/* ─── TOKENS ─────────────────────────────────── */
    :root {
      --bg:        #0d0d1a;
      --surface:   #13132b;
      --card:      #1a1a38;
      --border:    #2a2a55;
      --primary:   #9b30e8;
      --primary2:  #c84bff;
      --accent:    #e91e8c;
      --accent2:   #ff5cb8;
      --text:      #f0eeff;
      --muted:     #7a7a9a;
      --success:   #34d399;
      --font-head: 'DM Serif Display', serif;
      --font-body: 'DM Sans', sans-serif;
      --font-mono: 'JetBrains Mono', monospace;
      --r:         14px;
      --r-sm:      8px;
      --shadow:    0 20px 60px rgba(0,0,0,.6);
    }

    /* ─── RESET ──────────────────────────────────── */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      background: var(--bg);
      color: var(--text);
      font-family: var(--font-body);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: flex-start;
      padding: 40px 20px 60px;
      overflow-x: hidden;
    }

    /* ─── BACKGROUND EFFECT ──────────────────────── */
    body::before {
      content: '';
      position: fixed; inset: 0;
      background:
        radial-gradient(ellipse 60% 50% at 20% 10%, rgba(155,48,232,.18) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 80% 80%, rgba(233,30,140,.14) 0%, transparent 70%);
      pointer-events: none;
    }

    /* ─── HEADER ─────────────────────────────────── */
    header {
      text-align: center;
      margin-bottom: 36px;
      animation: fadeDown .6s ease both;
    }
    .logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 8px;
    }
    .logo-dot {
      width: 12px; height: 12px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary2), var(--accent));
    }
    .logo span {
      font-family: var(--font-mono);
      font-size: .8rem;
      font-weight: 600;
      letter-spacing: .12em;
      text-transform: uppercase;
      color: var(--primary2);
    }
    header h1 {
      font-family: var(--font-head);
      font-size: clamp(1.6rem, 4vw, 2.4rem);
      background: linear-gradient(135deg, #d8b4fe, var(--accent2));
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1.2;
    }
    header p {
      color: var(--muted);
      font-size: .9rem;
      margin-top: 6px;
    }

    /* ─── MAIN LAYOUT ────────────────────────────── */
    .layout {
      display: grid;
      grid-template-columns: 1fr 320px;
      gap: 24px;
      width: 100%;
      max-width: 960px;
      align-items: start;
    }
    @media (max-width: 740px) {
      .layout { grid-template-columns: 1fr; }
      .debug-panel { order: -1; }
    }

    /* ─── WIZARD CARD ────────────────────────────── */
    .wizard {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--r);
      box-shadow: var(--shadow);
      overflow: hidden;
      animation: fadeUp .6s .1s ease both;
    }

    /* ─── PROGRESS BAR ───────────────────────────── */
    .progress-header {
      padding: 24px 28px 20px;
      border-bottom: 1px solid var(--border);
    }
    .steps-row {
      display: flex;
      gap: 0;
      align-items: center;
    }
    .step-item {
      display: flex;
      align-items: center;
      gap: 0;
      flex: 1;
    }
    .step-item:last-child { flex: 0; }
    .step-bubble {
      width: 32px; height: 32px;
      border-radius: 50%;
      display: flex;align-items:center;justify-content:center;
      font-family: var(--font-mono);
      font-size: .75rem;
      font-weight: 600;
      flex-shrink: 0;
      transition: all .4s ease;
      border: 2px solid var(--border);
      color: var(--muted);
      position: relative;
      z-index: 1;
    }
    .step-bubble.done {
      background: var(--success);
      border-color: var(--success);
      color: #0d0d1a;
    }
    .step-bubble.active {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      border-color: transparent;
      color: white;
      box-shadow: 0 0 18px rgba(155,48,232,.5);
    }
    .step-line {
      flex: 1;
      height: 2px;
      background: var(--border);
      transition: background .4s ease;
      margin: 0 4px;
    }
    .step-line.done { background: var(--success); }
    .step-label {
      font-size: .72rem;
      color: var(--muted);
      margin-top: 6px;
      text-align: center;
      white-space: nowrap;
    }
    .steps-labels {
      display: flex;
      margin-top: 2px;
    }
    .step-label-wrap {
      flex: 1;
      display: flex;
      justify-content: center;
    }
    .step-label-wrap:last-child { flex: 0; min-width: 32px; }
    .step-label-wrap.active .step-label { color: var(--primary2); font-weight: 500; }
    .step-label-wrap.done .step-label { color: var(--success); }

    /* ─── STEP CONTENT ───────────────────────────── */
    .step-content {
      padding: 32px 28px 28px;
      min-height: 360px;
      position: relative;
    }
    .step-panel {
      display: none;
      animation: fadeIn .35s ease;
    }
    .step-panel.active { display: block; }

    .step-title {
      font-family: var(--font-head);
      font-size: 1.5rem;
      margin-bottom: 4px;
      background: linear-gradient(135deg, var(--text), #c4b5fd);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .step-desc {
      color: var(--muted);
      font-size: .875rem;
      margin-bottom: 24px;
    }
    .concept-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(155,48,232,.15);
      border: 1px solid rgba(155,48,232,.35);
      border-radius: 20px;
      padding: 3px 10px 3px 8px;
      font-family: var(--font-mono);
      font-size: .7rem;
      color: var(--primary2);
      margin-bottom: 20px;
    }
    .concept-tag::before { content: '◆'; font-size: .55rem; }

    /* ─── FORM ELEMENTS ──────────────────────────── */
    .form-group { margin-bottom: 18px; }
    label {
      display: block;
      font-size: .8rem;
      font-weight: 500;
      color: var(--muted);
      margin-bottom: 7px;
      letter-spacing: .04em;
      text-transform: uppercase;
    }
    input[type=text], input[type=email], select {
      width: 100%;
      padding: 12px 16px;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-sm);
      color: var(--text);
      font-family: var(--font-body);
      font-size: .9rem;
      outline: none;
      transition: border-color .2s, box-shadow .2s;
    }
    input:focus, select:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(155,48,232,.2);
    }
    select option { background: #1a1a38; }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
    @media(max-width:500px){ .form-row { grid-template-columns: 1fr; } }

    /* ─── TECH CHIPS ─────────────────────────────── */
    .chip-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 4px;
    }
    .chip {
      padding: 7px 14px;
      border-radius: 20px;
      border: 1px solid var(--border);
      background: var(--surface);
      color: var(--muted);
      font-size: .82rem;
      cursor: pointer;
      transition: all .2s ease;
      -webkit-user-select: none;
      user-select: none;
    }
    .chip:hover { border-color: var(--primary); color: var(--primary2); }
    .chip.selected {
      background: linear-gradient(135deg, rgba(155,48,232,.25), rgba(233,30,140,.2));
      border-color: var(--primary);
      color: var(--primary2);
      box-shadow: 0 0 10px rgba(155,48,232,.2);
    }

    /* ─── RANGE SLIDER ───────────────────────────── */
    .range-wrap { position: relative; margin-top: 4px; }
    input[type=range] {
      -webkit-appearance: none;
      appearance: none;
      width: 100%;
      height: 4px;
      background: var(--border);
      border-radius: 2px;
      outline: none;
      border: none;
      box-shadow: none;
      padding: 0;
    }
    input[type=range]::-webkit-slider-thumb {
      -webkit-appearance: none;
      appearance: none;
      width: 18px; height: 18px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      cursor: pointer;
      box-shadow: 0 0 8px rgba(155,48,232,.5);
    }
    .range-labels {
      display: flex;
      justify-content: space-between;
      margin-top: 6px;
      font-size: .72rem;
      color: var(--muted);
    }
    .range-val {
      font-family: var(--font-mono);
      font-size: .85rem;
      color: var(--primary2);
      font-weight: 600;
    }

    /* ─── TOGGLE BUTTONS ─────────────────────────── */
    .toggle-group {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
    }
    .toggle-btn {
      flex: 1;
      min-width: 100px;
      padding: 10px 16px;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-sm);
      color: var(--muted);
      font-family: var(--font-body);
      font-size: .875rem;
      cursor: pointer;
      transition: all .2s;
      text-align: center;
    }
    .toggle-btn:hover { border-color: var(--primary); color: var(--text); }
    .toggle-btn.active {
      background: linear-gradient(135deg, rgba(155,48,232,.3), rgba(233,30,140,.2));
      border-color: var(--accent);
      color: var(--accent2);
      font-weight: 500;
    }

    /* ─── SUMMARY ────────────────────────────────── */
    .summary-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    @media(max-width:500px){ .summary-grid { grid-template-columns: 1fr; } }
    .summary-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-sm);
      padding: 14px 16px;
    }
    .summary-card h4 {
      font-size: .7rem;
      text-transform: uppercase;
      letter-spacing: .08em;
      color: var(--muted);
      margin-bottom: 6px;
    }
    .summary-card p {
      font-size: .9rem;
      color: var(--text);
      font-weight: 500;
    }
    .tech-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 4px;
      margin-top: 4px;
    }
    .tech-badge {
      background: rgba(155,48,232,.2);
      border: 1px solid rgba(155,48,232,.3);
      border-radius: 4px;
      padding: 2px 8px;
      font-size: .75rem;
      color: var(--primary2);
      font-family: var(--font-mono);
    }
    .success-banner {
      text-align: center;
      padding: 20px;
      background: rgba(52,211,153,.08);
      border: 1px solid rgba(52,211,153,.25);
      border-radius: var(--r-sm);
      margin-top: 20px;
    }
    .success-banner .check { font-size: 2rem; margin-bottom: 8px; }
    .success-banner p { color: var(--success); font-weight: 500; font-size: .9rem; }

    /* ─── NAVIGATION ─────────────────────────────── */
    .nav-footer {
      padding: 20px 28px 24px;
      border-top: 1px solid var(--border);
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
    }
    .btn {
      padding: 11px 24px;
      border-radius: var(--r-sm);
      font-family: var(--font-body);
      font-size: .875rem;
      font-weight: 500;
      cursor: pointer;
      border: none;
      transition: all .2s;
    }
    .btn-ghost {
      background: transparent;
      border: 1px solid var(--border);
      color: var(--muted);
    }
    .btn-ghost:hover { border-color: var(--muted); color: var(--text); }
    .btn-ghost:disabled { opacity: .3; cursor: not-allowed; }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: white;
      box-shadow: 0 4px 20px rgba(155,48,232,.35);
    }
    .btn-primary:hover { box-shadow: 0 6px 28px rgba(155,48,232,.55); transform: translateY(-1px); }
    .btn-primary:active { transform: translateY(0); }
    .btn-success {
      background: linear-gradient(135deg, #059669, #34d399);
      color: white;
      box-shadow: 0 4px 20px rgba(52,211,153,.3);
    }
    .step-counter {
      font-family: var(--font-mono);
      font-size: .75rem;
      color: var(--muted);
    }
    .step-counter span { color: var(--primary2); font-weight: 600; }

    /* ─── DEBUG PANEL ────────────────────────────── */
    .debug-panel {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--r);
      box-shadow: var(--shadow);
      overflow: hidden;
      position: sticky;
      top: 20px;
      animation: fadeUp .6s .25s ease both;
    }
    .debug-header {
      padding: 14px 18px;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .debug-dot {
      width: 8px; height: 8px;
      border-radius: 50%;
      background: var(--accent);
      animation: pulse 1.5s infinite;
    }
    .debug-header span {
      font-family: var(--font-mono);
      font-size: .72rem;
      color: var(--primary2);
      letter-spacing: .08em;
      text-transform: uppercase;
    }
    .debug-body { padding: 18px; }
    .debug-row {
      margin-bottom: 14px;
      padding-bottom: 14px;
      border-bottom: 1px solid var(--border);
    }
    .debug-row:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
    .debug-key {
      font-family: var(--font-mono);
      font-size: .68rem;
      color: var(--muted);
      text-transform: uppercase;
      letter-spacing: .06em;
      margin-bottom: 5px;
    }
    .debug-val {
      font-family: var(--font-mono);
      font-size: .82rem;
      color: var(--text);
      font-weight: 600;
    }
    .debug-badge {
      display: inline-block;
      padding: 3px 10px;
      border-radius: 4px;
      font-family: var(--font-mono);
      font-size: .75rem;
      font-weight: 600;
    }
    .badge-active { background: rgba(155,48,232,.25); color: var(--primary2); border: 1px solid rgba(155,48,232,.4); }
    .badge-done   { background: rgba(52,211,153,.15); color: var(--success); border: 1px solid rgba(52,211,153,.3); }
    .badge-pending{ background: rgba(255,255,255,.05); color: var(--muted); border: 1px solid var(--border); }
    .debug-states { display: flex; flex-direction: column; gap: 6px; }
    .state-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-family: var(--font-mono);
      font-size: .75rem;
    }
    .state-name { color: var(--muted); }
    .concept-note {
      background: rgba(233,30,140,.08);
      border: 1px solid rgba(233,30,140,.2);
      border-radius: var(--r-sm);
      padding: 10px 12px;
      margin-top: 14px;
    }
    .concept-note .cn-label {
      font-family: var(--font-mono);
      font-size: .65rem;
      color: var(--accent);
      text-transform: uppercase;
      letter-spacing: .08em;
      margin-bottom: 4px;
    }
    .concept-note p {
      font-size: .75rem;
      color: #d0c8e8;
      line-height: 1.5;
    }

    /* ─── ANIMATIONS ─────────────────────────────── */
    @keyframes fadeDown {
      from { opacity:0; transform: translateY(-16px); }
      to   { opacity:1; transform: translateY(0); }
    }
    @keyframes fadeUp {
      from { opacity:0; transform: translateY(20px); }
      to   { opacity:1; transform: translateY(0); }
    }
    @keyframes fadeIn {
      from { opacity:0; transform: translateX(12px); }
      to   { opacity:1; transform: translateX(0); }
    }
    @keyframes pulse {
      0%,100% { opacity:1; }
      50%      { opacity:.3; }
    }
    @keyframes slideIn {
      from { opacity:0; transform: scale(.96) translateY(8px); }
      to   { opacity:1; transform: scale(1) translateY(0); }
    }