/* ===== Extensions for v2 (bilingual, dashboard, hunt, exam, certificate) ===== */
.ltr { direction: ltr; text-align: left; unicode-bidi: plaintext; }
.center { text-align: center; }
.btn-row.center { justify-content: center; }
.muted { color: var(--text-faint); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.btn-warning { background: var(--warning); color: #1a1200; }
.lang-btn { font-weight: 800; font-size: 14px; font-family: 'Cairo', sans-serif; }
.xp-badge { background: rgba(168,85,247,.14); color: var(--purple); border: 1px solid rgba(168,85,247,.35); padding: 7px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 700; font-family: var(--mono); }
.topbar .tagline strong { color: var(--cyan); }
.overlay { display: none; }
@media (max-width: 860px) {
  .overlay.show { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 250; }
  .safe-badge { display: none; }
  .grid-2 { grid-template-columns: 1fr; }
  .topbar { padding: 10px 14px; }
  .attack-title { font-size: 24px; }
  .home-hero h2 { font-size: 26px; }
}
.nav-sep { font-size: 11px; color: var(--text-faint); text-transform: uppercase; letter-spacing: 1px; padding: 14px 12px 6px; font-weight: 700; list-style: none; }
.progress-fill.xp { background: linear-gradient(90deg, var(--purple), var(--accent)); }

/* Home */
.hero-badge { display: inline-block; background: var(--bg-card); border: 1px solid var(--border); padding: 6px 14px; border-radius: 999px; font-size: 13px; margin-bottom: 14px; }
.hero-author { margin: 16px 0 6px; color: var(--text-dim); }
.hero-author strong { color: var(--cyan); }
.home-hero { background: radial-gradient(ellipse at top, rgba(59,130,246,.18), transparent 70%); border-radius: var(--radius); }
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 10px 0 22px; }
.stat { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 14px; text-align: center; }
.stat b { display: block; font-size: 22px; font-weight: 900; color: var(--accent); }
.stat span { font-size: 12px; color: var(--text-faint); }
@media (max-width: 600px) { .stats-row { grid-template-columns: repeat(2, 1fr); } }
.how-card { background: linear-gradient(135deg, var(--accent-soft), var(--bg-card)); border-color: var(--accent); }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; }
.steps div { background: rgba(0,0,0,.15); border-radius: 10px; padding: 12px; font-size: 13.5px; display: flex; gap: 10px; align-items: center; }
.steps span { background: var(--accent); color: #fff; width: 26px; height: 26px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; flex-shrink: 0; }
[data-theme="light"] .steps div { background: rgba(255,255,255,.6); }
[data-theme="light"] .nav-item.active { color: #fff; }
[data-theme="light"] .how-card { background: linear-gradient(135deg, #dbe7ff, #fff); }
[data-theme="light"] .nav-item.active { background: var(--accent); }
.search-wrap { margin-top: 10px; }
.ac-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 12px; }
.ac-tags span { font-size: 11px; font-family: var(--mono); background: var(--bg-elevated); border: 1px solid var(--border); padding: 2px 8px; border-radius: 6px; color: var(--text-dim); }
.attack-card.done { border-color: rgba(34,197,94,.5); }
.ac-done { color: var(--success); font-size: 12.5px; font-weight: 700; margin-top: 8px; }
.sev-medium { background: rgba(59,130,246,.15); color: var(--accent); }

/* Attack page */
.breadcrumb { font-size: 13px; color: var(--text-faint); margin-bottom: 12px; }
.breadcrumb a { color: var(--accent); cursor: pointer; }
.attack-header .severity { margin-inline-start: 8px; }
.tabs { display: flex; gap: 6px; flex-wrap: wrap; position: sticky; top: 70px; z-index: 50; background: var(--bg); padding: 8px 0; margin-bottom: 14px; }
.tab { background: var(--bg-card); border: 1px solid var(--border); color: var(--text-dim); padding: 8px 14px; border-radius: 10px; cursor: pointer; font-family: inherit; font-weight: 700; font-size: 13.5px; }
.tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.framework-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.fw { background: var(--bg-elevated); border: 1px solid var(--border); padding: 6px 12px; border-radius: 8px; font-size: 13px; }
.fw b { font-family: var(--mono); color: var(--cyan); }
.flow-list { list-style: none; counter-reset: s; }
.flow-list li { counter-increment: s; position: relative; padding: 10px 0; padding-inline-start: 44px; color: var(--text-dim); border-inline-start: 2px dashed var(--border); margin-inline-start: 14px; }
.flow-list li::before { content: counter(s); position: absolute; inset-inline-start: -15px; top: 8px; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; font-size: 13px; }
.danger-border { border-color: var(--danger) !important; }
.success-border { border-color: var(--success) !important; }
.card.elevated { background: var(--bg-elevated); }
.card.inner { margin: 14px 0 0; box-shadow: none; padding: 16px; }
.quiz-block { margin-bottom: 18px; }
.quiz-q { color: var(--text) !important; font-weight: 700; font-size: 15.5px; margin-bottom: 10px !important; }
.pager { display: flex; justify-content: space-between; gap: 10px; margin: 10px 0 30px; flex-wrap: wrap; }

/* Sim widgets */
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 12px; }
.chip { background: var(--bg); border: 1px dashed var(--accent); color: var(--text); padding: 6px 12px; border-radius: 8px; font-size: 12.5px; cursor: pointer; font-family: var(--mono); }
.chip:hover { background: var(--accent-soft); }
.chip.static { cursor: default; border-style: solid; border-color: var(--border); font-family: inherit; }
.toggle-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; align-items: center; }
.toggle { display: inline-flex; align-items: center; gap: 8px; background: var(--bg); border: 1px solid var(--border); padding: 8px 12px; border-radius: 10px; font-size: 13.5px; cursor: pointer; }
.toggle input { accent-color: var(--success); width: 16px; height: 16px; }
.terminal.small { height: 150px; }
.sim-chart { width: 100%; height: 120px; background: var(--bg); border: 1px solid var(--border); border-radius: 10px; display: block; }
.code-block.wrap { white-space: pre-wrap; word-break: break-all; }
.kill-chain { display: flex; gap: 6px; margin: 10px 0 4px; flex-wrap: wrap; }
.kc-step { flex: 1; min-width: 110px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px; font-size: 12px; text-align: center; color: var(--text-faint); transition: .3s; }
.kc-step span { display: block; font-weight: 900; font-size: 14px; }
.kc-step.active { border-color: var(--danger); color: var(--danger); background: rgba(239,68,68,.12); animation: pulse 1s infinite; }
.kc-step.done { border-color: var(--danger); color: var(--text); background: rgba(239,68,68,.2); }
.file-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 8px; margin: 14px 0; }
.file-tile { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 10px; text-align: center; font-size: 12px; transition: .3s; word-break: break-all; }
.file-tile .fi { font-size: 22px; }
.file-tile.enc { background: rgba(239,68,68,.15); border-color: var(--danger); color: var(--danger); }
.browser-mock { border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--bg); }
.browser-mock.evil { border-color: var(--warning); }
.bm-bar { background: var(--bg-elevated); padding: 7px 12px; font-family: var(--mono); font-size: 12px; color: var(--text-dim); direction: ltr; text-align: left; border-bottom: 1px solid var(--border); }
.bm-body { padding: 14px; min-height: 110px; font-size: 13.5px; }
.big-num { font-size: 28px; font-weight: 900; font-family: var(--mono); color: var(--success); transition: .3s; }
.big-num.flash { color: var(--danger); transform: scale(1.08); }
.comment { background: var(--bg-elevated); border-radius: 8px; padding: 8px 10px; margin-bottom: 8px; font-size: 12.5px; direction: ltr; text-align: left; word-break: break-all; }
.comment code { font-family: var(--mono); }
.comment.infected { border: 1px solid var(--danger); }
.xss-pop { margin-top: 6px; background: var(--danger); color: #fff; padding: 6px 10px; border-radius: 6px; font-weight: 700; animation: pulse 1s 3; }
.mitm-flow, .dns-flow { display: flex; align-items: center; gap: 6px; margin: 16px 0; }
.dns-flow { justify-content: space-between; }
.mf-node { background: var(--bg); border: 1px solid var(--border); border-radius: 12px; padding: 10px 14px; font-size: 26px; text-align: center; min-width: 80px; }
.mf-node small { display: block; font-size: 11.5px; color: var(--text-dim); }
.mf-node.attacker { border-color: var(--danger); background: rgba(239,68,68,.1); }
.mf-wire { flex: 1; height: 4px; background: var(--border); border-radius: 4px; position: relative; overflow: hidden; }
.mf-pkt { position: absolute; top: -3px; width: 14px; height: 10px; border-radius: 3px; background: var(--warning); opacity: 0; inset-inline-start: 0; }
.mf-pkt.go { animation: pktMove .6s linear forwards; }
@keyframes pktMove { 0% { opacity: 1; inset-inline-start: 0; } 100% { opacity: 1; inset-inline-start: calc(100% - 14px); } }
.chat-box { background: var(--bg); border: 1px solid var(--border); border-radius: 10px; height: 260px; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.chat-msg { max-width: 82%; padding: 9px 13px; border-radius: 12px; font-size: 13.5px; }
.chat-msg.user { align-self: flex-end; background: var(--accent); color: #fff; }
.chat-msg.bot { align-self: flex-start; background: var(--bg-elevated); border: 1px solid var(--border); }
.chat-msg.pwned { border-color: var(--danger); color: #fca5a5; background: rgba(239,68,68,.12); }
.chat-msg.safe { border-color: var(--success); color: var(--success); background: rgba(34,197,94,.1); }
[data-theme="light"] .chat-msg.pwned { color: #b91c1c; }
.chat-input { display: flex; gap: 8px; margin-top: 10px; }

/* Dashboard */
.dash-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 18px; }
@media (max-width: 900px) { .dash-grid { grid-template-columns: 1fr; } }
.world-map { position: relative; height: 280px; border-radius: 10px; overflow: hidden; direction: ltr;
  background: radial-gradient(circle at 50% 50%, rgba(59,130,246,.1), transparent 70%),
    repeating-linear-gradient(0deg, transparent 0 19px, rgba(99,130,200,.08) 19px 20px),
    repeating-linear-gradient(90deg, transparent 0 19px, rgba(99,130,200,.08) 19px 20px), var(--bg); border: 1px solid var(--border); }
.world-map svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.geo-dot { position: absolute; width: 10px; height: 10px; margin: -5px; border-radius: 50%; background: var(--danger); box-shadow: 0 0 0 0 rgba(239,68,68,.6); animation: ping 1.8s infinite; }
.geo-target { position: absolute; transform: translate(-50%, -50%); font-size: 22px; filter: drop-shadow(0 0 8px var(--cyan)); }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(239,68,68,.6); } 100% { box-shadow: 0 0 0 14px rgba(239,68,68,0); } }
.arc { fill: none; stroke-width: .6; stroke-dasharray: 3 2; animation: dash 2.4s linear; vector-effect: non-scaling-stroke; }
.arc.arc-ok { stroke: #22c55e; } .arc.arc-bad { stroke: #ef4444; stroke-width: 1; }
.arc { stroke-width: 2px; }
@keyframes dash { from { stroke-dashoffset: 60; opacity: 1; } to { stroke-dashoffset: 0; opacity: .1; } }
.bar-row { display: grid; grid-template-columns: 1.3fr 2fr 30px; gap: 8px; align-items: center; font-size: 12.5px; margin-bottom: 6px; }
.bar-row span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar { background: var(--bg); height: 10px; border-radius: 6px; overflow: hidden; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--danger)); transition: width .4s; }
.feed { display: flex; flex-direction: column; gap: 6px; }
.feed-row { display: grid; grid-template-columns: 90px 1.5fr 1fr 1.2fr 1fr; gap: 8px; font-size: 12.5px; background: var(--bg); border: 1px solid var(--border); border-inline-start: 3px solid var(--accent); padding: 7px 10px; border-radius: 8px; animation: fadeIn .4s; }
.feed-row.sev-critical { border-inline-start-color: var(--danger); }
.feed-row.sev-high { border-inline-start-color: var(--warning); }
.feed-row a { color: var(--text); cursor: pointer; font-weight: 700; }
.f-time { font-family: var(--mono); color: var(--text-faint); }
@media (max-width: 700px) { .feed-row { grid-template-columns: 1fr 1fr; } }

/* Exam / hunt */
.exam-progress { height: 6px; background: var(--bg); border-radius: 6px; overflow: hidden; margin-bottom: 14px; }
.exam-progress i { display: block; height: 100%; background: var(--accent); transition: width .3s; }
.score-ring { width: 120px; height: 120px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 14px auto; font-size: 30px; font-weight: 900; border: 8px solid; }
.score-ring.pass { border-color: var(--success); color: var(--success); }
.score-ring.fail { border-color: var(--danger); color: var(--danger); }
.t-purple { color: #c084fc; }

/* Certificate */
.certificate { background: linear-gradient(135deg, #0f1b3d, #1e3a8a); padding: 14px; border-radius: 16px; color: #fff; max-width: 860px; margin: 0 auto 20px; box-shadow: var(--shadow); }
.cert-inner { border: 2px solid rgba(255,215,120,.7); border-radius: 10px; padding: 40px 30px; text-align: center; background: radial-gradient(circle at top, rgba(255,255,255,.08), transparent 60%); }
.cert-logo { font-size: 46px; }
.cert-title { font-size: 34px; font-weight: 900; color: #fcd34d; margin: 6px 0; }
.cert-sub { color: #c7d2fe; font-size: 14px; margin-bottom: 22px; }
.cert-text { color: #e0e7ff; font-size: 15px; max-width: 620px; margin: 8px auto; }
.cert-name { font-size: 32px; font-weight: 900; margin: 8px 0; border-bottom: 2px solid rgba(252,211,77,.5); display: inline-block; padding: 0 24px 6px; }
.cert-foot { display: flex; justify-content: space-between; align-items: flex-end; margin-top: 34px; gap: 10px; }
.cert-foot small { color: #a5b4fc; font-size: 11.5px; }
.sig { font-weight: 800; border-top: 1px solid rgba(255,255,255,.5); padding-top: 6px; min-width: 170px; }
.seal { width: 70px; height: 70px; border-radius: 50%; background: radial-gradient(#fcd34d, #b45309); color: #fff; font-size: 30px; display: flex; align-items: center; justify-content: center; font-weight: 900; }

/* About */
.about-hero { display: flex; gap: 22px; align-items: center; background: linear-gradient(135deg, var(--accent-soft), var(--bg-card)); }
.about-hero h2 { font-size: 28px; font-weight: 900; }
.about-hero .role { color: var(--cyan) !important; font-weight: 700; }
.avatar { font-size: 64px; background: var(--bg); border-radius: 50%; width: 110px; height: 110px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; border: 2px solid var(--accent); }
@media (max-width: 600px) { .about-hero { flex-direction: column; text-align: center; } }

.toast { position: fixed; bottom: 24px; inset-inline-end: 24px; background: var(--purple); color: #fff; padding: 10px 18px; border-radius: 10px; font-weight: 800; z-index: 999; animation: fadeIn .3s; box-shadow: var(--shadow); }

@media print {
  body * { visibility: hidden; }
  #cert, #cert * { visibility: visible; }
  #cert { position: absolute; inset: 0; margin: 0; max-width: none; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .no-print { display: none; }
}