/* ==========================================================================
   Student / Parent Portal — shares the LearnNest Kids visual language
   ========================================================================== */
:root{
  --primary:#4F46E5;
  --primary-dark:#4338CA;
  --secondary:#06B6D4;
  --accent:#F59E0B;
  --success:#22C55E;
  --danger:#EF4444;
  --bg:#F8FAFC;
  --text:#0F172A;
  --muted:#64748B;
  --border:#E5E9F2;
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 15px 40px rgba(15,23,42,.08);
  --font-display:'Baloo 2','Poppins',sans-serif;
  --font-body:'Poppins',sans-serif;
}
*,*::before,*::after{ box-sizing:border-box; }
body{
  margin:0; font-family:var(--font-body); color:var(--text); background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{ font-family:var(--font-display); margin:0; }
a{ text-decoration:none; color:inherit; }
ul{ list-style:none; margin:0; padding:0; }
.container{ max-width:1200px; margin:0 auto; padding:0 24px; }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-weight:600; font-size:.92rem; padding:12px 22px; border-radius:12px;
  border:none; cursor:pointer; transition:transform .15s ease, background .15s ease;
}
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--primary); color:#fff; }
.btn-primary:hover{ background:var(--primary-dark); }
.btn-block{ width:100%; }
.btn-outline{ background:#fff; color:var(--primary); border:2px solid var(--primary); }
.btn-ghost{ background:transparent; color:var(--muted); }

/* ---------- Auth pages (login/register/otp/forgot) ---------- */
.auth-body{
  min-height:100vh; display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--secondary)); padding:32px 16px;
}
.auth-card{
  background:#fff; width:440px; max-width:100%; border-radius:var(--radius);
  padding:36px 34px; box-shadow:0 30px 60px rgba(0,0,0,.25);
}
.auth-logo{ display:flex; align-items:center; gap:10px; justify-content:center; margin-bottom:18px; }
.auth-logo .logo-img{ height:58px; width:auto; }
.auth-logo .icon{
  width:42px; height:42px; border-radius:12px; background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#fff; display:flex; align-items:center; justify-content:center; font-size:1.2rem;
}
.auth-logo strong{ font-family:var(--font-display); font-size:1.15rem; }
.auth-card h1{ text-align:center; font-size:1.4rem; margin-bottom:4px; }
.auth-sub{ text-align:center; color:var(--muted); font-size:.85rem; margin:0 0 22px; }

.role-tabs{ display:flex; background:var(--bg); border-radius:12px; padding:4px; margin-bottom:20px; }
.role-tabs a{
  flex:1; text-align:center; padding:9px 0; border-radius:9px; font-size:.85rem; font-weight:600; color:var(--muted);
}
.role-tabs a.active{ background:#fff; color:var(--primary); box-shadow:var(--shadow); }
.role-tabs-4{ flex-wrap:wrap; }
.role-tabs-4 a{ flex:1 1 45%; }

.field{ margin-bottom:16px; }
.field label{ display:block; font-size:.8rem; font-weight:600; margin-bottom:6px; }
.field input, .field select{
  width:100%; padding:11px 13px; border-radius:10px; border:1px solid var(--border); font-size:.9rem; font-family:inherit;
}
.field input:focus, .field select:focus{ outline:none; border-color:var(--primary); }
.field-row{ display:flex; gap:12px; }
.field-row .field{ flex:1; }
.field-hint{ font-size:.72rem; color:var(--muted); margin-top:5px; }

.auth-links{ display:flex; justify-content:space-between; font-size:.8rem; margin-top:14px; }
.auth-links a{ color:var(--primary); font-weight:600; }
.auth-switch{ text-align:center; margin-top:20px; font-size:.85rem; color:var(--muted); }
.auth-switch a{ color:var(--primary); font-weight:600; }

.alert{ padding:11px 14px; border-radius:10px; font-size:.85rem; margin-bottom:16px; }
.alert-error{ background:#FEF2F2; color:#B91C1C; border:1px solid #FECACA; }
.alert-success{ background:#F0FDF4; color:#15803D; border:1px solid #BBF7D0; }
.alert-info{ background:#EFF6FF; color:#1D4ED8; border:1px solid #BFDBFE; }

.otp-boxes{ display:flex; gap:10px; justify-content:center; margin-bottom:8px; }
.otp-boxes input{
  width:46px; height:52px; text-align:center; font-size:1.2rem; font-weight:700;
  border-radius:10px; border:1px solid var(--border);
}
.otp-timer{ text-align:center; font-size:.78rem; color:var(--muted); margin:10px 0 20px; }
.mock-note{ background:#FFFBEB; border:1px solid #FDE68A; color:#92400E; font-size:.75rem; padding:8px 12px; border-radius:8px; margin-bottom:18px; }

/* ---------- Portal shell (dashboard/profile/subject/ebook) ---------- */
.portal-header{
  background:#fff; border-bottom:1px solid var(--border); position:sticky; top:0; z-index:50;
}
.portal-header-inner{ display:flex; align-items:center; justify-content:space-between; height:70px; }
.portal-logo{ display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:700; }
.portal-logo .logo-img{ height:52px; width:auto; }
.portal-logo .icon{
  width:38px; height:38px; border-radius:10px; background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#fff; display:flex; align-items:center; justify-content:center; font-size:1rem;
}
.portal-user{ display:flex; align-items:center; gap:14px; }
.portal-user .avatar{
  width:38px; height:38px; border-radius:50%; background:var(--primary); color:#fff; display:flex;
  align-items:center; justify-content:center; font-weight:700; font-size:.85rem; overflow:hidden;
}
.portal-user .avatar img{ width:100%; height:100%; object-fit:cover; }
.portal-user .meta{ font-size:.82rem; line-height:1.3; }
.portal-user .meta strong{ display:block; }
.portal-user .meta span{ color:var(--muted); font-size:.72rem; }
.portal-nav{ display:flex; gap:18px; font-size:.86rem; font-weight:500; }
.portal-nav a:hover{ color:var(--primary); }
.logout-btn{ color:var(--danger); font-weight:600; font-size:.85rem; }

.portal-main{ padding:36px 0 64px; }
.welcome-banner{
  background:linear-gradient(120deg,var(--primary),#7C3AED,var(--secondary)); color:#fff;
  border-radius:var(--radius); padding:32px; margin-bottom:32px; display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:16px;
}
.welcome-banner h1{ font-size:1.5rem; margin-bottom:6px; }
.welcome-banner p{ margin:0; opacity:.9; font-size:.9rem; }

.section-title{ font-size:1.3rem; margin-bottom:18px; }

.subject-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(200px,1fr)); gap:18px; margin-bottom:36px; }
.subject-tile{
  background:#fff; border:1px solid var(--border); border-radius:var(--radius-sm); padding:22px;
  text-align:center; box-shadow:var(--shadow); transition:transform .15s ease;
}
.subject-tile:hover{ transform:translateY(-4px); }
.subject-tile .icon{
  width:52px; height:52px; border-radius:14px; margin:0 auto 12px; display:flex; align-items:center;
  justify-content:center; font-size:1.4rem; color:#fff;
}
.subject-tile .card-image-media{ overflow:hidden; }
/*.subject-tile .card-image-media img{ display:block; width:100%; height:100%; object-fit:cover; }*/
.subject-tile .card-image-media.has-card-image{
  width:86px; height:86px; border-radius:18px; background:#fff !important;
  border:1px solid #EEF2F7; box-shadow:0 7px 16px rgba(15,23,42,.08);
}
.subject-tile .card-image-media.has-card-image img{
  display:block; width:100%; height:100%; padding:5px; object-fit:contain; background:#fff;
}

.subject-tile h3{ font-size:1rem; margin-bottom:4px; }
.subject-tile span{ font-size:.78rem; color:var(--muted); }

.task-list{ display:flex; flex-direction:column; gap:12px; margin-bottom:8px; }
.task-item{
  background:#fff; border:1px solid var(--border); border-radius:var(--radius-sm); padding:16px 18px;
  display:flex; align-items:center; gap:14px;
}
.task-item .dot{ width:10px; height:10px; border-radius:50%; background:var(--accent); flex-shrink:0; }
.task-item strong{ display:block; font-size:.9rem; }
.task-item span{ font-size:.78rem; color:var(--muted); }
.task-item .badge{ margin-left:auto; font-size:.72rem; font-weight:600; padding:5px 10px; border-radius:20px; background:#FFFBEB; color:#92400E; }

.card{ background:#fff; border:1px solid var(--border); border-radius:var(--radius); padding:28px; box-shadow:var(--shadow); }
.profile-grid{ display:grid; grid-template-columns:220px 1fr; gap:32px; }
.avatar-upload{ text-align:center; }
.avatar-upload .avatar-lg{
  width:140px; height:140px; border-radius:50%; background:var(--bg); border:2px dashed var(--border);
  display:flex; align-items:center; justify-content:center; font-size:2.4rem; color:var(--muted); margin:0 auto 14px; overflow:hidden;
}
.avatar-upload .avatar-lg img{ width:100%; height:100%; object-fit:cover; }

.toc-list{ display:flex; flex-direction:column; gap:14px; }
.toc-item{
  background:#fff; border:1px solid var(--border); border-radius:var(--radius-sm); padding:18px 20px;
  display:flex; align-items:center; justify-content:between; flex-wrap:wrap; gap:14px;
}
.toc-item .toc-title{ font-weight:600; flex:1 1 100%; margin-bottom:4px; }
.toc-resources{ display:flex; gap:10px; flex-wrap:wrap; }
.res-chip{
  display:inline-flex; align-items:center; gap:8px; padding:8px 14px; border-radius:20px; font-size:.82rem; font-weight:500;
  border:1px solid var(--border); background:var(--bg);
}
.res-chip.ebook{ color:var(--primary); }
.res-chip.game{ color:#EA580C; }
.res-chip.locked{ opacity:.45; cursor:not-allowed; }

.pdf-frame{ width:100%; height:80vh; border:1px solid var(--border); border-radius:var(--radius-sm); }
.empty-state{ text-align:center; padding:60px 20px; color:var(--muted); }
.empty-state i{ font-size:2.4rem; margin-bottom:14px; display:block; color:var(--border); }
.portal-nav-toggle{
  display:none; background:none; border:none; font-size:1.2rem; color:var(--text); cursor:pointer; padding:4px 6px;
}

@media (max-width:720px){
  .profile-grid{ grid-template-columns:1fr; }
      .portal-nav{
    display:none; position:absolute; top:70px; left:0; right:0; background:#fff; flex-direction:column; gap:0;
    border-bottom:1px solid var(--border); box-shadow:var(--shadow); padding:6px 0; z-index:60;
  }
  .portal-nav.open{ display:flex; }
  .portal-nav a{ padding:12px 24px; }
  .portal-nav a:hover{ background:var(--bg); }
  .portal-nav-toggle{ display:inline-flex; align-items:center; justify-content:center; }
  .portal-user .meta{ display:none; }
}

/* ---------- Footer quick links ---------- */
.portal-footer{ border-top:1px solid var(--border); margin-top:40px; padding:22px 0 40px; }
.portal-footer-links{ display:flex; gap:26px; justify-content:center; flex-wrap:wrap; font-size:.85rem; font-weight:500; color:var(--muted); }
.portal-footer-links a:hover{ color:var(--primary); }

/* ---------- Worksheets: landing hero + search + filters ---------- */
.ws-hero{
  background:linear-gradient(120deg,var(--primary),#7C3AED,var(--secondary)); color:#fff;
  border-radius:var(--radius); padding:36px 32px; margin-bottom:20px;
}
.ws-hero h1{ font-size:1.6rem; margin-bottom:6px; }
.ws-hero p{ margin:0 0 20px; opacity:.9; font-size:.92rem; }
.ws-search{
  background:#fff; border-radius:14px; padding:12px 16px; display:flex; align-items:center; gap:10px; max-width:520px;
}
.ws-search i{ color:var(--muted); }
.ws-search input{ border:none; outline:none; flex:1; font-size:.92rem; font-family:inherit; color:var(--text); }

.ws-filter-bar{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:8px; }
.ws-filter-bar select{
  padding:9px 12px; border-radius:10px; border:1px solid var(--border); font-size:.82rem; font-family:inherit; background:#fff; color:var(--text);
}

/* ---------- Worksheet cards ---------- */
.ws-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:24px; }
.ws-card{
  background:#fff; border:1px solid var(--border); border-radius:var(--radius-sm); overflow:hidden; box-shadow:var(--shadow);
  display:flex; flex-direction:column; transition:transform .15s ease;
}
.ws-card:hover{ transform:translateY(-4px); }
.ws-card-preview{
  height:320px; background:#F8FAFC; position:relative; overflow:hidden; border-bottom:1px solid var(--border);
}
.ws-card-preview iframe{ width:100%; height:100%; display:block; border:0; background:#F8FAFC; }
.ws-card-preview img{ width:100%; height:100%; display:block; object-fit:cover; }
.ws-card-preview-empty{ display:flex; align-items:center; justify-content:center; background:#F1F5F9; color:#CBD5E1; font-size:2.5rem; }
.ws-card-thumb{ display:block; height:150px; background-color:var(--bg); background-size:cover; background-position:center; position:relative; }
.ws-card-thumb-empty{ display:flex; align-items:center; justify-content:center; font-size:2rem; color:var(--border); }
.ws-badge{
  position:absolute; top:10px; left:10px; font-size:.68rem; font-weight:700; padding:4px 10px; border-radius:20px; color:#fff;
}
.ws-badge-featured{ background:var(--accent); }
.ws-badge-popular{ background:var(--secondary); }
.ws-card-body{ padding:16px; display:flex; flex-direction:column; gap:6px; flex:1; }
.ws-card-meta{ font-size:.72rem; color:var(--muted); text-transform:uppercase; letter-spacing:.4px; }
.ws-card-title{ font-weight:700; font-size:.95rem; color:var(--text); line-height:1.3; }
.ws-card-title:hover{ color:var(--primary); }
.ws-card-desc{ font-size:.8rem; color:var(--muted); margin:0; flex:1; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.ws-card-footer{ display:flex; align-items:center; justify-content:space-between; margin-top:6px; font-size:.75rem; color:var(--muted); }
.ws-card-actions{ display:flex; gap:6px; }

/* ---------- Worksheet detail page ---------- */
.ws-breadcrumb{ font-size:.8rem; color:var(--muted); margin-bottom:18px; display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.ws-breadcrumb a{ color:var(--muted); }
.ws-breadcrumb a:hover{ color:var(--primary); }
.ws-breadcrumb span{ color:var(--text); font-weight:600; }

.ws-detail-grid{ display:grid; grid-template-columns:360px 1fr; gap:32px; }
.ws-detail-cover{ width:100%; border-radius:var(--radius-sm); object-fit:cover; aspect-ratio:4/3; border:1px solid var(--border); }
.ws-detail-pdf{ width:100%; min-height:560px; border:1px solid var(--border); border-radius:var(--radius-sm); background:#fff; }
.ws-detail-cover-empty{ display:flex; align-items:center; justify-content:center; font-size:3rem; color:var(--border); background:var(--bg); }
.ws-gallery{ display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin-top:12px; }
.ws-gallery-thumb{ width:100%; aspect-ratio:1/1; object-fit:cover; border-radius:8px; border:1px solid var(--border); cursor:zoom-in; }

.ws-detail-tags{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom:14px; }
.ws-chip{ font-size:.74rem; font-weight:600; padding:6px 12px; border-radius:20px; background:var(--bg); border:1px solid var(--border); color:var(--muted); }
.ws-chip-easy{ background:#F0FDF4; color:#15803D; border-color:#BBF7D0; }
.ws-chip-medium{ background:#FFFBEB; color:#92400E; border-color:#FDE68A; }
.ws-chip-hard{ background:#FEF2F2; color:#B91C1C; border-color:#FECACA; }

.ws-detail-title{ font-size:1.5rem; margin-bottom:10px; }
.ws-detail-desc{ color:var(--muted); font-size:.92rem; line-height:1.6; margin-bottom:16px; }
.ws-facts{ display:flex; gap:20px; flex-wrap:wrap; list-style:none; margin:0 0 20px; padding:0; font-size:.82rem; color:var(--muted); }
.ws-facts li{ display:flex; align-items:center; gap:6px; }
.ws-subheading{ font-size:.85rem; margin:18px 0 8px; }
.ws-outcomes{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:6px; font-size:.85rem; color:var(--text); }
.ws-outcomes li{ display:flex; align-items:center; gap:8px; }
.ws-outcomes i{ color:var(--success); }
.ws-detail-actions{ display:flex; gap:10px; flex-wrap:wrap; margin-top:22px; }

.ws-lightbox{
  display:none; position:fixed; inset:0; background:rgba(15,23,42,.92); z-index:200; align-items:center; justify-content:center;
}
.ws-lightbox.open{ display:flex; }
.ws-lightbox img{ max-width:88vw; max-height:86vh; border-radius:8px; }
.ws-lightbox-close{ position:absolute; top:20px; right:24px; background:none; border:none; color:#fff; font-size:2rem; cursor:pointer; }
.ws-lightbox-nav{ position:absolute; top:50%; transform:translateY(-50%); background:rgba(255,255,255,.15); border:none; color:#fff; width:44px; height:44px; border-radius:50%; font-size:1.1rem; cursor:pointer; }
.ws-lightbox-prev{ left:20px; }
.ws-lightbox-next{ right:20px; }

@media (max-width:820px){
  .ws-grid{ grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); gap:16px; }
  .ws-card-preview{ height:280px; }
  .ws-detail-grid{ grid-template-columns:1fr; }
  .ws-detail-pdf{ min-height:480px; }
  .ws-gallery{ grid-template-columns:repeat(3,1fr); }
}
@media print{
  .portal-header, .portal-footer, .ws-detail-actions, .ws-breadcrumb, .ws-gallery{ display:none !important; }
}
.field-error{ display:block; color:var(--danger); font-size:.76rem; margin-top:5px; min-height:0; }

/* ---------- Data tables (School/Teacher dashboards) ---------- */
.data-table-wrap{ overflow-x:auto; background:#fff; border:1px solid var(--border); border-radius:var(--radius-sm); margin-bottom:32px; }
.data-table{ width:100%; border-collapse:collapse; font-size:.85rem; }
.data-table th{ text-align:left; padding:12px 16px; background:var(--bg); color:var(--muted); font-weight:600; font-size:.75rem; text-transform:uppercase; letter-spacing:.4px; }
.data-table td{ padding:12px 16px; border-top:1px solid var(--border); }
.data-table tr:hover td{ background:var(--bg); }
.badge{ display:inline-block; padding:4px 10px; border-radius:20px; font-size:.72rem; font-weight:600; }
.badge-active{ background:#ECFDF5; color:#059669; }
.badge-inactive{ background:#FEF2F2; color:#DC2626; }

/* ---------- Manage People: full-width two-column layout ---------- */
.manage-people-layout{ display:grid; grid-template-columns:400px 1fr; gap:28px; align-items:start; }
@media (max-width:900px){
  .manage-people-layout{ grid-template-columns:1fr; }
}

.actions-cell{ display:flex; gap:6px; flex-wrap:wrap; }
.btn-block{ display:block; width:100%; text-align:center; }