:root {
  --primary: #1570ef;
  --primary-dark: #0f5fd0;
  --primary-soft: #eaf4ff;
  --secondary: #1b2b5b;
  --surface: rgba(255, 255, 255, 0.85);
  --surface-strong: #ffffff;
  --text-main: #10254d;
  --text-soft: #6280aa;
  --border-soft: rgba(21, 112, 239, 0.12);
  --shadow-soft: 0 12px 40px rgba(17, 79, 160, 0.12);
  --shadow-card: 0 10px 26px rgba(21, 112, 239, 0.08);
  --radius-xl: 24px;
  --radius-lg: 18px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Tahoma, sans-serif;
  color: var(--text-main);
  background:
      radial-gradient(circle at top left, rgba(21, 112, 239, 0.14), transparent 30%),
      radial-gradient(circle at bottom right, rgba(103, 198, 255, 0.14), transparent 25%),
      linear-gradient(180deg, #f5fbff 0%, #eef6ff 52%, #f9fcff 100%);
  min-height: 100vh;
}

.app-shell { min-height: 100vh; }
.premium-nav {
  background: linear-gradient(90deg, #0d63dd 0%, #2284ff 60%, #4aa7ff 100%);
  backdrop-filter: blur(14px);
}
.navbar-brand { letter-spacing: .2px; }
.nav-link {
  border-radius: 999px;
  padding: .55rem 1rem !important;
  color: rgba(255,255,255,.85) !important;
}
.nav-link.active, .nav-link:hover {
  background: rgba(255,255,255,.16);
  color: #fff !important;
}

.page-wrap {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 16px 48px;
}

.hero-card,
.premium-card,
.stat-card,
.lesson-card,
.quiz-card,
.table-card,
.badge-card,
.glass-panel {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
}

.hero-card {
  padding: 28px;
  background: linear-gradient(135deg, rgba(14,97,223,0.95), rgba(50,147,255,0.88));
  color: white;
  overflow: hidden;
  position: relative;
}
.hero-card::after {
  content: "";
  position: absolute;
  width: 260px; height: 260px;
  right: -90px; top: -70px;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
}
.hero-card h1, .hero-card h2, .hero-card h3, .hero-card p { position: relative; z-index: 1; }

.stat-card {
  padding: 22px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,.95), rgba(243,249,255,.95));
}
.stat-icon {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: linear-gradient(135deg, #dcecff, #eef7ff);
  color: var(--primary);
  font-size: 1.35rem;
  box-shadow: inset 0 0 0 1px rgba(21,112,239,.08);
}

.premium-card, .table-card, .badge-card, .quiz-card, .lesson-card { padding: 24px; }
.lesson-card:hover, .stat-card:hover, .premium-card:hover {
  transform: translateY(-2px);
  transition: all .2s ease;
  box-shadow: 0 18px 32px rgba(21, 112, 239, 0.14);
}

.muted { color: var(--text-soft); }
.metric-number {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.1;
}
.metric-label { color: var(--text-soft); font-size: .95rem; }

.section-title {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.progress.premium-progress {
  height: 12px;
  border-radius: 999px;
  background: #dfeeff;
  overflow: hidden;
}
.premium-progress .progress-bar {
  border-radius: 999px;
  background: linear-gradient(90deg, #1570ef 0%, #57b1ff 100%);
}

.btn-premium {
  background: linear-gradient(90deg, #1570ef 0%, #2e8fff 100%);
  border: none;
  color: #fff;
  border-radius: 999px;
  padding: .8rem 1.25rem;
  font-weight: 700;
  box-shadow: 0 10px 22px rgba(21,112,239,.22);
}
.btn-premium:hover { color:#fff; background: linear-gradient(90deg, #0f62d4 0%, #2d83f2 100%); }
.btn-soft {
  background: var(--primary-soft);
  color: var(--primary-dark);
  border: 1px solid rgba(21,112,239,.1);
  border-radius: 999px;
}

.badge-chip {
  background: #eff7ff;
  color: var(--primary-dark);
  padding: .5rem .85rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: .85rem;
}

.level-beginner, .level-explorer, .level-solver, .level-challenger, .level-genius, .level-master {
  display:inline-flex; align-items:center; gap:8px; font-weight:800; border-radius:999px; padding:8px 14px;
}
.level-beginner { background: #eef5ff; color: #375c9a; }
.level-explorer { background: #ecf8ff; color: #1363a9; }
.level-solver { background: #e8fdf9; color: #0b7a6e; }
.level-challenger { background: #fef7e8; color: #9a6a06; }
.level-genius { background: #f4efff; color: #5d33b7; }
.level-master { background: #eaf3ff; color: #0c53af; }

.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.auth-card {
  max-width: 980px;
  width: 100%;
  border-radius: 30px;
  overflow: hidden;
  background: rgba(255,255,255,.9);
  box-shadow: 0 24px 50px rgba(18, 92, 188, 0.15);
  border: 1px solid rgba(21,112,239,.08);
}
.auth-visual {
  min-height: 100%;
  background: linear-gradient(150deg, #0d63dd 0%, #30a2ff 100%);
  color: white;
  padding: 42px 34px;
  position: relative;
}
.auth-visual::after {
  content: '';
  position: absolute;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: rgba(255,255,255,.10);
  bottom: -60px; right: -30px;
}
.auth-form { padding: 38px 34px; }
.form-control, .form-select {
  padding: .85rem 1rem;
  border-radius: 16px;
  border-color: rgba(21,112,239,.14);
}
.form-control:focus, .form-select:focus {
  border-color: #4b9eff;
  box-shadow: 0 0 0 .22rem rgba(21,112,239,.12);
}

.table-premium thead th {
  background: #f2f8ff;
  color: #245085;
  border-bottom: none;
  font-size: .92rem;
}
.table-premium td, .table-premium th { vertical-align: middle; border-color: #eef4ff; }
.rank-pill {
  width: 34px; height: 34px; border-radius: 50%; display:inline-flex; align-items:center; justify-content:center;
  background:#ebf4ff; color: var(--primary-dark); font-weight:800;
}

.lesson-status {
  display:inline-flex; align-items:center; gap:8px; padding:6px 12px; border-radius:999px; font-weight:700; font-size:.85rem;
}
.status-not_started { background:#eef4ff; color:#3c66a3; }
.status-in_progress { background:#fff5db; color:#996c00; }
.status-completed { background:#eafaf4; color:#127d54; }

.question-block { border:1px solid #e8f2ff; border-radius:18px; padding:18px; background:#fbfdff; }
.option-card { border:1px solid #e1eeff; border-radius:16px; padding:12px 14px; cursor:pointer; transition: all .2s ease; }
.option-card:hover { background: #f2f8ff; border-color: #b8dbff; }

.footer-note { color: var(--text-soft); font-size: .9rem; }

@media (max-width: 767px) {
  .hero-card { padding: 22px; }
  .metric-number { font-size: 1.7rem; }
  .auth-form, .auth-visual { padding: 28px 22px; }
}

/* ===== Phase UI Upgrade: Premium Blue Learning Workspace ===== */
.page-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.page-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border-radius: 999px;
  background: rgba(255,255,255,.20);
  color: #fff;
  font-weight: 800;
  font-size: .86rem;
}
.action-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: .68rem 1rem;
  border: 1px solid rgba(21,112,239,.14);
  background: rgba(255,255,255,.82);
  color: var(--primary-dark);
  text-decoration: none;
  font-weight: 800;
  box-shadow: 0 8px 20px rgba(21,112,239,.10);
}
.action-pill:hover { color: var(--primary-dark); transform: translateY(-1px); }
.blue-mini-card {
  background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(239,248,255,.94));
  border: 1px solid rgba(21,112,239,.12);
  border-radius: 22px;
  padding: 18px;
  box-shadow: var(--shadow-card);
}
.lesson-grid-card {
  min-height: 100%;
  display:flex;
  flex-direction:column;
  position:relative;
  overflow:hidden;
}
.lesson-grid-card::before {
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:6px;
  background: linear-gradient(90deg, #1570ef, #65c1ff);
}
.lesson-no-bubble {
  width:46px; height:46px;
  border-radius:16px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-weight:900;
  color:#fff;
  background: linear-gradient(135deg, #1570ef, #55b6ff);
  box-shadow: 0 12px 22px rgba(21,112,239,.24);
}
.lesson-meta-list {
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap:10px;
  margin: 16px 0;
}
.lesson-meta-item {
  padding: 10px 12px;
  border-radius: 16px;
  background:#f4f9ff;
  border: 1px solid #e5f1ff;
}
.lesson-meta-item .label { display:block; color: var(--text-soft); font-size:.78rem; }
.lesson-meta-item .value { display:block; font-weight:900; color:var(--text-main); }
.filter-panel {
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(21,112,239,.12);
  box-shadow: var(--shadow-card);
  border-radius: 24px;
  padding: 18px;
}
.search-input {
  position: relative;
}
.search-input i {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  color: #6f8db7;
}
.search-input input { padding-left: 44px; }
.empty-state {
  text-align:center;
  padding: 48px 18px;
  color: var(--text-soft);
}
.empty-state i { font-size: 3rem; color:#9ccaff; }
.admin-action-group { display:flex; justify-content:flex-end; gap:8px; flex-wrap:wrap; }
.btn-icon-soft {
  width:38px; height:38px;
  display:inline-flex; align-items:center; justify-content:center;
  border-radius:14px;
  background:#eef7ff;
  color:var(--primary-dark);
  border:1px solid #dceeff;
  text-decoration:none;
}
.btn-icon-soft:hover { background:#e2f1ff; color:var(--primary-dark); }
.btn-icon-danger {
  width:38px; height:38px;
  display:inline-flex; align-items:center; justify-content:center;
  border-radius:14px;
  background:#fff1f2;
  color:#dc2626;
  border:1px solid #ffe1e4;
}
.form-section-title {
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:900;
  margin-bottom:16px;
}
.form-section-title i {
  width:36px; height:36px; border-radius:12px;
  display:inline-flex; align-items:center; justify-content:center;
  background:#eaf4ff; color:var(--primary);
}
.lesson-activity-layout {
  display:grid;
  grid-template-columns: 320px minmax(0,1fr);
  gap:24px;
}
.sticky-panel { position: sticky; top: 92px; align-self:start; }
.mission-step {
  display:flex;
  gap:12px;
  padding:13px 0;
  border-bottom:1px solid #e9f3ff;
}
.mission-step:last-child { border-bottom:0; }
.mission-dot {
  width:30px; height:30px; border-radius:50%; flex:0 0 30px;
  display:inline-flex; align-items:center; justify-content:center;
  background: #e9f4ff; color:var(--primary); font-weight:900;
}
.question-number {
  width:42px; height:42px;
  border-radius:15px;
  display:inline-flex; align-items:center; justify-content:center;
  background: linear-gradient(135deg,#1570ef,#56b7ff);
  color:white; font-weight:900;
}
.question-toolbar {
  display:flex; justify-content:space-between; align-items:flex-start; gap:14px; flex-wrap:wrap;
}
.answer-feedback {
  padding: 12px 14px;
  border-radius: 16px;
  background:#f5fbff;
  border:1px solid #e3f1ff;
}
.mobile-bottom-action {
  display:none;
}

@media (max-width: 991px) {
  .lesson-activity-layout { grid-template-columns: 1fr; }
  .sticky-panel { position: static; }
}
@media (max-width: 575px) {
  .lesson-meta-list { grid-template-columns: 1fr; }
  .admin-action-group { justify-content:flex-start; }
  .mobile-bottom-action {
    display:block;
    position: sticky;
    bottom: 14px;
    z-index: 10;
    margin-top: 18px;
  }
}

/* Phase 2: student registration + student management + CSV import */
.register-page .auth-card { max-width: 1120px; }
.auth-feature {
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 14px;
  border-radius:18px;
  background: rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(8px);
}
.auth-feature i { color:#d8efff; }
.input-icon-wrap {
  position:relative;
}
.input-icon-wrap > i {
  position:absolute;
  left:16px;
  top:50%;
  transform:translateY(-50%);
  color:var(--primary);
  opacity:.85;
  z-index:2;
}
.input-icon-wrap .form-control,
.input-icon-wrap .form-select {
  padding-left:44px;
}
.form-hint {
  color:var(--text-soft);
  font-size:.82rem;
  margin-top:6px;
}
.filter-bar {
  background: linear-gradient(180deg, rgba(245,250,255,.95), rgba(250,253,255,.95));
  border:1px solid #e2f0ff;
  border-radius:20px;
  padding:14px;
}
.student-avatar {
  width:46px;
  height:46px;
  border-radius:16px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-weight:900;
  background:linear-gradient(135deg,#1570ef,#62c0ff);
  box-shadow:0 10px 18px rgba(21,112,239,.18);
  flex:0 0 46px;
}
.score-pill {
  display:inline-flex;
  min-width:64px;
  align-items:center;
  justify-content:center;
  padding:7px 12px;
  border-radius:999px;
  background:linear-gradient(90deg,#eaf4ff,#f6fbff);
  border:1px solid #dcebff;
  color:#0f5fd0;
  font-weight:900;
}
.student-table tbody tr:hover {
  background:#f7fbff;
}
.upload-zone {
  border:1.5px dashed #b8dafd;
  border-radius:24px;
  padding:28px 18px;
  text-align:center;
  background:linear-gradient(180deg,#f6fbff,#ffffff);
}
.upload-zone > i {
  font-size:2.4rem;
  color:var(--primary);
  display:block;
  margin-bottom:10px;
}
.csv-format-box {
  background:#f5faff;
  border:1px solid #e4f0ff;
  border-radius:18px;
  padding:16px;
  line-height:1.9;
  overflow:auto;
}
.import-status {
  display:inline-flex;
  align-items:center;
  border-radius:999px;
  font-weight:800;
  font-size:.82rem;
  padding:7px 11px;
}
.import-status.ok {
  background:#eafaf4;
  color:#127d54;
}
.import-status.bad {
  background:#fff1f2;
  color:#dc2626;
}
.empty-state {
  background:linear-gradient(180deg,#f8fcff,#fff);
  border:1px solid #e7f2ff;
  border-radius:24px;
}
.modal-content {
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
}
@media (max-width: 991px) {
  .register-card .auth-visual { min-height:auto; }
}


/* Phase 3: lesson result / after mission */
.result-advice {
  border: 1px solid rgba(21,112,239,.12);
}
.result-success {
  background: linear-gradient(135deg, #ecfff6, #f7fffb);
}
.result-primary {
  background: linear-gradient(135deg, #eef7ff, #f8fcff);
}
.result-warning {
  background: linear-gradient(135deg, #fff8e8, #fffdf6);
}
.result-danger {
  background: linear-gradient(135deg, #fff1f1, #fff8f8);
}
.question-review-card {
  background: #fbfdff;
  border: 1px solid #e5f2ff;
  border-radius: 20px;
  padding: 18px;
  box-shadow: 0 8px 18px rgba(21, 112, 239, 0.05);
}
.question-review-card details summary {
  cursor: pointer;
  list-style: none;
}
.question-review-card details summary::-webkit-details-marker {
  display: none;
}
.question-review-card details summary::before {
  content: "＋";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--primary-soft);
}
.question-review-card details[open] summary::before {
  content: "－";
}
.after-mission-card {
  border-radius: 24px;
  padding: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(244,250,255,.96));
  border: 1px solid rgba(21,112,239,.12);
  box-shadow: var(--shadow-card);
}


/* Phase 4: After Mission Activities - Modern Premium UI */
.modern-bg {
  background:
    radial-gradient(circle at 12% 8%, rgba(99,102,241,.13), transparent 28%),
    radial-gradient(circle at 90% 12%, rgba(6,182,212,.13), transparent 30%),
    radial-gradient(circle at 80% 90%, rgba(236,72,153,.09), transparent 26%);
}
.after-hero {
  position: relative;
  overflow: hidden;
  border-radius: 30px;
  padding: 30px;
  color: #fff;
  box-shadow: 0 24px 60px rgba(15, 80, 180, .18);
}
.after-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .9;
  background: linear-gradient(135deg, rgba(255,255,255,.12), rgba(255,255,255,0));
}
.after-hero::after {
  content: "";
  position: absolute;
  width: 280px;
  height: 280px;
  right: -90px;
  top: -120px;
  border-radius: 999px;
  background: rgba(255,255,255,.14);
}
.after-hero > * { position: relative; z-index: 1; }
.after-tone-blue { background: linear-gradient(135deg, #2563eb, #06b6d4); }
.after-tone-violet { background: linear-gradient(135deg, #7c3aed, #2563eb); }
.after-tone-cyan { background: linear-gradient(135deg, #0891b2, #38bdf8); }
.after-tone-indigo { background: linear-gradient(135deg, #4f46e5, #0ea5e9); }
.after-tone-emerald { background: linear-gradient(135deg, #059669, #06b6d4); }
.after-tone-pink { background: linear-gradient(135deg, #db2777, #7c3aed); }
.after-tone-amber { background: linear-gradient(135deg, #f59e0b, #ef4444); }

.after-pill {
  display: inline-flex;
  align-items: center;
  padding: .55rem .9rem;
  border-radius: 999px;
  background: rgba(255,255,255,.18);
  backdrop-filter: blur(14px);
  font-weight: 800;
  border: 1px solid rgba(255,255,255,.25);
}
.after-score-card {
  padding: 22px;
  border-radius: 24px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.26);
  backdrop-filter: blur(18px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.18);
}
.after-panel {
  background: rgba(255,255,255,.90);
  border: 1px solid rgba(59,130,246,.12);
  border-radius: 28px;
  box-shadow: 0 18px 42px rgba(30, 80, 170, .10);
  padding: 24px;
  backdrop-filter: blur(18px);
}
.after-instruction {
  display: flex;
  gap: 14px;
  padding: 18px;
  border-radius: 22px;
  background: linear-gradient(135deg, #eef7ff, #f7f3ff);
  border: 1px solid #e2edff;
  color: #1b3766;
}
.after-instruction i {
  font-size: 1.35rem;
  color: #2563eb;
}
.after-textarea {
  min-height: 116px;
  background: linear-gradient(180deg, #ffffff, #fbfdff);
}
.btn-modern {
  border: none;
  color: #fff;
  border-radius: 999px;
  padding: .82rem 1.25rem;
  font-weight: 800;
  background: linear-gradient(90deg, #2563eb, #06b6d4, #7c3aed);
  background-size: 180% 180%;
  box-shadow: 0 14px 28px rgba(37, 99, 235, .22);
  transition: all .18s ease;
}
.btn-modern:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 18px 34px rgba(37, 99, 235, .28);
}
.after-tip {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border-radius: 18px;
  background: #f7fbff;
  border: 1px solid #e5f2ff;
  color: #29466f;
}
.after-tip span {
  display: inline-flex;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, #dbeafe, #e0f2fe);
  color: #2563eb;
  font-weight: 900;
}
.after-attempt, .after-admin-card {
  padding: 16px;
  border-radius: 20px;
  border: 1px solid #e5f2ff;
  background: linear-gradient(180deg, #ffffff, #f8fbff);
  box-shadow: 0 8px 18px rgba(37,99,235,.06);
}
.after-mini-stat {
  border-radius: 16px;
  padding: 14px;
  background: #f5faff;
  border: 1px solid #e4f0ff;
  text-align: center;
}
.after-mini-stat strong {
  display: block;
  font-size: 1.35rem;
  color: #1d4ed8;
}
.after-mini-stat span {
  display: block;
  font-size: .78rem;
  color: #64748b;
}
.after-response-box {
  min-height: 120px;
  padding: 14px;
  border-radius: 18px;
  background: #f8fbff;
  border: 1px solid #e5f2ff;
  color: #213a60;
  font-size: .92rem;
}
.after-timer {
  display: inline-flex;
  align-items: center;
  padding: .55rem .8rem;
  border-radius: 999px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.22);
  font-weight: 800;
}
.after-timer.time-up {
  background: rgba(239,68,68,.22);
}
@media (max-width: 767px) {
  .after-hero { padding: 24px; border-radius: 24px; }
  .after-panel { padding: 18px; border-radius: 22px; }
}


/* Phase 5: Between-Class Practice + My Badges Activities */
.practice-task-card {
  padding: 16px;
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff, #f8fcff);
  border: 1px solid #e4f0ff;
  box-shadow: 0 10px 24px rgba(37,99,235,.06);
  transition: all .18s ease;
}
.practice-task-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(37,99,235,.12);
}
.after-mini-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .45rem .7rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #dbeafe, #e0f2fe);
  color: #1d4ed8;
  font-size: .8rem;
  font-weight: 900;
  white-space: nowrap;
}
.badge-mission-card {
  padding: 16px;
  border-radius: 24px;
  border: 1px solid #e5f2ff;
  background: linear-gradient(180deg, rgba(255,255,255,.97), rgba(248,251,255,.97));
  box-shadow: 0 12px 28px rgba(79,70,229,.07);
  transition: all .18s ease;
}
.badge-mission-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(79,70,229,.13);
}
.badge-mission-card.earned {
  border-color: rgba(37,99,235,.18);
}
.badge-mission-card.locked {
  background: linear-gradient(180deg, #ffffff, #f8fafc);
}
.badge-orb {
  width: 56px;
  height: 56px;
  border-radius: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 56px;
  font-size: 1.4rem;
  background: linear-gradient(135deg, #e0e7ff, #dbeafe, #e0f2fe);
  color: #4f46e5;
  box-shadow: inset 0 0 0 1px rgba(79,70,229,.12);
}
.badge-mission-card.earned .badge-orb {
  background: linear-gradient(135deg, #fef3c7, #dbeafe, #f5d0fe);
  color: #7c3aed;
}
.practice-empty {
  padding: 42px;
  border-radius: 28px;
  background: linear-gradient(135deg, #f8fbff, #f7f3ff);
  border: 1px dashed #cfe3ff;
}