%, 30% 100%, 100% 100%, 100% 0%);
  animation: floatPiece 10s ease-in-out 2s infinite;
}

/* ═══════════════════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════════════════ */

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes floatPiece {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50%      { transform: translateY(-10px) rotate(3deg); }
}

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

@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px var(--accent-glow); }
  50%      { box-shadow: 0 0 40px var(--accent-glow), 0 0 60px var(--purple-glow); }
}

/* ═══════════════════════════════════════════════════════════
   DASHBOARD — WELCOME + MISSION CARDS
   ═══════════════════════════════════════════════════════════ */

.dash-welcome {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.dash-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.dash-subtitle {
  font-size: 0.85rem;
  color: var(--text-dim);
  letter-spacing: 1px;
}

.dash-stats {
  display: flex;
  align-items: center;
  gap: 20px;
}

.dash-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.dash-stat-num {
  font-family: "Noto Sans TC", sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
}

.dash-stat-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.dash-stat-divider {
  width: 1px;
  height: 28px;
  background: linear-gradient(to bottom, transparent, var(--border-glass), transparent);
}

/* ─── Mission Grid ──────────────────────────────────────── */

.mission-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.mission-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  border-top: 3px solid transparent;
}

.mission-card::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
  border-radius: inherit;
}

.mission-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  background: var(--bg-glass-hover);
}

.mission-card:hover::before { opacity: 1; }

.mission-blue  { border-top-color: var(--accent); }
.mission-blue::before  { background: radial-gradient(circle at 50% 0%, rgba(126,181,255,0.08), transparent 70%); }
.mission-blue .mission-icon { color: var(--accent); background: rgba(126,181,255,0.1); }

.mission-purple { border-top-color: var(--purple); }
.mission-purple::before { background: radial-gradient(circle at 50% 0%, rgba(180,154,232,0.08), transparent 70%); }
.mission-purple .mission-icon { color: var(--purple); background: rgba(180,154,232,0.1); }

.mission-rose  { border-top-color: var(--rose); }
.mission-rose::before  { background: radial-gradient(circle at 50% 0%, rgba(232,160,185,0.08), transparent 70%); }
.mission-rose .mission-icon { color: var(--rose); background: rgba(232,160,185,0.1); }

.mission-mint  { border-top-color: var(--success); }
.mission-mint::before  { background: radial-gradient(circle at 50% 0%, rgba(126,207,165,0.08), transparent 70%); }
.mission-mint .mission-icon { color: var(--success); background: rgba(126,207,165,0.1); }

.mission-gold  { border-top-color: var(--warning); }
.mission-gold::before  { background: radial-gradient(circle at 50% 0%, rgba(240,201,122,0.08), transparent 70%); }
.mission-gold .mission-icon { color: var(--warning); background: rgba(240,201,122,0.1); }

.mission-teal  { border-top-color: #4DB6AC; }
.mission-teal::before  { background: radial-gradient(circle at 50% 0%, rgba(77,182,172,0.08), transparent 70%); }
.mission-teal .mission-icon { color: #4DB6AC; background: rgba(77,182,172,0.1); }

.mission-amber  { border-top-color: #E8A84B; }
.mission-amber::before  { background: radial-gradient(circle at 50% 0%, rgba(232,168,75,0.08), transparent 70%); }
.mission-amber .mission-icon { color: #E8A84B; background: rgba(232,168,75,0.1); }

.mission-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.mission-icon svg {
  width: 24px;
  height: 24px;
  stroke-width: 1.8;
}

.mission-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.mission-card p {
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 12px;
}

.mission-tag {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}

.tag-ready {
  color: var(--success);
  background: rgba(126,207,165,0.12);
  border: 1px solid rgba(126,207,165,0.2);
}

.tag-community {
  color: var(--purple);
  background: rgba(180,154,232,0.12);
  border: 1px solid rgba(180,154,232,0.2);
}

/* ═══════════════════════════════════════════════════════════
   FEATURE GRID (legacy)
   ═══════════════════════════════════════════════════════════ */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.feature-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.feature-card:hover {
  background: var(--bg-glass-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}

.feature-icon {
  margin-bottom: 12px;
  color: var(--accent);
}

.feature-icon svg {
  width: 32px;
  height: 32px;
  stroke-width: 1.5;
}

.feature-card h4 {
  font-size: .95rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}

.feature-card p {
  font-size: .8rem;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE
   ═══════════════════════════════════════════════════════════ */

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 24px rgba(0,0,0,0.25);
  }

  .main-content {
    margin-left: 0;
  }

  .hamburger {
    display: block;
  }

  #app {
    padding: 16px;
  }

  .topbar {
    padding: 12px 16px;
  }

  .landing-title {
    font-size: 2rem;
  }

  .landing-logo {
    width: 120px;
    height: 120px;
  }

  .puzzle-piece { width: 45px !important; height: 45px !important; }

  .feature-grid {
    grid-template-columns: 1fr 1fr;
  }

  .mission-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .dash-welcome {
    padding: 20px;
    flex-direction: column;
    text-align: center;
  }

  /* Tap backdrop to close sidebar */
  .sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.35);
    z-index: 99;
  }

  .sidebar-backdrop.show {
    display: block;
  }
}

/* ═══════════════════════════════════════════════════════════
   MEDICATIONS — 藥物管理
   ═══════════════════════════════════════════════════════════ */

.med-item {
  padding: 12px 14px;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  transition: var(--transition);
}
.med-item:hover { background: var(--bg-glass-hover); }

.med-tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 1px 8px;
  border: 1px solid;
  border-radius: var(--radius-pill);
  margin-top: 4px;
}

.med-action-btn {
  width: 32px; height: 32px;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.med-take:hover { background: rgba(85,184,138,0.15); border-color: var(--success); }
.med-skip:hover { background: rgba(217,77,77,0.1); border-color: var(--danger); }
.med-effect:hover { background: rgba(232,168,75,0.1); border-color: #E8A84B; }

.stat-box {
  padding: 12px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  text-align: center;
}
.stat-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 2px;
}

/* ═══════════════════════════════════════════════════════════
   EDUCATION — 衛教專欄
   ═════���══════════════════��══════════════════════════════════ */

.edu-disease-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  font-size: 0.9rem;
  color: var(--text);
}
.edu-disease-btn:hover {
  background: var(--bg-glass-hover);
  border-color: #4DB6AC;
  box-shadow: var(--shadow-sm);
}
.edu-disease-btn small {
  margin-left: auto;
  font-size: 0.75rem;
}

.edu-dim-btn {
  display: block;
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
  color: var(--text);
}
.edu-dim-btn:hover {
  background: var(--bg-glass-hover);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}

#edu-content-body h2, #edu-content-body h3, #edu-content-body h4 {
  font-family: "Noto Sans TC", sans-serif;
}
#edu-content-body li {
  list-style: disc;
}
#edu-content-body strong {
  color: var(--text);
}

.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-glass);
  border-top-color: #4DB6AC;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ═══════════════════════════════════════════════════════════
   ID CARD REGISTRATION OVERLAY
   ═══════════════════════════════════════════════════════════ */

#register-overlay {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity .5s ease;
}
#register-overlay.show { opacity: 1; }

/* Card done → flip out */
#register-overlay.card-done .idcard {
  animation: cardFlipOut .6s ease forwards;
}
@keyframes cardFlipOut {
  to { transform: perspective(800px) rotateY(90deg) scale(.9); opacity: 0; }
}

.idcard-scene {
  perspective: 1000px;
}

.idcard {
  position: relative;
  width: 380px;
  max-width: 90vw;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(20px);
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.5);
  box-shadow:
    0 8px 40px rgba(0,0,0,0.12),
    0 1px 3px rgba(0,0,0,0.06),
    inset 0 1px 0 rgba(255,255,255,0.8);
  overflow: hidden;
  animation: cardSlideIn .6s cubic-bezier(.34,1.56,.64,1) both;
  font-family: 'Noto Sans TC', sans-serif;
}

@keyframes cardSlideIn {
  from { transform: translateY(40px) scale(.92); opacity: 0; }
  to   { transform: translateY(0) scale(1); opacity: 1; }
}

/* Top accent bar */
.idcard-bar {
  height: 6px;
  background: linear-gradient(90deg, var(--accent), var(--purple), var(--rose));
}

/* Header */
.idcard-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 16px 24px 0;
}

.idcard-logo {
  font-family: "Sacramento", cursive;
  font-weight: 400;
  font-size: 1.4rem;
  color: var(--accent);
  letter-spacing: 2px;
}

.idcard-type {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Avatar */
.idcard-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 3px solid var(--accent);
  background: rgba(91,159,232,0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 18px auto 6px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}
.idcard-avatar:hover {
  transform: scale(1.06);
  box-shadow: 0 0 20px var(--accent-glow);
}
.idcard-avatar svg {
  width: 36px;
  height: 36px;
  color: var(--accent);
  stroke-width: 1.5;
}
.idcard-avatar-hint {
  font-size: 0.55rem;
  color: var(--text-muted);
  margin-top: 2px;
  opacity: 0.7;
}

/* Form fields */
.idcard-fields {
  padding: 14px 24px;
}

.idcard-field {
  margin-bottom: 16px;
}

.idcard-field-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.idcard-field input {
  width: 100%;
  background: rgba(142,165,184,0.08);
  border: 1.5px solid rgba(142,165,184,0.2);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
  font-family: 'Noto Sans TC', sans-serif;
}
.idcard-field input::placeholder { color: var(--text-muted); opacity: 0.5; }
.idcard-field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* Role selection row */
.idcard-role-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.idcard-role-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 8px;
  background: rgba(142,165,184,0.06);
  border: 2px solid rgba(142,165,184,0.18);
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dim);
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Noto Sans TC', sans-serif;
}
.idcard-role-btn i { width: 18px; height: 18px; }
.idcard-role-btn:hover {
  background: rgba(91,159,232,0.06);
  border-color: rgba(91,159,232,0.3);
}

.idcard-role-btn.selected {
  border-color: var(--accent);
  background: rgba(91,159,232,0.1);
  color: var(--accent);
  box-shadow: 0 0 14px var(--accent-glow);
}

#idrole-patient.selected {
  border-color: var(--rose);
  background: rgba(208,138,138,0.1);
  color: var(--rose);
  box-shadow: 0 0 14px var(--rose-glow);
}

/* Footer */
.idcard-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 0 24px 20px;
  gap: 12px;
}

.idcard-issued {
  flex-shrink: 0;
}

.idcard-date {
  display: block;
  font-family: 'Noto Sans TC', monospace;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 1px;
}

.idcard-submit {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border: none;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  transition: var(--transition);
  font-family: 'Noto Sans TC', sans-serif;
  white-space: nowrap;
}
.idcard-submit i { width: 16px; height: 16px; }
.idcard-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(91,159,232,0.35);
}
.idcard-submit:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}