/* Minimal theme tokens and shared styles */
:root{
  --bg:#ffffff;
  --text:#111827;
  --muted-text:#6b7280;
  --card-bg:#ffffff;
  --border:#e5e7eb;
  --accent:#2563eb;
  --accent-contrast:#ffffff;
  --surface:#f8fafc;
  --surface-strong:#eef2ff;
  --shadow:0 20px 45px rgba(15, 23, 42, .08);
  --shadow-soft:0 10px 30px rgba(15, 23, 42, .05);
}

/* Base defaults (kept subtle to avoid clobbering inline styles) */
body{background:linear-gradient(180deg,#f8fbff 0%,var(--bg) 240px);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;margin:0}
.card{background:var(--card-bg);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-soft)}
a{color:var(--accent)}
code{background:#f3f4f6;padding:2px 6px;border-radius:8px;overflow-wrap:anywhere;word-break:break-word}
pre{background:#f3f4f6;padding:2px 6px;border-radius:8px;overflow:auto}
table{border-collapse:collapse;width:100%}
th,td{padding:12px 14px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
th{font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted-text);background:rgba(148,163,184,.08)}
input,select,textarea,button,.btn{font:inherit}
input,select,textarea{width:100%;max-width:100%;padding:12px 14px;border:1px solid #cbd5e1;border-radius:14px;background:#fff;color:var(--text);box-sizing:border-box}
textarea{min-height:120px;resize:vertical}
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 16px;border:1px solid transparent;border-radius:14px;background:var(--accent);color:var(--accent-contrast);cursor:pointer;text-decoration:none;font-weight:600;box-sizing:border-box}
button:hover,.btn:hover{filter:brightness(.98);text-decoration:none}
.btn-secondary{background:#fff;color:var(--text);border-color:var(--border)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}
.btn-danger{background:#b91c1c;color:#fff}
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:18px;background:#fff}
.table-wrap>table{min-width:640px}
.muted{color:var(--muted-text);font-size:13px}
.error,.ok,.info{margin-top:8px}

/* Accessible focus states */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:2px;
}

/* Buttons (light touch; leave existing inline styles intact) */
button,.btn{border-radius:6px;transition:background-color .15s ease, color .15s ease, border-color .15s ease}

/* Theme: Kids (friendly/bright, larger tap targets) */
body.theme-kids{
  --bg:#fffdf8;
  --text:#0b1220;
  --muted-text:#6b7280;
  --card-bg:#ffffff;
  --border:#f3e8ff;
  --accent:#f59e0b;
  --accent-contrast:#0b1220;
  --surface:#fff7ed;
  --surface-strong:#fde68a;
  font-size:18px;
}
body.theme-kids input,
body.theme-kids button,
body.theme-kids select{
  min-height:44px;
}

/* Theme: Parent (neutral, slightly denser) */
body.theme-parent{
  --bg:#ffffff;
  --text:#111827;
  --muted-text:#6b7280;
  --card-bg:#ffffff;
  --border:#e5e7eb;
  --accent:#2563eb;
  --accent-contrast:#ffffff;
  --surface:#f8fafc;
  --surface-strong:#dbeafe;
  font-size:16px;
}

/* Theme: Admin (pragmatic tables, clearer focus) */
body.theme-admin{
  --bg:#ffffff;
  --text:#111827;
  --muted-text:#6b7280;
  --card-bg:#ffffff;
  --border:#e5e7eb;
  --accent:#111827;
  --accent-contrast:#ffffff;
  --surface:#f8fafc;
  --surface-strong:#e5e7eb;
  font-size:15px;
}
body.theme-admin table tbody tr:hover{
  background:#f9fafb;
}
body.theme-admin th{
  background:#f9fafb;
}

/* Modern shared shell, navigation, cards, forms, tables, stats, and kid-card styles for the redesigned parent/admin interface */
.nw-shell{max-width:1240px;margin:0 auto;padding:20px}
.nw-topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px;padding:18px 22px;border:1px solid rgba(148,163,184,.18);border-radius:24px;background:rgba(255,255,255,.84);backdrop-filter:blur(12px);box-shadow:var(--shadow-soft)}
.nw-brand-wrap{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.nw-brand{display:inline-flex;align-items:center;gap:12px;font-weight:800;font-size:20px;color:var(--text);text-decoration:none}
.nw-brand:hover{text-decoration:none}
.nw-brand-mark{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--accent),#60a5fa);color:#fff;box-shadow:0 12px 24px rgba(37,99,235,.28)}
.nw-context{font-size:13px;color:var(--muted-text);padding:8px 12px;border-radius:999px;background:rgba(148,163,184,.12)}
.nw-top-actions{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap;justify-content:flex-end}
.nw-account{text-align:right;min-width:0}
.nw-account-role{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-text)}
.nw-account-name{font-weight:700;overflow-wrap:anywhere}
.nw-top-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.nw-pill-link{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:999px;border:1px solid rgba(148,163,184,.24);background:#fff;color:var(--text);text-decoration:none;font-weight:600}
.nw-pill-link:hover{text-decoration:none;background:#f8fafc}
.nw-pill-link-strong{background:var(--text);border-color:var(--text);color:#fff}
.nw-lang-toggle{display:inline-flex;align-items:center;gap:10px;flex-wrap:wrap;max-width:100%;padding:8px 10px;border:1px solid rgba(148,163,184,.24);border-radius:999px;background:#fff;color:var(--text);box-shadow:var(--shadow-soft);box-sizing:border-box}
.nw-lang-label{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-text)}
.nw-lang-options{display:inline-flex;align-items:center;gap:6px;flex-wrap:wrap}
.nw-lang-link{display:inline-flex;align-items:center;justify-content:center;padding:8px 12px;border-radius:999px;border:1px solid transparent;color:var(--text);font-weight:700;line-height:1;text-decoration:none}
.nw-lang-link:hover{text-decoration:none;background:var(--surface)}
.nw-lang-link.active{background:var(--text);border-color:var(--text);color:#fff}
.nw-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px}
.nw-nav-link{display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border-radius:16px;background:rgba(255,255,255,.7);border:1px solid rgba(148,163,184,.18);color:var(--text);text-decoration:none;font-weight:600;box-shadow:var(--shadow-soft);min-width:0;min-height:48px;text-align:center;line-height:1.3}
.nw-nav-link:hover{text-decoration:none;background:#fff}
.nw-nav-link.active{background:var(--text);border-color:var(--text);color:#fff}
.nw-main{display:flex;flex-direction:column;gap:18px}
.nw-page-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap}
.nw-page-heading h1{margin:0;font-size:34px;line-height:1.05}
.nw-page-heading p{margin:8px 0 0;color:var(--muted-text);max-width:760px}
.nw-heading-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-start}
.nw-stack{display:flex;flex-direction:column;gap:12px}
.nw-grid{display:grid;gap:18px}
.nw-grid-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.nw-grid-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.nw-panel{padding:22px}
.nw-panel h2,.nw-panel h3{margin:0 0 12px}
.nw-panel p:first-child{margin-top:0}
.nw-message{padding:14px 16px;border-radius:18px;border:1px solid transparent;box-shadow:var(--shadow-soft)}
.nw-message-error{background:#fff1f2;border-color:#fecdd3;color:#b91c1c}
.nw-message-ok{background:#ecfdf5;border-color:#a7f3d0;color:#065f46}
.nw-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}
.nw-stat{padding:20px;border-radius:22px;border:1px solid rgba(148,163,184,.16);background:linear-gradient(180deg,#fff,rgba(248,250,252,.95));box-shadow:var(--shadow-soft)}
.nw-stat-label{font-size:13px;color:var(--muted-text);margin-bottom:8px}
.nw-stat-value{font-size:32px;font-weight:800;line-height:1}
.nw-stat-note{font-size:13px;color:var(--muted-text);margin-top:8px}
.nw-actions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.nw-action-card{padding:20px;border-radius:22px;border:1px solid rgba(148,163,184,.16);background:#fff;box-shadow:var(--shadow-soft)}
.nw-action-card h3{margin:0 0 8px}
.nw-action-card p{margin:0 0 14px;color:var(--muted-text)}
.nw-kid-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.nw-kid-card{position:relative;overflow:hidden;padding:20px;border-radius:24px;background:#fff;border:1px solid rgba(148,163,184,.16);box-shadow:var(--shadow-soft)}
.nw-kid-card::after{content:'';position:absolute;inset:auto -40px -40px auto;width:120px;height:120px;border-radius:999px;background:var(--kid-accent, var(--accent));opacity:.12}
.nw-kid-avatar{display:inline-flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:18px;background:var(--kid-accent, var(--accent));color:#fff;font-weight:800;font-size:20px;box-shadow:0 14px 28px rgba(15,23,42,.16)}
.nw-kid-name{margin:14px 0 4px;font-size:20px;font-weight:800}
.nw-kid-meta{color:var(--muted-text);font-size:14px;margin-bottom:14px}
.nw-kid-links{display:flex;gap:10px;flex-wrap:wrap;position:relative;z-index:1}
.nw-kid-links a{display:inline-flex;align-items:center;justify-content:center;padding:10px 12px;border-radius:14px;background:#fff;border:1px solid rgba(148,163,184,.2);text-decoration:none;color:var(--text);font-weight:600}
.nw-kid-links a:hover{text-decoration:none;background:#f8fafc}
.nw-form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.nw-range-field{display:flex;flex-direction:column;gap:10px;padding:16px;border:1px solid rgba(148,163,184,.16);border-radius:18px;background:linear-gradient(180deg,#fff,rgba(248,250,252,.92));box-shadow:var(--shadow-soft)}
.nw-range-label{display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:600}
.nw-range-value{display:inline-flex;align-items:center;justify-content:center;min-width:56px;padding:6px 10px;border-radius:999px;background:var(--surface-strong);color:var(--text);font-size:13px;font-weight:700}
.nw-range-input{padding:0;border:none;border-radius:0;background:transparent;box-shadow:none;appearance:none;-webkit-appearance:none}
.nw-range-input::-webkit-slider-runnable-track{height:8px;border-radius:999px;background:linear-gradient(90deg,var(--accent),#93c5fd)}
.nw-range-input::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:22px;height:22px;margin-top:-7px;border-radius:50%;border:2px solid #fff;background:var(--text);box-shadow:0 8px 18px rgba(15,23,42,.18)}
.nw-range-input::-moz-range-track{height:8px;border:none;border-radius:999px;background:linear-gradient(90deg,var(--accent),#93c5fd)}
.nw-range-input::-moz-range-thumb{width:22px;height:22px;border:none;border-radius:50%;background:var(--text);box-shadow:0 8px 18px rgba(15,23,42,.18)}
.nw-range-hints{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted-text)}
.nw-form-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-start;margin-top:14px}
.nw-inline-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-start}
.nw-inline-actions>form,.nw-form-actions>form,.nw-heading-actions>form,.nw-pub-actions>form{margin:0}
.nw-card-head{display:flex;align-items:center;gap:12px;min-width:0}
.nw-card-head-spaced{margin-bottom:10px}
.nw-card-head-copy{min-width:0;overflow-wrap:anywhere}
.nw-check-field{display:flex;align-items:center;gap:10px;min-height:44px}
.nw-form-grid .nw-check-field{margin-top:28px}
.nw-check-field input{width:auto;flex:0 0 auto;margin:0}
.nw-pagination{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap;margin-top:14px}
.nw-pagination-meta{min-width:0;flex:1 1 280px}
.nw-pagination-links{display:flex;gap:8px;flex-wrap:wrap}
.nw-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow-soft)}
.nw-empty{padding:26px;border:1px dashed #cbd5e1;border-radius:22px;background:rgba(255,255,255,.72);text-align:center;color:var(--muted-text)}
.nw-tabs{display:flex;gap:10px;flex-wrap:wrap}
.nw-tab{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:999px;border:1px solid rgba(148,163,184,.22);background:#fff;color:var(--text);text-decoration:none;font-weight:600}
.nw-tab.active{background:var(--text);border-color:var(--text);color:#fff}
.nw-section-split{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
.nw-section-split .card{height:100%}
.nw-library-video-trigger{width:100%;padding:0;border:none;background:transparent;color:inherit;display:grid;grid-template-columns:120px minmax(0,1fr);gap:14px;align-items:center;text-align:left}
.nw-library-video-trigger:hover{filter:none}
.nw-library-video-thumb{display:block;width:120px;max-width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:14px;border:1px solid var(--border);background:#e5e7eb}
.nw-library-video-meta{display:flex;flex-direction:column;gap:6px;min-width:0}
.nw-library-video-title{font-weight:700;line-height:1.35;color:var(--text);word-break:break-word}
.nw-library-video-channel{font-size:13px;color:var(--muted-text);word-break:break-word}
.nw-modal-backdrop{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;background:rgba(15,23,42,.72)}
.nw-modal-backdrop[hidden]{display:none}
.nw-modal-card{width:min(960px,100%);max-height:calc(100vh - 48px);overflow:auto;padding:22px}
.nw-modal-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px}
.nw-modal-title-block{min-width:0}
.nw-modal-kicker{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-text);margin-bottom:6px}
.nw-modal-video-title{margin:0;font-size:26px;line-height:1.2;word-break:break-word}
.nw-modal-video-channel{margin:8px 0 0}
.nw-video-frame-wrap{position:relative;width:100%;padding-top:56.25%;border-radius:18px;overflow:hidden;background:#000;box-shadow:var(--shadow)}
.nw-video-frame-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.w3-small .nw-pill-link,.w3-small .nw-pill-link-strong{padding:8px 12px}

/* Public library cards (minimalistic list) */
.nw-pub-list{display:flex;flex-direction:column;gap:14px}
.nw-pub-card{display:grid;grid-template-columns:1fr auto;gap:14px 20px;align-items:start;padding:18px 20px;border:1px solid var(--border);border-radius:18px;background:#fff;box-shadow:var(--shadow-soft)}
.nw-pub-main{min-width:0}
.nw-pub-name{font-weight:800;font-size:16px;line-height:1.3;margin:0}
.nw-pub-meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;margin-top:6px;font-size:13px;color:var(--muted-text)}
.nw-pub-meta span{white-space:nowrap}
.nw-pub-actions{display:flex;align-items:flex-start;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.nw-pub-actions>*{max-width:100%}
.nw-pub-btn{display:inline-flex;align-items:center;justify-content:center;padding:7px 13px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text);font-weight:600;font-size:13px;cursor:pointer;text-decoration:none;white-space:nowrap;transition:background .15s,border-color .15s}
.nw-pub-btn:hover{background:var(--surface);text-decoration:none}
.nw-pub-btn-primary{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}
.nw-pub-btn-primary:hover{filter:brightness(.95)}

/* Star rating (clickable, hover managed via JS) */
.nw-stars{display:inline-flex;gap:2px;cursor:pointer;font-size:18px;line-height:1;vertical-align:middle}
.nw-stars .nw-star{color:#d1d5db;transition:color .12s;cursor:pointer;background:none;border:none;padding:0;font:inherit;line-height:1}
.nw-stars .nw-star.filled{color:#f59e0b}

/* Kid-picker popover (appears on Add click) */
.nw-kid-picker{position:relative;display:inline-block;min-width:0}
.nw-kid-picker-menu{display:none;position:absolute;right:0;top:calc(100% + 6px);z-index:50;min-width:180px;padding:8px;border:1px solid var(--border);border-radius:14px;background:#fff;box-shadow:var(--shadow);flex-direction:column;gap:4px}
.nw-kid-picker-menu.open{display:flex}
.nw-kid-picker-item{display:block;width:100%;padding:8px 12px;border:none;border-radius:10px;background:transparent;color:var(--text);font:inherit;font-weight:600;font-size:14px;text-align:left;cursor:pointer}
.nw-kid-picker-item:hover{background:var(--surface)}

/* Tooltip helper */
[data-tooltip]{position:relative}
[data-tooltip]:hover::after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);padding:6px 10px;border-radius:8px;background:var(--text);color:#fff;font-size:12px;font-weight:500;white-space:nowrap;z-index:60;pointer-events:none;box-shadow:0 4px 12px rgba(0,0,0,.15)}

@media (max-width: 840px){
  .nw-shell{padding:14px}
  .nw-topbar{padding:16px;align-items:flex-start}
  .nw-top-actions{width:100%;justify-content:space-between}
  .nw-account{text-align:left}
  .nw-top-links{width:100%;justify-content:flex-start}
  .nw-page-heading h1{font-size:28px}
  .nw-section-split{grid-template-columns:1fr}
  .nw-library-video-trigger{grid-template-columns:96px minmax(0,1fr);gap:12px}
  .nw-library-video-thumb{width:96px}
}
@media (max-width: 640px){
  .nw-top-links,.nw-heading-actions,.nw-inline-actions,.nw-kid-links,.nw-form-actions,.nw-pub-actions,.nw-pagination-links{width:100%}
  .nw-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
  .nw-nav-link{width:auto}
  .nw-card-head{align-items:flex-start}
  .nw-top-links>*,.nw-heading-actions>*,.nw-inline-actions>*,.nw-kid-links>*,.nw-form-actions>*,.nw-pub-actions>*,.nw-pagination-links>*{width:100%}
  .nw-top-links>form>*,.nw-heading-actions>form>*,.nw-inline-actions>form>*,.nw-form-actions>form>*,.nw-pub-actions>form>*,.nw-pagination-links>form>*,.nw-pub-actions>.nw-kid-picker>*{width:100%}
  .nw-lang-toggle{width:100%;justify-content:space-between;border-radius:18px}
  .nw-lang-options{width:100%;justify-content:stretch}
  .nw-lang-link{flex:1 1 0}
  .nw-form-grid .nw-check-field{margin-top:0}
  .nw-pagination{width:100%}
  .nw-pagination-meta{flex-basis:100%}
  .nw-library-video-trigger{grid-template-columns:1fr}
  .nw-library-video-thumb{width:100%}
  .nw-modal-backdrop{padding:12px}
  .nw-modal-card{padding:16px;max-height:calc(100vh - 24px)}
  .nw-modal-header{flex-direction:column}
  .nw-pub-card{grid-template-columns:1fr}
  .nw-pub-actions{justify-content:flex-start}
  .nw-pub-meta span{white-space:normal}
  .nw-kid-picker-menu{right:auto;left:0;width:min(100%,280px)}
}
@media (max-width: 420px){
  .nw-nav{grid-template-columns:1fr}
  .nw-page-heading h1{font-size:24px}
}