/* Decoding Bitcoin personal dashboard (/decoding-bitcoin/me). */
.me-hero { padding: 64px 32px 28px; max-width: 1240px; margin: 0 auto; }
.me-hero h1 { margin: 6px 0 10px; font: 800 clamp(34px, 5vw, 56px)/1.05 "Plus Jakarta Sans", sans-serif; letter-spacing: -.02em; }
.me-hero p { color: var(--muted); font-size: 18px; max-width: 720px; margin: 0; }
#me-app { max-width: 1240px; margin: 0 auto; padding: 8px 32px 96px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; align-items: start; }
.me-card { padding: 26px; border: 1px solid var(--line); border-radius: 18px; background: rgba(20,20,20,.86); backdrop-filter: blur(10px); min-width: 0; }
.me-wide { grid-column: 1 / -1; }
.me-card h2 { margin: 4px 0 12px; font: 700 24px/1.2 "Plus Jakarta Sans", sans-serif; }
.me-card p { color: var(--muted); line-height: 1.6; margin: 0 0 12px; }
.me-card a { color: var(--orange); }
.me-card .button, .me-card .ghost { color: inherit; }
.me-card .button { color: var(--bg); }
.me-label { color: var(--orange) !important; font: 700 12px "Plus Jakarta Sans", monospace !important; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 6px !important; }
.me-small { font-size: 14px; color: var(--dim) !important; }
.me-note { color: var(--orange) !important; min-height: 1.5em; }
.me-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; }
.me-signin .me-row { justify-content: flex-start; }
.me-signin { max-width: 640px; }
input[type=email], input[type=text], input[type=number], textarea, select { width: 100%; min-height: 44px; padding: 10px 12px; border-radius: 10px; border: 1px solid rgba(255,255,255,.16); background: rgba(0,0,0,.55); color: var(--text); font: 15px/1.5 "Inter", system-ui, sans-serif; }
.me-signin input[type=email] { flex: 1; min-width: 220px; width: auto; }
textarea { resize: vertical; }
select { width: auto; cursor: pointer; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--orange); }
.me-field { display: grid; gap: 6px; margin: 0 0 14px; color: var(--text); font-weight: 600; font-size: 14px; }
fieldset { border: 0; padding: 0; margin: 0 0 16px; min-width: 0; }
legend { color: var(--text); font-weight: 600; font-size: 14px; margin-bottom: 8px; padding: 0; }
.me-scale { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.me-scale legend { grid-column: 1 / -1; }
.me-scale label, .me-pills label { cursor: pointer; }
.me-scale input, .me-pills input { position: absolute; opacity: 0; pointer-events: none; }
.me-scale span { display: grid; gap: 2px; place-items: center; padding: 10px 4px; border: 1px solid rgba(255,255,255,.14); border-radius: 12px; font-size: 12px; color: var(--muted); text-align: center; transition: border-color .15s, background .15s; }
.me-scale span b { font-size: 18px; color: var(--text); }
.me-scale input:checked + span, .me-pills input:checked + span { border-color: var(--orange); background: rgba(247,147,26,.14); color: var(--text); }
.me-scale input:focus-visible + span, .me-pills input:focus-visible + span { outline: 2px solid var(--orange); outline-offset: 2px; }
.me-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.me-pills legend { width: 100%; }
.me-pills span { display: inline-block; padding: 8px 14px; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; font-size: 14px; color: var(--muted); }
.me-help { display: flex; gap: 10px; align-items: flex-start; margin: 4px 0 16px; color: var(--text); font-size: 14px; line-height: 1.5; cursor: pointer; }
.me-help input { margin-top: 3px; accent-color: #F7931A; width: 18px; height: 18px; }
.me-when { font-size: 15px; }
.me-when strong { color: var(--text); }
.me-role { padding: 12px 14px; border-radius: 12px; background: rgba(247,147,26,.1); border: 1px solid rgba(247,147,26,.35); color: var(--text) !important; }
.me-open em { color: var(--text); }
.me-check { list-style: none; padding: 0; margin: 8px 0 14px; display: grid; gap: 6px; }
.me-tick { display: flex; gap: 12px; align-items: flex-start; width: 100%; padding: 10px 12px; border: 1px solid transparent; border-radius: 12px; background: rgba(255,255,255,.03); color: var(--text); font: 15px/1.5 "Inter", system-ui, sans-serif; text-align: left; cursor: pointer; }
.me-tick:hover { border-color: rgba(247,147,26,.4); }
.me-box { flex: 0 0 22px; height: 22px; border-radius: 6px; border: 2px solid rgba(255,255,255,.3); display: grid; place-items: center; font-size: 13px; font-weight: 800; color: var(--bg); margin-top: 1px; }
.me-check .is-done .me-box { background: var(--orange); border-color: var(--orange); }
.me-check .is-done .me-tick > span:last-child { color: var(--muted); }
.me-jump { font-weight: 700; text-decoration: none; }
.me-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 6px 0 16px; }
.me-stats span { display: grid; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: rgba(0,0,0,.4); color: var(--muted); font-size: 12px; line-height: 1.3; }
.me-stats strong { color: var(--orange); font: 800 22px "Plus Jakarta Sans", sans-serif; }
.me-strip { list-style: none; display: grid; grid-template-columns: repeat(10, 1fr); gap: 6px; padding: 0; margin: 0 0 16px; }
.me-strip li span { display: grid; place-items: center; aspect-ratio: 1; border-radius: 10px; border: 1px solid rgba(255,255,255,.14); color: var(--muted); font: 700 13px "Plus Jakarta Sans", sans-serif; }
.me-strip li.is-done span { background: var(--orange); border-color: var(--orange); color: var(--bg); }
.me-strip li.is-now span { box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--orange); }
.me-strip li.is-later span { opacity: .45; }
.me-spark { margin: 0 0 16px; }
.me-spark svg { width: 100%; max-width: 360px; height: auto; display: block; }
.me-spark figcaption { color: var(--dim); font-size: 12px; margin-top: 4px; }
.me-badges { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.me-badges li { display: grid; gap: 2px; padding: 10px; border: 1px dashed rgba(255,255,255,.14); border-radius: 12px; opacity: .45; filter: grayscale(1); }
.me-badges li.is-got { opacity: 1; filter: none; border-style: solid; border-color: rgba(247,147,26,.45); background: rgba(247,147,26,.07); }
.me-badges span { font-size: 22px; }
.me-badges b { font-size: 13px; }
.me-badges small { color: var(--dim); font-size: 11px; line-height: 1.35; }
.me-skill-list { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 10px; }
.me-skill-list li { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(60px, 1fr) auto; gap: 12px; align-items: center; }
.me-skill { font-size: 14px; font-weight: 600; }
.me-bar { position: relative; height: 8px; border-radius: 99px; background: rgba(255,255,255,.08); overflow: hidden; }
.me-bar i { position: absolute; inset: 0 auto 0 0; border-radius: 99px; background: rgba(255,255,255,.35); }
.me-bar i:only-child { background: var(--orange); }
.me-bar i.is-end { background: var(--orange); height: 4px; top: 2px; }
.me-skill-list select { font-size: 13px; min-height: 36px; padding: 6px 8px; }
.me-next ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.me-next a { display: grid; gap: 2px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; background: rgba(0,0,0,.35); }
.me-next a:hover { border-color: var(--orange); }
.me-next b { color: var(--text); }
.me-next span { color: var(--muted); font-size: 14px; }
.me-link code { display: block; overflow-wrap: anywhere; padding: 10px 12px; margin: 0 0 12px; border-radius: 10px; background: rgba(0,0,0,.5); color: var(--orange2); font-size: 13px; }
.me-link .me-row { justify-content: flex-start; }
.me-signout { background: none; border: 0; color: var(--dim); text-decoration: underline; cursor: pointer; font: 14px "Inter", sans-serif; }
.me-followup { border-color: rgba(247,147,26,.5); }
.me-loading { color: var(--muted); }
.me-toast { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 80; max-width: min(92vw, 460px); padding: 14px 18px; border-radius: 12px; background: #141414; border: 1px solid rgba(247,147,26,.5); color: var(--text); font-size: 14px; box-shadow: 0 20px 60px rgba(0,0,0,.5); }
.me-toast[hidden] { display: none; }
@media (max-width: 900px) {
  #me-app { grid-template-columns: 1fr; padding: 8px 16px 72px; }
  .me-hero { padding: 40px 16px 20px; }
  .me-card { padding: 20px 16px; }
  .me-badges { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .me-stats { grid-template-columns: repeat(2, 1fr); }
  .me-strip { grid-template-columns: repeat(5, 1fr); }
  .me-scale span { font-size: 10px; padding: 8px 2px; }
  .me-skill-list li { grid-template-columns: 1fr auto; }
  .me-bar { grid-column: 1 / -1; grid-row: 2; }
}

/* Level-up: next step, learn in public, certificate, class pulse, anonymous questions */
.me-nextstep { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; border-color: rgba(247,147,26,.55); background: linear-gradient(120deg, rgba(247,147,26,.16), rgba(20,20,20,.9) 55%); }
.me-nextstep h2 { margin-bottom: 6px; }
.me-nextstep p:last-child { margin: 0; }
.me-jumps { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 0; }
.me-share { margin-top: 18px; padding: 14px 16px; border-radius: 12px; border: 1px dashed rgba(247,147,26,.45); background: rgba(247,147,26,.06); }
.me-share p { font-size: 14px; color: var(--text) !important; }
.me-share .me-row { justify-content: flex-start; }
.me-cert { display: grid; gap: 8px; margin: 0 0 16px; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--line); background: rgba(0,0,0,.35); }
.me-cert .me-row span { color: var(--orange); font-weight: 800; }
.me-cert small { color: var(--dim); font-size: 12.5px; line-height: 1.5; }
.me-cert.is-got { border-color: rgba(247,147,26,.6); background: rgba(247,147,26,.1); }
.me-cert .me-bar i { background: var(--orange); }
.me-stats-3 { grid-template-columns: repeat(3, 1fr); }
.me-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.me-field small { font-weight: 400; }
@media (max-width: 480px) { .me-stats-3 { grid-template-columns: repeat(3, 1fr); } .me-nextstep .button { width: 100%; } }

/* Quizzes, knowledge check, final project */
.me-quiz { display: grid; gap: 14px; }
.me-q { padding: 14px 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(0,0,0,.3); }
.me-q legend { float: left; width: 100%; margin: 0 0 10px; font-size: 15px; line-height: 1.5; color: var(--text); font-weight: 600; }
.me-q legend b { color: var(--orange); }
.me-q label { display: block; margin: 0 0 6px; cursor: pointer; }
.me-q input { position: absolute; opacity: 0; pointer-events: none; }
.me-q label span { display: block; padding: 9px 12px; border: 1px solid rgba(255,255,255,.12); border-radius: 10px; color: var(--muted); font-size: 14px; line-height: 1.45; transition: border-color .15s, background .15s; }
.me-q label:hover span { border-color: rgba(247,147,26,.45); }
.me-q input:checked + span { border-color: var(--orange); background: rgba(247,147,26,.12); color: var(--text); }
.me-q input:focus-visible + span { outline: 2px solid var(--orange); outline-offset: 2px; }
.me-q label.is-answer span { border-color: #27C93F; background: rgba(39,201,63,.12); color: var(--text); }
.me-q label.is-picked span { border-color: #ff5f56; background: rgba(255,95,86,.1); }
.me-q.is-right { border-color: rgba(39,201,63,.4); }
.me-q.is-wrong { border-color: rgba(255,95,86,.35); }
.me-why { margin: 8px 0 0 !important; font-size: 14px; color: var(--text) !important; }
.me-score { margin: 0 !important; color: var(--text) !important; }
.me-score b { color: var(--orange); font-size: 22px; margin-right: 6px; }
@media (min-width: 901px) { .me-quiz { grid-template-columns: 1fr 1fr; } .me-quiz > .me-row, .me-quiz > button { grid-column: 1 / -1; justify-self: start; } .me-quiz > .me-row { justify-self: stretch; } }
.me-project-form { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.me-project-form .me-field:nth-of-type(4), .me-project-form .me-help, .me-project-form button { grid-column: 1 / -1; }
.me-project-form button { justify-self: start; }
input[type=url] { width: 100%; min-height: 44px; padding: 10px 12px; border-radius: 10px; border: 1px solid rgba(255,255,255,.16); background: rgba(0,0,0,.55); color: var(--text); font: 15px/1.5 "Inter", system-ui, sans-serif; }
@media (max-width: 700px) { .me-project-form { grid-template-columns: 1fr; } }