/* ==== css/base.css ==== */
/* ============================================================
   base.css — Targetblasters design tokens (reference app theme)
   warm cream · burnt orange · deep green · pastel tiles
   ============================================================ */
:root{
  --brand:#E2661A;            /* burnt orange  */
  --brand-2:#C4520C;
  --brand-soft:#FBEAD7;
  --green:#2A7D4F;            /* deep green CTA */
  --green-2:#1F6B41;
  --green-soft:#D9EBDE;
  --peach:#F8E3C0;
  --mint:#D5E8D9;
  --pink:#F6D7D2;
  --tile:#F6E8D2;             /* beige "tap to read" tiles */
  --tile-ic:#8A4B12;

  --bg:#F7F0E8;
  --surface:#FBFAF8;
  --surface-2:#F1EDE6;
  --text:#201B16;
  --muted:#8D867C;
  --border:#EAE1D4;
  --border-2:#F0E9DE;

  --success:#1F7A4D; --success-soft:#DCEDE2;
  --danger:#C0392B;  --danger-soft:#F6D7D2;
  --warn:#B7791F;    --warn-soft:#F8E3C0;
  --info:#2A7D4F;    --info-soft:#D9EBDE;

  --radius:18px; --radius-sm:12px; --radius-lg:24px;
  --shadow:0 2px 10px rgba(48,36,22,.06);
  --shadow-lg:0 14px 40px rgba(48,36,22,.14);
  --sidebar-w:250px; --tabbar-h:64px;
  --font:'Segoe UI',system-ui,-apple-system,Roboto,'Noto Sans Devanagari','Mangal',Arial,sans-serif;
}
[data-theme="dark"]{
  --brand:#F08A3E; --brand-2:#E2661A; --brand-soft:#3A2A1B;
  --green:#4CAF7D; --green-2:#3D9B69; --green-soft:#173225;
  --peach:#3A2E1D; --mint:#1B2E22; --pink:#3A211D; --tile:#33291C; --tile-ic:#E8B57E;
  --bg:#171310; --surface:#211B16; --surface-2:#1B1613;
  --text:#F2EDE6; --muted:#A79E92; --border:#332B23; --border-2:#2A231C;
  --success:#4CAF7D; --success-soft:#173225;
  --danger:#E57368; --danger-soft:#3A211D;
  --warn:#D9A441; --warn-soft:#3A2E1D;
  --info:#4CAF7D; --info-soft:#1B2E22;
  --shadow:0 2px 10px rgba(0,0,0,.35);
  --shadow-lg:0 16px 44px rgba(0,0,0,.5);
}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font); background:var(--bg); color:var(--text);
  -webkit-font-smoothing:antialiased; line-height:1.55; font-size:15px;
}
h1,h2,h3,h4,h5{margin:0 0 .4rem; line-height:1.25; font-weight:800; letter-spacing:-.01em}
h1{font-size:1.6rem} h2{font-size:1.3rem} h3{font-size:1.08rem} h4{font-size:1rem}
p{margin:0 0 .7rem}
a{color:var(--brand); text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
code{background:var(--surface-2); border:1px solid var(--border); padding:.1rem .35rem; border-radius:6px; font-size:.88em}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-size:.82rem}
.muted{color:var(--muted)} .small{font-size:.82rem} .ta-r{text-align:right} .ta-c{text-align:center}
.hidden{display:none !important}
.no-scroll{overflow:hidden}
.center{display:flex;align-items:center;justify-content:center}
.row{display:flex;align-items:center;gap:.6rem}
.row.wrap{flex-wrap:wrap}
.spacer{flex:1}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:.7rem}
@media(max-width:640px){.grid-2,.grid-3{grid-template-columns:1fr}}
.sec-label{font-size:.7rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin:1.1rem 0 .5rem}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4rem;
  padding:.6rem 1.05rem;border-radius:13px;border:1px solid transparent;
  font:inherit;font-weight:700;cursor:pointer;transition:.15s;white-space:nowrap;
  background:var(--surface);color:var(--text);border-color:var(--border);
}
.btn:hover{filter:brightness(.98);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.btn-primary{background:var(--brand);color:#fff;border:none;box-shadow:0 6px 16px rgba(226,102,26,.25)}
.btn-success{background:var(--green);color:#fff;border:none;box-shadow:0 6px 16px rgba(42,125,79,.22)}
.btn-danger{background:var(--danger);color:#fff;border:none}
.btn-ghost{background:var(--surface);border-color:var(--border);color:var(--text)}
.btn-ghost:hover{background:var(--surface-2)}
.btn-danger-ghost{background:var(--danger-soft);border-color:transparent;color:var(--danger)}
.btn-sm{padding:.42rem .75rem;font-size:.85rem;border-radius:11px}
.btn-xs{padding:.26rem .55rem;font-size:.78rem;border-radius:9px}
.btn-lg{padding:.85rem 1.5rem;font-size:1.02rem;border-radius:15px}
.btn-block{width:100%}
.icon-btn{background:var(--surface);border:none;cursor:pointer;color:var(--text);font-size:1rem;
  width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
.icon-btn:hover{background:var(--surface-2)}

/* ---------- forms ---------- */
.field{display:block;margin-bottom:.85rem}
.field-label{display:block;font-size:.8rem;font-weight:700;color:var(--muted);margin-bottom:.3rem}
.input{
  width:100%;padding:.65rem .8rem;border:1px solid var(--border);border-radius:13px;
  background:var(--surface);color:var(--text);font:inherit;transition:.15s;
}
.input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(226,102,26,.15)}
textarea.input{resize:vertical;min-height:70px}
select.input{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238D867C' stroke-width='3'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat:no-repeat;background-position:right .7rem center;padding-right:2rem}
.check{display:flex;align-items:center;gap:.45rem;cursor:pointer;font-size:.9rem;margin-bottom:.3rem}
.check input{width:17px;height:17px;accent-color:var(--brand);cursor:pointer}
/* orange iOS-style switch (reference jaisa) */
.switch{display:inline-flex;align-items:center;gap:.5rem;cursor:pointer}
.switch input{display:none}
.switch .track{width:46px;height:26px;background:#D8D2C8;border-radius:99px;position:relative;transition:.2s}
.switch .track::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.25)}
.switch input:checked + .track{background:var(--brand)}
.switch input:checked + .track::after{transform:translateX(20px)}

/* ---------- cards ---------- */
.card{background:var(--surface);border:1px solid var(--border-2);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-pad{padding:1.05rem}
.card-head{padding:.9rem 1.05rem;border-bottom:1px solid var(--border-2);display:flex;align-items:center;gap:.6rem}
.card-head h3{margin:0}
.card-foot{padding:.8rem 1.05rem;border-top:1px solid var(--border-2);display:flex;gap:.5rem;align-items:center;justify-content:flex-end}

/* ---------- badges / chips ---------- */
.badge{display:inline-flex;align-items:center;gap:.25rem;padding:.16rem .55rem;border-radius:99px;
  background:var(--brand-soft);color:var(--brand-2);font-size:.72rem;font-weight:800;letter-spacing:.02em}
.badge-green{background:var(--green-soft);color:var(--green-2)}
.badge-red{background:var(--danger-soft);color:var(--danger)}
.badge-amber{background:var(--peach);color:var(--brand-2)}
.badge-gray{background:var(--surface-2);color:var(--muted)}
.chip{padding:.38rem .85rem;border-radius:99px;border:1px solid var(--border);background:var(--surface);
  cursor:pointer;font-size:.85rem;font-weight:700;color:var(--muted);transition:.15s}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff}

/* ---------- table ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--border-2);border-radius:var(--radius);background:var(--surface)}
.table{width:100%;border-collapse:collapse;font-size:.9rem}
.table th{text-align:left;padding:.65rem .8rem;background:var(--surface-2);color:var(--muted);
  font-size:.72rem;text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border);white-space:nowrap;font-weight:800}
.table td{padding:.65rem .8rem;border-bottom:1px solid var(--border-2);vertical-align:middle}
.table tbody tr:last-child td{border-bottom:none}
.table tbody tr:hover{background:var(--surface-2)}
.row-actions{display:flex;gap:.3rem;justify-content:flex-end}

/* ---------- progress ---------- */
.pbar{position:relative;height:7px;background:var(--border);border-radius:99px;overflow:hidden}
.pbar-fill{height:100%;border-radius:99px;transition:width .5s ease;background:var(--brand)}
.pbar-label{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:0}

/* ---------- loading / empty ---------- */
.loading{padding:3rem 1rem;text-align:center}
.spin{width:34px;height:34px;margin:0 auto .8rem;border:3px solid var(--border);border-top-color:var(--brand);
  border-radius:50%;animation:sp .7s linear infinite}
.spin.sm{width:16px;height:16px;border-width:2px;margin:0}
@keyframes sp{to{transform:rotate(360deg)}}
.empty{padding:2.6rem 1rem;text-align:center;color:var(--muted)}
.empty-ic{font-size:2.6rem;margin-bottom:.4rem;opacity:.85}
.empty h3{color:var(--text);margin-bottom:.2rem}

/* ---------- toast ---------- */
.toast-box{position:fixed;right:16px;bottom:calc(16px + var(--tabbar-offset,0px));z-index:9999;display:flex;flex-direction:column;gap:.5rem;max-width:min(92vw,380px)}
.toast{display:flex;gap:.55rem;align-items:flex-start;background:var(--surface);color:var(--text);
  border:1px solid var(--border-2);border-left:4px solid var(--brand);border-radius:14px;padding:.7rem .9rem;
  box-shadow:var(--shadow-lg);font-size:.9rem;transform:translateX(120%);opacity:0;transition:.3s cubic-bezier(.2,.8,.2,1)}
.toast.show{transform:translateX(0);opacity:1}
.toast-success{border-left-color:var(--green)} .toast-error{border-left-color:var(--danger)}
.toast-warn{border-left-color:var(--warn)}
.toast-ic{font-size:1rem;line-height:1.2}

/* ---------- modal ---------- */
.modal-backdrop{position:fixed;inset:0;background:rgba(32,27,22,.5);backdrop-filter:blur(3px);
  z-index:9000;display:flex;align-items:center;justify-content:center;padding:16px;opacity:0;transition:.2s}
.modal-backdrop.open{opacity:1}
.modal{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;
  max-height:92vh;display:flex;flex-direction:column;transform:translateY(14px) scale(.98);transition:.22s;position:relative}
.modal-backdrop.open .modal{transform:none}
.modal-sm{max-width:420px} .modal-md{max-width:600px} .modal-lg{max-width:860px} .modal-xl{max-width:1100px}
.modal-head{padding:.95rem 1.1rem;border-bottom:1px solid var(--border-2);display:flex;align-items:center;justify-content:space-between;gap:.5rem}
.modal-head h3{margin:0}
.modal-close-x{position:absolute;top:10px;right:10px;z-index:2}
.modal-body{padding:1.1rem;overflow-y:auto}
.modal-foot{padding:.85rem 1.1rem;border-top:1px solid var(--border-2);display:flex;gap:.5rem;justify-content:flex-end}
@media(max-width:640px){ .modal-body{padding:.9rem} }

/* ---------- rich text (notes) ---------- */
.richtext{font-size:.98rem;line-height:1.75}
.richtext h2,.richtext h3,.richtext h4{margin:1.1rem 0 .45rem}
.richtext ul,.richtext ol{padding-left:1.4rem;margin:.5rem 0}
.richtext li{margin:.22rem 0}
.richtext table{border-collapse:collapse;width:100%;margin:.8rem 0;font-size:.9rem}
.richtext th,.richtext td{border:1px solid var(--border);padding:.4rem .6rem;text-align:left}
.richtext th{background:var(--surface-2)}
.richtext blockquote{border-left:4px solid var(--brand);margin:.8rem 0;padding:.4rem .9rem;background:var(--brand-soft);border-radius:0 10px 10px 0}
.richtext .note-tip{background:var(--peach);border-left:4px solid var(--brand);padding:.7rem .9rem;border-radius:0 12px 12px 0;margin:.9rem 0;color:var(--text)}
.richtext img{border-radius:12px}
.richtext code{background:var(--surface-2)}

/* ---------- misc ---------- */
.divider{height:1px;background:var(--border);margin:1rem 0}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.scroll-x{overflow-x:auto}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:var(--muted)}

/* ==== css/layout.css ==== */
/* ============================================================
   layout.css — app shell + bottom tab bar + public pages
   ============================================================ */

/* ---------- PUBLIC / LANDING ---------- */
.pub{min-height:100vh;display:flex;flex-direction:column}
.pub-nav{position:sticky;top:0;z-index:50;background:rgba(247,240,232,.9);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border)}
[data-theme="dark"] .pub-nav{background:rgba(23,19,16,.9)}
.pub-nav-in{max-width:1180px;margin:0 auto;padding:.7rem 1rem;display:flex;align-items:center;gap:.8rem}
.logo{display:flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.1rem;letter-spacing:-.02em;color:var(--text)}
.logo:hover{text-decoration:none}
.logo-img{width:38px;height:38px;border-radius:12px;object-fit:contain;flex-shrink:0;background:transparent}
.logo-img.lg{width:56px;height:56px}
.boot-logo{width:72px;height:72px;object-fit:contain;display:block;margin:0 auto .9rem}
.logo-mark{width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  display:grid;place-items:center;color:#fff;font-size:1.1rem;box-shadow:0 6px 14px rgba(226,102,26,.3)}
.pub-links{display:flex;gap:.2rem;margin-left:1rem}
.pub-links a{padding:.45rem .8rem;border-radius:10px;color:var(--muted);font-weight:700;font-size:.92rem}
.pub-links a:hover{background:var(--surface);color:var(--text);text-decoration:none}

.hero{width:100%;max-width:1180px;margin:0 auto;padding:3.2rem 1rem 2rem;display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center}
.hero h1{font-size:clamp(1.9rem,4.4vw,2.9rem);line-height:1.14;letter-spacing:-.03em}
.hero .grad{background:linear-gradient(115deg,var(--brand),var(--brand-2) 55%,var(--green));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.04rem;color:var(--muted);max-width:52ch}
.hero-cta{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1.1rem}
.hero-art{background:var(--peach);border:1px solid var(--border-2);border-radius:26px;padding:1.1rem;box-shadow:var(--shadow-lg)}
@media(max-width:900px){
  .hero{grid-template-columns:1fr;padding:1.6rem 1rem 1.2rem;gap:1.2rem}
  .hero-art{order:2}
  .hero h1{font-size:1.75rem}
  .hero p.lead{font-size:.95rem}
}
@media(max-width:640px){
  .pub-links{display:none}
  .pub-nav-in{padding:.6rem .8rem;gap:.5rem}
  .section{padding:1.4rem .9rem}
  .section-head{margin-bottom:.8rem}
  .crumb{display:none}
  .hero-cta .btn{flex:1;min-width:130px}
}

.section{width:100%;max-width:1180px;margin:0 auto;padding:2.2rem 1rem}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:1rem;margin-bottom:1.1rem;flex-wrap:wrap}
.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1rem}
.feat{background:var(--surface);border:1px solid var(--border-2);border-radius:var(--radius);padding:1.1rem;transition:.2s;box-shadow:var(--shadow)}
.feat:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.feat-ic{width:44px;height:44px;border-radius:13px;background:var(--brand-soft);display:grid;place-items:center;font-size:1.3rem;margin-bottom:.6rem}
.pub-foot{margin-top:auto;border-top:1px solid var(--border);padding:1.2rem 1rem;text-align:center;color:var(--muted);font-size:.86rem}

/* ---------- AUTH ---------- */
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.auth-art{background:linear-gradient(155deg,var(--brand) 0%,var(--brand-2) 60%,#8f3a08 100%);color:#fff;padding:2.4rem;display:flex;flex-direction:column;justify-content:center}
.auth-art h2{font-size:1.9rem;color:#fff}
.auth-art ul{padding-left:1.1rem;opacity:.94;line-height:1.9}
.auth-form{display:flex;align-items:center;justify-content:center;padding:1.5rem}
.auth-card{width:100%;max-width:400px}
.auth-mobile-demo{display:none}
@media(max-width:880px){
  .auth-wrap{grid-template-columns:1fr}
  .auth-art{display:none}
  .auth-mobile-demo{display:block;margin-top:1rem;background:var(--peach);border-radius:14px;padding:.7rem .8rem}
  .auth-form{padding:1rem .9rem}
}

/* ---------- APP SHELL ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:var(--sidebar-w);flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);
  position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:100;transition:transform .25s;
}
.side-top{padding:.95rem 1rem;border-bottom:1px solid var(--border-2);display:flex;align-items:center;gap:.5rem}
.side-nav{padding:.7rem .55rem;overflow-y:auto;flex:1}
.side-label{font-size:.68rem;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);
  padding:.8rem .6rem .35rem;font-weight:800}
.navlink{display:flex;align-items:center;gap:.6rem;padding:.58rem .7rem;border-radius:12px;
  color:var(--muted);font-weight:700;font-size:.92rem;cursor:pointer;border:none;background:none;width:100%;text-align:left}
.navlink:hover{background:var(--surface-2);color:var(--text);text-decoration:none}
.navlink.active{background:var(--brand);color:#fff;box-shadow:0 6px 14px rgba(226,102,26,.25)}
.navlink .nic{width:22px;text-align:center;font-size:1rem}
.navlink .nbadge{margin-left:auto;background:var(--danger);color:#fff;border-radius:99px;font-size:.68rem;padding:.05rem .4rem;font-weight:800}
.side-foot{padding:.7rem;border-top:1px solid var(--border-2)}
.user-mini{display:flex;align-items:center;gap:.6rem;padding:.45rem;border-radius:13px;cursor:pointer}
.user-mini:hover{background:var(--surface-2)}
.avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:.85rem;flex-shrink:0;border:2px solid #fff;box-shadow:var(--shadow)}
.avatar.lg{width:58px;height:58px;font-size:1.2rem}

.main{flex:1;min-width:0;margin-left:var(--sidebar-w);display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:60;background:rgba(247,240,232,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);padding:.6rem 1.1rem;display:flex;align-items:center;gap:.7rem}
[data-theme="dark"] .topbar{background:rgba(23,19,16,.92)}
.topbar h1{font-size:1.05rem;margin:0}
.content{padding:1.15rem;flex:1;max-width:1180px;width:100%;margin:0 auto}
.content.wide{max-width:1400px}
.hamburger{display:none}
.scrim{display:none}

/* ---------- MOBILE BOTTOM TAB BAR (reference jaisa) ---------- */
.tabbar{display:none}
@media(max-width:980px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:none;box-shadow:var(--shadow-lg)}
  .main{margin-left:0}
  .hamburger{display:inline-flex}
  .scrim.show{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:99}
  .content{padding:.9rem .9rem calc(var(--tabbar-h) + 18px)}
  .topbar{padding:.55rem .8rem}
  .toast-box{bottom:calc(var(--tabbar-h) + 12px)}

  .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:120;height:var(--tabbar-h);
    background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom)}
  .tabbar button{flex:1;border:none;background:none;cursor:pointer;display:flex;flex-direction:column;
    align-items:center;justify-content:center;gap:.15rem;color:var(--muted);font:inherit;font-size:.68rem;font-weight:700}
  .tabbar button .tic{font-size:1.25rem;line-height:1;filter:grayscale(1);opacity:.75}
  .tabbar button.active{color:var(--brand)}
  .tabbar button.active .tic{filter:none;opacity:1}
}

/* ---------- page header ---------- */
.page-head{display:flex;align-items:flex-start;gap:1rem;margin-bottom:1.05rem;flex-wrap:wrap}
.page-head h1{margin-bottom:.15rem}
.page-head .sub{color:var(--muted);font-size:.92rem}
.crumb{display:flex;gap:.4rem;align-items:center;font-size:.84rem;color:var(--muted);margin-bottom:.5rem;flex-wrap:wrap}
.crumb a{color:var(--muted)} .crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.5}

/* app-style page top (mobile): back + title + action */
.appbar{display:flex;align-items:center;gap:.6rem;margin-bottom:.9rem}
.appbar h1{font-size:1.15rem;margin:0;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.appbar .icon-btn{box-shadow:none;background:transparent}

/* ==== src/admin/shared/components.css ==== */
/* ============================================================
 * Admin component styles that are visually shared with student
 * cards/question/result primitives.  Kept in the Admin source
 * tree so editing a Student page stylesheet cannot unexpectedly
 * alter the separately-deployed Admin application.
 * ========================================================== */

/* Category grid used by Admin Categories */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.8rem}

/* Course cards used by Admin Courses */
.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:.95rem}
.course-card{background:var(--surface);border:1px solid var(--border-2);border-radius:18px;overflow:hidden;
  display:flex;flex-direction:column;transition:.2s;box-shadow:var(--shadow);cursor:pointer;position:relative}
.course-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.cc-cover{height:104px;overflow:hidden;background:linear-gradient(135deg,#C0392B,#8E2418);display:grid;place-items:center;
  font-size:2.6rem;color:#fff;position:relative}
.cc-cover img{width:100%;height:100%;object-fit:cover;display:block}
.cc-cover.g2{background:linear-gradient(135deg,#1F7A4D,#14532D)}
.cc-cover.g3{background:linear-gradient(135deg,#B7791F,#7C5210)}
.cc-cover.g4{background:linear-gradient(135deg,#5B4A8A,#372C57)}
.cc-ribbon{position:absolute;top:9px;left:9px;z-index:2}
.cc-body{padding:.85rem .95rem;flex:1;display:flex;flex-direction:column}
.cc-title{font-weight:800;font-size:1rem;margin-bottom:.25rem;line-height:1.3}
.cc-desc{color:var(--muted);font-size:.84rem;flex:1;margin-bottom:.6rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cc-meta{display:flex;gap:.35rem;flex-wrap:wrap;margin-bottom:.6rem}
.cc-foot{display:flex;align-items:center;justify-content:space-between;gap:.5rem;border-top:1px solid var(--border-2);padding-top:.6rem}
.price{font-weight:800;font-size:1.05rem}
.price .mrp{font-size:.8rem;color:var(--muted);text-decoration:line-through;font-weight:500;margin-left:.3rem}
.off{color:var(--green);font-weight:800;font-size:.78rem}

/* Mock cards used by Admin Mock manager */
.exam-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:.95rem}
.exam-card{background:var(--surface);border:1px solid var(--border-2);border-radius:18px;padding:1.05rem;
  box-shadow:var(--shadow);transition:.2s;display:flex;flex-direction:column;gap:.55rem}
.exam-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.exam-name{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
.exam-title{font-weight:800;font-size:1.02rem}
.exam-meta{display:flex;gap:.8rem;flex-wrap:wrap;color:var(--muted);font-size:.82rem}
.exam-meta span{display:inline-flex;align-items:center;gap:.25rem}
.best-score{background:var(--mint);color:var(--green-2);border-radius:12px;padding:.45rem .6rem;font-size:.8rem;font-weight:800}

/* Question preview/editor primitives used by Admin content + pool */
.q-box{border:1px solid var(--border-2);border-radius:16px;padding:1rem;background:var(--surface);margin-bottom:.8rem;box-shadow:var(--shadow)}
.q-head{display:flex;gap:.5rem;align-items:center;margin-bottom:.6rem;flex-wrap:wrap}
.q-num{background:var(--brand);color:#fff;border-radius:8px;padding:.1rem .5rem;font-size:.78rem;font-weight:800}
.q-text{font-weight:700;font-size:1rem;margin-bottom:.75rem;line-height:1.55}
.opt{display:flex;gap:.6rem;align-items:flex-start;padding:.65rem .8rem;border:1.5px solid var(--border);border-radius:13px;margin-bottom:.45rem;cursor:pointer;transition:.14s;background:var(--surface)}
.opt:hover{border-color:var(--brand);background:var(--brand-soft)}
.opt input{margin-top:3px;accent-color:var(--brand);width:16px;height:16px}
.opt-letter{width:24px;height:24px;border-radius:8px;background:var(--surface-2);border:1px solid var(--border);display:grid;place-items:center;font-size:.76rem;font-weight:800;flex-shrink:0}
.opt.correct{border-color:var(--green);background:var(--success-soft)}
.opt.correct .opt-letter{background:var(--green);color:#fff;border-color:var(--green)}
.opt.wrong{border-color:var(--danger);background:var(--danger-soft)}
.opt.wrong .opt-letter{background:var(--danger);color:#fff;border-color:var(--danger)}
.opt.locked{cursor:default}
.explain{margin-top:.6rem;padding:.7rem .85rem;border-radius:12px;background:var(--mint);font-size:.88rem;border-left:4px solid var(--green)}

/* Result summary primitives used by Admin */
.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:.7rem;margin-top:1rem}
.rbox{background:var(--surface-2);border-radius:14px;padding:.7rem;text-align:center}
.rbox b{display:block;font-size:1.25rem;font-weight:800}
.rbox span{font-size:.76rem;color:var(--muted);font-weight:700}

/* PDF preview used by Admin content manager */
.pdf-box{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:var(--surface-2);height:70vh}
.pdf-box iframe{width:100%;height:100%;border:0;display:block}
@media(max-width:640px){.pdf-box{height:60vh}}

/* Reusable tab strip used by Admin topic/content pages */
.tabs{display:flex;gap:1.1rem;padding:.55rem 1rem 0;border-bottom:1px solid var(--border);overflow-x:auto;background:transparent}
.tabs::-webkit-scrollbar{height:0}
.tab{display:inline-flex;align-items:center;gap:.4rem;padding:.5rem .1rem .7rem;border:none;background:none;
  cursor:pointer;font:inherit;font-weight:800;font-size:.92rem;color:var(--muted);white-space:nowrap;position:relative}
.tab:hover{color:var(--text)}
.tab.active{color:var(--brand)}
.tab.active::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;border-radius:3px;background:var(--brand)}
.tab-ic{font-size:.95rem}
.tab .badge{background:var(--brand-soft);color:var(--brand-2)}
.tab.active .badge{background:var(--peach);color:var(--brand-2)}

/* ==== src/admin/shared/admin.css ==== */
/* ================= ADMIN extras ================= */
.admin-head{display:flex;align-items:center;gap:.6rem;margin-bottom:1rem;flex-wrap:wrap}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.85rem;margin-bottom:1.2rem}
.stat{background:var(--surface);border:1px solid var(--border-2);border-radius:16px;padding:.95rem 1rem;
  display:flex;gap:.8rem;align-items:center;box-shadow:var(--shadow)}
.stat-ic{width:44px;height:44px;border-radius:13px;background:var(--brand-soft);display:grid;place-items:center;font-size:1.3rem}
.stat-val{font-size:1.45rem;font-weight:800;line-height:1.1}
.stat-label{font-size:.82rem;color:var(--muted);font-weight:700}
.stat-sub{font-size:.74rem;color:var(--muted)}
.two-col{display:grid;grid-template-columns:1.6fr 1fr;gap:1.05rem;align-items:start}
@media(max-width:1000px){.two-col{grid-template-columns:1fr}}
.tree-admin{display:flex;flex-direction:column;gap:.5rem}
.tree-row{display:flex;align-items:center;gap:.55rem;padding:.55rem .7rem;border:1px solid var(--border-2);
  border-radius:12px;background:var(--surface)}
.tree-row.child{margin-left:1.5rem;border-style:dashed}
.tree-row .tr-title{flex:1;min-width:0;font-weight:700;font-size:.9rem}
.tree-row .tr-sub{font-size:.75rem;color:var(--muted)}
.type-badges{display:flex;gap:.25rem;flex-wrap:wrap}
.tb{font-size:.7rem;font-weight:800;padding:.12rem .45rem;border-radius:7px;background:var(--surface-2);
  color:var(--muted);border:1px solid var(--border)}
.tb.on{background:var(--brand-soft);color:var(--brand-2);border-color:transparent}

/* rich text editor */
.rte{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--surface)}
.rte-bar{display:flex;gap:.2rem;flex-wrap:wrap;padding:.4rem;background:var(--surface-2);border-bottom:1px solid var(--border)}
.rte-bar button{border:1px solid transparent;background:none;cursor:pointer;border-radius:8px;padding:.25rem .5rem;
  font:inherit;font-size:.85rem;color:var(--text);min-width:30px}
.rte-bar button:hover{background:var(--surface);border-color:var(--border)}
.rte-area{min-height:220px;max-height:52vh;overflow-y:auto;padding:.9rem 1rem;outline:none;line-height:1.7}
.rte-area:empty::before{content:attr(data-ph);color:var(--muted)}

.filter-bar{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;margin-bottom:1rem}
.search{position:relative;flex:1;min-width:190px;max-width:340px}
.search .input{padding-left:2.1rem}
.search::before{content:"🔍";position:absolute;left:.7rem;top:50%;transform:translateY(-50%);font-size:.85rem;opacity:.6}
.order-row{display:flex;gap:.7rem;align-items:center;padding:.7rem .8rem;border-bottom:1px solid var(--border-2)}
.order-row:last-child{border-bottom:none}

/* confetti */
.celebrate{position:fixed;inset:0;pointer-events:none;z-index:9998}
.confetti{position:absolute;width:9px;height:14px;opacity:.95;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(105vh) rotate(720deg);opacity:0}}

/* Razorpay demo */
.rzp-head{display:flex;align-items:center;gap:.6rem;padding-bottom:.8rem;border-bottom:1px solid var(--border-2);margin-bottom:.8rem}
.rzp-logo{width:38px;height:38px;border-radius:10px;background:#0b2c5c;color:#fff;display:grid;place-items:center;font-weight:800}
.rzp-name{font-weight:800}
.rzp-sub{font-size:.76rem;color:var(--muted)}
.rzp-amount{margin-left:auto;font-weight:800;font-size:1.15rem}
.rzp-item{display:flex;justify-content:space-between;font-size:.85rem;padding:.22rem 0;color:var(--muted)}
.rzp-item b{color:var(--text)}
.rzp-methods{display:grid;grid-template-columns:repeat(4,1fr);gap:.35rem;margin:.8rem 0}
.rzp-method{border:1px solid var(--border);border-radius:12px;padding:.45rem .3rem;text-align:center;cursor:pointer;font-size:.78rem;font-weight:700}
.rzp-method input{display:none}
.rzp-method:has(input:checked){border-color:var(--brand);background:var(--brand-soft);color:var(--brand-2)}
.rzp-body{margin-bottom:.8rem}
.rzp-note{font-size:.74rem;color:var(--muted);margin-top:.7rem;line-height:1.5}
.bank-list{display:flex;flex-direction:column;gap:.3rem}
.bank{display:flex;gap:.5rem;align-items:center;padding:.4rem .5rem;border:1px solid var(--border);border-radius:10px;cursor:pointer;font-size:.86rem}
@media(max-width:420px){.rzp-methods{grid-template-columns:repeat(2,1fr)}}

/* ==== src/shared/mobile.css ==== */
/* ================= MOBILE POLISH ================= */
@media(max-width:940px){
  .player-side{display:none}
  .palette .pal-toggle{display:inline-flex;margin-bottom:.5rem}
  .palette .row,.palette .pal-grid,.palette .legend,.palette .divider,.palette #secs{display:none}
  .palette.open .row{display:flex}
  .palette.open .pal-grid{display:grid}
  .palette.open .legend{display:flex}
  .palette.open .divider{display:block}
  .palette.open #secs{display:block}
}
.palette .pal-toggle{display:none}
@media(max-width:640px){
  .modal-backdrop{align-items:flex-end;padding:0}
  .modal{border-radius:22px 22px 0 0;max-height:88vh}
  .modal-backdrop.open .modal{transform:translateY(0)}
  .banner-card{flex:0 0 86%;min-width:0}
  .tiles{gap:.5rem}
  .tile{padding:.55rem .6rem}
  .tile .ti{width:30px;height:30px;font-size:.95rem}
  .hello b{font-size:1.12rem}
  .hello .avatar{width:46px;height:46px}
  .appbar h1{font-size:1.05rem}
  .stat-grid{grid-template-columns:1fr 1fr;gap:.6rem}
  .stat{padding:.75rem .8rem}
  .stat-val{font-size:1.2rem}
  .content{padding:.8rem .8rem calc(var(--tabbar-h) + 16px)}
  .cd-cover{width:78px;height:78px}
  .cd-title{font-size:1.12rem}
  .price-big{font-size:1.7rem}
  .q-text{font-size:.95rem}
  .week .d i{width:30px;height:30px}
  .tabbar button span:last-child{font-size:.66rem}
}

/* ==== src/admin/pages/dashboard/page.css ==== */
/* Page-only style extension: dashboard. */

/* ==== src/admin/pages/doubts/page.css ==== */
/* Page-only style extension: doubts. */

/* ==== src/admin/pages/categories/page.css ==== */
/* Page-only style extension: categories. */

/* ==== src/admin/pages/content-health/page.css ==== */
/* Page-only style extension: content-health. */

/* ==== src/admin/pages/courses/page.css ==== */
/* Page-only style extension: courses. */

/* ==== src/admin/pages/content/page.css ==== */
/* Page-only style extension: content. */

/* ==== src/admin/pages/mocks/page.css ==== */
/* Page-only style extension: mocks. */

/* ==== src/admin/pages/pool/page.css ==== */
/* Page-only style extension: pool. */

/* ==== src/admin/pages/students/page.css ==== */
/* Page-only style extension: students. */

/* ==== src/admin/pages/orders/page.css ==== */
/* Page-only style extension: orders. */

/* ==== src/admin/pages/settings/page.css ==== */
/* Page-only style extension: settings. */

/* ==== src/admin/pages/login/page.css ==== */
/* Page-only style extension: login. */