*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --b50:#eef5fc;--b100:#cde0f5;--b200:#9dc3ec;--b400:#3a86d4;--b500:#1f6fba;--b600:#155497;--b700:#0d3e74;
  --g50:#edf7f1;--g100:#bfe4cc;--g400:#2fa868;--g500:#1e8a52;--g600:#136b3d;
  --a50:#fffbeb;--a100:#fef3c7;--a400:#f59e0b;--a600:#d97706;
  --r50:#fef2f2;--r100:#fecaca;--r400:#f87171;--r600:#dc2626;
  --n50:#f8f9fa;--n100:#f0f2f4;--n200:#e2e6ea;--n300:#ced4da;--n400:#adb5bd;--n500:#6c757d;--n600:#495057;--n700:#343a40;--n800:#212529;
  --sw:268px;--th:54px;--fn:'Lexend Deca',sans-serif;--fm:'JetBrains Mono',monospace;--r:8px;--rl:12px;
}
html{scroll-behavior:smooth}
body{font-family:var(--fn);font-size:15px;line-height:1.7;color:var(--n700);background:var(--n50);min-height:100vh;overflow-x:hidden}

/* ── TOPBAR ── */
.topbar{position:fixed;top:0;left:0;right:0;height:var(--th);background:#fff;border-bottom:1px solid var(--n200);display:flex;align-items:center;padding:0 16px 0 10px;z-index:200;gap:6px}
.sb-toggle{width:34px;height:34px;border:none;background:transparent;border-radius:var(--r);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--n500)}
.sb-toggle:hover{background:var(--n100);color:var(--n700)}
.sb-toggle svg{width:17px;height:17px}
.logo{font-size:15.5px;font-weight:600;color:var(--b600);text-decoration:none;display:flex;align-items:center;gap:7px;padding:0 6px}
.logo-mark{width:24px;height:24px;background:var(--b500);border-radius:5px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.logo-mark svg{width:13px;height:13px}
.topnav{display:flex;gap:2px;margin-left:6px}
.topnav a{text-decoration:none;font-size:13px;font-weight:400;color:var(--n500);padding:5px 12px;border-radius:var(--r);transition:background .12s,color .12s;white-space:nowrap}
.topnav a:hover{background:var(--n100);color:var(--n700)}
.topnav a.active{background:var(--b50);color:var(--b600);font-weight:500}
.topbar-r{margin-left:auto;display:flex;align-items:center;gap:8px}
.prog-pill{font-size:11.5px;font-weight:500;color:var(--g600);background:var(--g50);border:1px solid var(--g100);border-radius:20px;padding:3px 11px;white-space:nowrap}
.mob-menu{display:none;width:34px;height:34px;border:none;background:transparent;border-radius:var(--r);cursor:pointer;align-items:center;justify-content:center;color:var(--n600)}
.mob-menu svg{width:17px;height:17px}

/* ── LAYOUT ── */
.app{display:flex;margin-top:var(--th);min-height:calc(100vh - var(--th))}

/* ── SIDEBAR ── */
.sidebar{width:var(--sw);background:#fff;border-right:1px solid var(--n200);position:fixed;top:var(--th);bottom:0;left:0;overflow-y:auto;padding:14px 0 48px;scrollbar-width:thin;scrollbar-color:var(--n200) transparent;transition:transform .2s ease;z-index:150}
.sidebar.collapsed{transform:translateX(calc(-1 * var(--sw)))}
.sb-mod{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.9px;color:var(--n400);padding:13px 16px 4px;display:block}
.ch-head{display:flex;align-items:center;justify-content:space-between;padding:6px 16px;cursor:pointer;user-select:none;transition:background .1s}
.ch-head:hover{background:var(--n50)}
.ch-left{display:flex;align-items:center;gap:6px;font-size:12.5px;font-weight:500;color:var(--n600)}
.ch-arrow{width:12px;height:12px;transition:transform .18s;flex-shrink:0}
.ch-head.open .ch-arrow{transform:rotate(90deg)}
.ch-prog{font-size:10px;color:var(--n400);white-space:nowrap}
.ch-topics.closed{display:none}
.t-link{display:flex;align-items:center;padding:5px 16px 5px 34px;text-decoration:none;font-size:12.5px;color:var(--n500);transition:background .1s,color .1s;border-left:2px solid transparent;position:relative}
.t-link:hover{background:var(--n50);color:var(--n700)}
.t-link.active{background:var(--b50);color:var(--b600);font-weight:500;border-left-color:var(--b500)}
.t-check{width:13px;height:13px;border-radius:50%;border:1.5px solid var(--n300);margin-left:auto;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:8px}
.t-check.done{background:var(--g400);border-color:var(--g400);color:#fff}
.t-check.done::after{content:'✓'}
.sb-div{height:1px;background:var(--n100);margin:8px 0}
.soon-badge{font-size:9.5px;font-weight:600;background:var(--a50);color:var(--a600);border:1px solid var(--a100);padding:1px 6px;border-radius:20px;margin-left:auto;flex-shrink:0}

/* ── MOBILE TRACKER ── */
.mob-track{display:none;padding:12px 14px;background:var(--n50);border-bottom:1px solid var(--n200)}
.mob-track-title{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.7px;color:var(--n400);margin-bottom:9px}
.mt-list{display:flex;flex-direction:column;gap:7px}
.mt-item{display:flex;align-items:center;gap:9px;font-size:12px}
.mt-name{width:96px;color:var(--n600);flex-shrink:0;font-size:11.5px}
.mt-bar-w{flex:1;height:4px;background:var(--n200);border-radius:10px;overflow:hidden}
.mt-bar{height:100%;border-radius:10px;background:var(--b400);transition:width .4s ease}
.mt-pct{font-size:10.5px;color:var(--n400);width:26px;text-align:right;flex-shrink:0}

/* ── MAIN ── */
.main{margin-left:var(--sw);flex:1;padding:38px 44px 72px;max-width:calc(var(--sw) + 820px);transition:margin-left .2s ease;min-width:0}
.main.wide{margin-left:0}
.breadcrumb{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--n400);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb .sep{color:var(--n300)}
.lesson-chip{display:inline-flex;align-items:center;font-size:11px;font-weight:500;color:var(--b500);background:var(--b50);padding:3px 10px;border-radius:20px;margin-bottom:7px}
h1.ltitle{font-size:23px;font-weight:600;color:var(--n800);line-height:1.3;letter-spacing:-.35px;margin-bottom:7px}
.lsub{font-size:14px;color:var(--n400);font-weight:300;margin-bottom:20px}

/* ── LESSON CONTENT ── */
.lc h2{font-size:16px;font-weight:600;color:var(--n700);margin:32px 0 9px;padding-bottom:7px;border-bottom:1px solid var(--n200)}
.lc h2:first-child{margin-top:0}
.lc h3{font-size:14.5px;font-weight:600;color:var(--n700);margin:20px 0 7px}
.lc p{color:var(--n600);margin-bottom:11px;font-size:14px;line-height:1.85}
.lc ul{margin:0 0 12px 20px;color:var(--n600);font-size:14px;line-height:1.85}
.lc li{margin-bottom:4px}
.lc strong{color:var(--n700);font-weight:500}
code.ic{font-family:var(--fm);font-size:12px;background:var(--n100);color:var(--b600);padding:1px 5px;border-radius:4px;border:1px solid var(--n200)}
.callout{background:var(--b50);border-left:3px solid var(--b400);border-radius:0 var(--r) var(--r) 0;padding:11px 15px;margin:16px 0;font-size:13px;color:var(--b700);line-height:1.7}

/* ── ERD BTN ── */
.erd-btn{display:inline-flex;align-items:center;gap:6px;font-family:var(--fn);font-size:12px;font-weight:500;color:var(--b500);background:var(--b50);border:1px solid var(--b100);border-radius:var(--r);padding:5px 11px;cursor:pointer;transition:background .12s;margin-bottom:20px}
.erd-btn:hover{background:var(--b100)}
.erd-btn svg{width:13px;height:13px}

/* ── SECTION LABELS ── */
.sec-lbl{display:flex;align-items:center;gap:8px;font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.7px;color:var(--n400);margin:24px 0 12px}
.sec-lbl::after{content:'';flex:1;height:1px;background:var(--n200)}

/* ── LEARN CODE BLOCK (base — dark theme defined in CODEMIRROR section below) ── */
.lb{margin:0 0 14px;border-radius:var(--rl);overflow:hidden}
.lb-head{display:flex;align-items:center;justify-content:space-between;padding:8px 13px}
.lb-title{font-size:12px;font-weight:600}
.lb-tag{font-size:10px;padding:2px 7px;border-radius:20px;font-weight:500}
.lb .CodeMirror{height:auto;font-family:var(--fm)!important;font-size:13px!important;line-height:1.85;border:none;padding:4px 0}
.lb-actions{display:flex;align-items:center;gap:7px;padding:8px 11px;border-top:1px solid #2d2d4e}
.lb-result{display:none}
.lb-result.show{display:block}
.lb-result-in{padding:11px 13px}
/* Code block from markdown (non-interactive) — dark overrides below */
.code-block{font-family:var(--fm);font-size:13px;line-height:1.75;padding:16px 18px;overflow-x:auto;margin:0}
pre{margin:0}

/* ── BUTTONS ── */
.btn{font-family:var(--fn);font-size:12.5px;font-weight:500;padding:6px 13px;border-radius:var(--r);cursor:pointer;border:1px solid transparent;transition:background .12s,border-color .12s,color .12s;display:inline-flex;align-items:center;gap:5px;line-height:1}
.btn-run{background:var(--b500);color:#fff;border-color:var(--b500)}
.btn-run:hover{background:var(--b600);border-color:var(--b600)}
.btn-run svg{width:9px;height:9px;fill:currentColor}
.btn-ghost{background:transparent;color:var(--n500);border-color:var(--n300)}
.btn-ghost:hover{background:var(--n100);color:var(--n700)}
.btn-ico{background:transparent;color:var(--n400);border-color:transparent;padding:6px 8px}
.btn-ico:hover{background:var(--n100);color:var(--n600)}

/* ── PRACTICE BLOCK ── */
.pb{margin:0 0 18px;border:2px solid var(--n300);border-radius:var(--rl);overflow:hidden;background:#fff;position:relative}
.pb::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--b400),var(--g400))}
.pb.done{border-color:var(--g400)}
.pb.done::before{background:var(--g400)}
.pb-head{padding:13px 15px 11px;border-bottom:1px solid var(--n200)}
.pb-meta{display:flex;align-items:center;gap:8px;margin-bottom:7px}
.pb-badge{font-size:10.5px;font-weight:600;background:var(--b500);color:#fff;padding:2px 8px;border-radius:20px}
.diff{font-size:10px;font-weight:500;padding:2px 7px;border-radius:20px}
.diff-e{background:var(--g50);color:var(--g600);border:1px solid var(--g100)}
.diff-m{background:var(--a50);color:var(--a600);border:1px solid var(--a100)}
.diff-h{background:var(--r50);color:var(--r600);border:1px solid var(--r100)}
.pb-q{font-size:14px;color:var(--n700);line-height:1.65}
.pb-hint{font-size:12px;color:var(--n400);margin-top:4px;font-style:italic}
.pb .CodeMirror{height:auto;min-height:72px;font-family:var(--fm)!important;font-size:13px!important;line-height:1.75;border:none;background:#1e2030;padding:2px 0}
.pb-editor{border-top:1px solid var(--n200)}
.pb-actions{display:flex;align-items:center;gap:7px;padding:8px 11px;border-top:1px solid var(--n200);background:var(--n50)}
.pb-out{border-top:1px solid var(--n200);display:none;padding:11px 13px}
.pb-out.show{display:block}
.status{display:none;align-items:center;gap:8px;padding:9px 13px;font-size:12.5px;font-weight:500}
.status.show{display:flex}
.status-ok{background:var(--g50);border-top:1px solid var(--g100);color:var(--g600)}
.status-err{background:var(--r50);border-top:1px solid var(--r100);color:var(--r600)}
.status-ico{width:17px;height:17px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:9px;flex-shrink:0}
.status-ok .status-ico{background:var(--g400);color:#fff}
.status-err .status-ico{background:var(--r400);color:#fff}
.sol-block{border-top:1px solid var(--n200);display:none;background:#fffef7}
.sol-block.show{display:block}
.sol-in{padding:11px 13px}
.sol-lbl{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--n400);margin-bottom:7px}
.sol-in pre{font-family:var(--fm);font-size:12.5px;background:var(--n50);padding:10px 13px;border-radius:var(--r);border:1px solid var(--n200);color:var(--n700);overflow-x:auto;line-height:1.7}

/* ── RESULT TABLE ── */
.res-lbl{font-size:10.5px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--n400);margin-bottom:7px}
.rt-wrap{overflow-x:auto}
.rt{width:100%;border-collapse:collapse;font-size:12px}
.rt th{text-align:left;padding:5px 9px;background:var(--n100);color:var(--n600);font-size:10.5px;font-weight:600;border:1px solid var(--n200);font-family:var(--fn)}
.rt td{padding:5px 9px;border:1px solid var(--n200);color:var(--n700);background:#fff;font-family:var(--fm)}
.rt tr:hover td{background:var(--n50)}
.rt-count{font-size:10.5px;color:var(--n400);margin-top:5px}
.res-err{font-size:12.5px;color:var(--r600);background:var(--r50);border:1px solid var(--r100);padding:8px 11px;border-radius:var(--r);font-family:var(--fm)}
.res-loading{font-size:12.5px;color:var(--n400);padding:8px 0}

/* ── LESSON NAV ── */
.l-nav{display:flex;gap:11px;margin-top:44px;padding-top:22px;border-top:1px solid var(--n200)}
.nav-btn{display:flex;align-items:center;gap:9px;padding:11px 14px;border-radius:var(--rl);text-decoration:none;border:1px solid var(--n200);background:#fff;font-size:13px;color:var(--n600);transition:border-color .12s,background .12s,color .12s;flex:1}
.nav-btn:hover{border-color:var(--b400);background:var(--b50);color:var(--b600)}
.nav-btn.next{flex-direction:row-reverse;text-align:right}
.nav-btn.disabled{opacity:0;pointer-events:none}
.nav-arrow{width:26px;height:26px;background:var(--n100);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}
.nav-lbl{font-size:10px;font-weight:500;text-transform:uppercase;letter-spacing:.5px;color:var(--n400);display:block}
.nav-t{font-weight:500;display:block;margin-top:1px;font-size:13px}

/* ── ERD MODAL ── */
.erd-ov{display:none;position:fixed;inset:0;background:rgba(0,0,0,.42);z-index:500;align-items:center;justify-content:center;padding:20px}
.erd-ov.show{display:flex}
.erd-modal{background:#fff;border-radius:var(--rl);max-width:660px;width:100%;max-height:85vh;overflow:auto}
.erd-mh{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;border-bottom:1px solid var(--n200);position:sticky;top:0;background:#fff;z-index:1}
.erd-mh h3{font-size:14.5px;font-weight:600;color:var(--n700)}
.erd-close{width:26px;height:26px;border:none;background:var(--n100);border-radius:6px;cursor:pointer;font-size:14px;color:var(--n500);display:flex;align-items:center;justify-content:center}
.erd-close:hover{background:var(--n200)}
.erd-body{padding:18px}
.erd-body svg{width:100%;height:auto;display:block}
.erd-table-list{margin-top:16px;display:flex;flex-direction:column;gap:6px}
.erd-tbl{font-size:12px;color:var(--n600);padding:7px 10px;background:var(--n50);border-radius:var(--r);border:1px solid var(--n200);line-height:1.5}
.erd-tbl strong{color:var(--n700)}

/* ── SIDEBAR OVERLAY ── */
.sb-ov{display:none;position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:140}
.sb-ov.show{display:block}

/* ── INTERVIEW PAGE ── */
.interview-page{max-width:640px}
.cs-hero{margin-bottom:32px}
.cs-badge{display:inline-flex;font-size:11px;font-weight:600;background:var(--b50);color:var(--b600);border:1px solid var(--b100);padding:3px 10px;border-radius:20px;margin-bottom:10px}
.cs-title{font-size:22px;font-weight:600;color:var(--n800);margin-bottom:8px;letter-spacing:-.3px}
.cs-sub{font-size:14px;color:var(--n500);line-height:1.8;margin-bottom:20px}
.cs-coming{display:flex;gap:14px;align-items:flex-start;background:var(--a50);border:1px solid var(--a100);border-radius:var(--rl);padding:16px}
.cs-icon{font-size:24px;flex-shrink:0;margin-top:2px}
.cs-msg strong{font-size:14px;color:var(--n700);display:block;margin-bottom:4px}
.cs-msg p{font-size:13px;color:var(--n500);line-height:1.6;margin:0}
.iq-list{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}
.iq-card{border:1px solid var(--n200);border-radius:var(--r);background:#fff;padding:14px 16px}
.iq-card-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}
.iq-title{font-size:13.5px;font-weight:500;color:var(--n700)}
.soon-tag{font-size:10px;font-weight:600;background:var(--a50);color:var(--a600);border:1px solid var(--a100);padding:2px 8px;border-radius:20px;white-space:nowrap;flex-shrink:0}
.cs-cta{background:var(--b50);border:1px solid var(--b100);border-radius:var(--rl);padding:18px;display:flex;flex-direction:column;gap:10px}
.cs-cta p{font-size:13.5px;color:var(--b700);line-height:1.65}

/* ══════════════════════════════════════════════════════════
   CODEMIRROR + CODE BLOCKS  — Programiz-style dark theme
   Background: #1a1a2e  |  Base text: #e0e0e0
   Keywords: #c084fc (purple)  |  Strings: #86efac (green)
   Numbers: #fb923c (orange)   |  Comments: #6b7280 italic
   Operators/atoms: #67e8f9    |  Functions: #67e8f9
   ══════════════════════════════════════════════════════════ */


/* ── Learn block container ────────────────────────────────── */
.lb {
  border: 1px solid #2d2d4e;
  border-radius: var(--rl);
  overflow: hidden;
  background: #1a1a2e;
}
.lb-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 13px;
  background: #16213e;
  border-bottom: 1px solid #2d2d4e;
}
.lb-title  { font-size: 12px; font-weight: 600; color: #67e8f9; letter-spacing: .3px; }
.lb-tag    { font-size: 10px; background: rgba(192,132,252,.12); color: #c084fc; border: 1px solid rgba(192,132,252,.25); padding: 2px 7px; border-radius: 20px; font-weight: 500; }
.lb-actions{ display: flex; align-items: center; gap: 7px; padding: 8px 11px; border-top: 1px solid #2d2d4e; background: #16213e; }
.lb-result { border-top: 1px solid #2d2d4e; display: none; background: #12122a; }
.lb-result.show { display: block; }
.lb-result-in { padding: 11px 13px; }

/* ── STATIC code block (non-interactive, rendered from markdown) ── */
.lb-code { border-bottom: 1px solid #2d2d4e; }
.lb-code .code-block,
.code-block {
  margin: 0;
  padding: 16px 20px;
  overflow-x: auto;
  background: #1a1a2e;
  font-size: 13px;
  line-height: 1.85;
  color: #e0e0e0;
  font-family: var(--fm);
}
pre { margin: 0; }

/* highlight.js token colours (for static blocks) */
.hljs                     { background: #1a1a2e !important; color: #e0e0e0 !important; padding: 0 !important; }
.hljs-keyword,
.hljs-operator            { color: #c084fc !important; font-weight: 600; }
.hljs-string,
.hljs-string-literal      { color: #86efac !important; }
.hljs-number              { color: #fb923c !important; }
.hljs-comment             { color: #6b7280 !important; font-style: italic; }
.hljs-built_in,
.hljs-function            { color: #67e8f9 !important; }
.hljs-literal             { color: #fb923c !important; }  /* NULL, TRUE, FALSE */
.hljs-name,
.hljs-attr,
.hljs-title               { color: #e0e0e0 !important; }
.hljs-punctuation         { color: #a0a0c0 !important; }

/* ── CodeMirror interactive editor (practice blocks) ────── */
.pb .CodeMirror {
  font-family: var(--fm) !important;
  font-size: 13px !important;
  line-height: 1.85;
  border: none;
  background: #1a1a2e !important;
  color: #e0e0e0 !important;
  padding: 4px 0;
  height: auto;
  min-height: 80px;
}

/* Gutter (line numbers) */
.pb .CodeMirror-gutters {
  background: #16213e !important;
  border-right: 1px solid #2d2d4e !important;
}
.pb .CodeMirror-linenumber {
  color: #3a3a5c !important;
  font-size: 11px;
  padding: 0 8px 0 6px;
}

/* Cursor & selection */
.pb .CodeMirror-cursor       { border-left: 2px solid #c084fc !important; }
.pb .CodeMirror-selected     { background: #2d2d4e !important; }
.pb .CodeMirror-focused .CodeMirror-selected { background: #38385e !important; }
.pb .CodeMirror-activeline-background { background: #1e1e3a !important; }

/* ── SQL token colours in CodeMirror (practice editor) ────
   CM5 sql mode token types:
   keyword  → SELECT FROM WHERE JOIN ON AS GROUP BY ORDER LIMIT etc.
   string   → 'quoted string'
   number   → 42  3.14
   comment  → -- line comment  /* block */
   operator → = != > < >= <=
   atom     → NULL TRUE FALSE
   variable-2 / variable → identifiers
   ──────────────────────────────────────────────────────── */
.pb .cm-keyword   { color: #c084fc !important; font-weight: 600; }
.pb .cm-string    { color: #86efac !important; }
.pb .cm-string-2  { color: #86efac !important; }   /* quoted identifiers */
.pb .cm-number    { color: #fb923c !important; }
.pb .cm-comment   { color: #6b7280 !important; font-style: italic; }
.pb .cm-operator  { color: #67e8f9 !important; }
.pb .cm-atom      { color: #fb923c !important; font-weight: 500; }  /* NULL/TRUE/FALSE */
.pb .cm-variable  { color: #e0e0e0 !important; }
.pb .cm-variable-2{ color: #e0e0e0 !important; }
.pb .cm-def       { color: #67e8f9 !important; }   /* aliases */
.pb .cm-punctuation { color: #a0a0c0 !important; }
.pb .CodeMirror-scroll { overflow-x: auto !important; }

/* ── CodeMirror autocomplete hint dropdown ───────────────── */
.CodeMirror-hints {
  background: #16213e;
  border: 1px solid #2d2d4e;
  border-radius: var(--r);
  box-shadow: 0 6px 20px rgba(0,0,0,.5);
  font-family: var(--fm);
  font-size: 12px;
  z-index: 9999;
}
.CodeMirror-hint        { color: #e0e0e0; padding: 5px 12px; }
.CodeMirror-hint-active { background: #2d2d4e; color: #c084fc; }

/* ── Global CM fallback ───────────────────────────────────── */
.CodeMirror { font-family: var(--fm) !important; font-size: 13px !important; }
.CodeMirror-scroll { overflow-x: auto !important; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--n300);border-radius:10px}

/* ── RESPONSIVE ── */
@media(max-width:960px){.main{padding:30px 26px 60px}}
@media(max-width:768px){
  .sidebar{transform:translateX(calc(-1 * var(--sw)))}
  .sidebar.mob-open{transform:translateX(0);box-shadow:4px 0 20px rgba(0,0,0,.12)}
  .main{margin-left:0!important;padding:22px 14px 60px;max-width:100%}
  .mob-menu{display:flex}
  .sb-toggle{display:none}
  .topnav{display:none}
  .mob-track{display:block}
  .l-nav{flex-direction:column}
  .nav-btn.next{flex-direction:row;text-align:left}
  h1.ltitle{font-size:20px}
  .erd-body{padding:10px}
}
@media(max-width:480px){
  .main{padding:16px 10px 56px}
  .logo span:not(.logo-mark){display:none}
  .prog-pill{font-size:10.5px;padding:2px 9px}
}

/* ── FAQ Block ── */
.faq-block{margin:32px 0 0}
.faq-item{border:1px solid var(--n200);border-radius:var(--r);background:#fff;margin-bottom:8px;overflow:hidden}
.faq-item.open{border-color:var(--b200)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 15px;background:transparent;border:none;cursor:pointer;font-family:var(--fn);font-size:13.5px;font-weight:500;color:var(--n700);text-align:left;transition:background .12s}
.faq-q:hover{background:var(--n50)}
.faq-item.open .faq-q{background:var(--b50);color:var(--b700)}
.faq-arrow{width:10px;height:6px;flex-shrink:0;color:var(--n400);transition:transform .18s}
.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--b500)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a p{padding:10px 15px 14px;font-size:13.5px;color:var(--n600);line-height:1.75;margin:0}