/* ══ CSS RESET & TOKENS ══════════════════════════════════════════ */
      *, *::before, *::after { box-sizing: border-box; }
      html, body { margin: 0; padding: 0; }

      :root {
        --bg:            #050505;
        --bg-elevated:   #0f0f0f;
        --bg-card:       rgba(14,14,14,0.92);
        --bg-input:      rgba(10,10,10,0.9);
        --accent:        #ffe784;
        --accent-soft:   rgba(255,231,132,0.12);
        --accent-mid:    rgba(255,231,132,0.28);
        --accent-border: rgba(255,231,132,0.36);
        --text:          #f3ead0;
        --text-soft:     #d9c878;
        --text-muted:    rgba(217,200,120,0.55);
        --line:          rgba(255,231,132,0.22);
        --danger:        #ff6b6b;
        --success:       #6ed88a;
        --font-head:     "Space Grotesk", system-ui, sans-serif;
        --font-body:     "Inter", system-ui, sans-serif;
        --font-ui:       "IBM Plex Mono", ui-monospace, monospace;
        --radius-card:   16px;
        --radius-input:  10px;
        --radius-btn:    10px;
        --shadow-card:   0 8px 32px rgba(0,0,0,0.55), 0 0 0 1px rgba(255,231,132,0.1);
        --transition:    200ms ease;
      }

      body {
        font-family: var(--font-body);
        font-size: 16px;
        color: var(--text);
        background: var(--bg);
        min-height: 100vh;
        line-height: 1.65;
        overflow-x: clip;
      }

      body::before {
        content: "";
        position: fixed;
        inset: 0;
        z-index: -1;
        background:
          radial-gradient(ellipse 80% 55% at 50% -5%, rgba(255,231,132,0.09) 0%, transparent 70%),
          linear-gradient(180deg, #050505, #080808);
      }

      /* ══ TOPBAR ══════════════════════════════════════════════════════ */
      .topbar {
        position: sticky;
        top: 0;
        z-index: 50;
        display: flex;
        align-items: center;
        gap: 1rem;
        min-height: 64px;
        padding: 0 clamp(1rem,4vw,2.2rem);
        background: rgba(8,8,8,0.88);
        border-bottom: 1px solid var(--line);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
      }

      .topbar-back {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        text-decoration: none;
        color: var(--text-soft);
        font-family: var(--font-head);
        font-size: 0.82rem;
        font-weight: 500;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        transition: color var(--transition);
      }
      .topbar-back:hover { color: var(--text); }

      .topbar-sep {
        width: 1px;
        height: 18px;
        background: var(--line);
        flex-shrink: 0;
      }

      .topbar-title {
        font-family: var(--font-head);
        font-size: 0.88rem;
        font-weight: 600;
        letter-spacing: 0.02em;
        color: var(--text);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .topbar-step-indicator {
        margin-left: auto;
        font-family: var(--font-ui);
        font-size: 0.72rem;
        letter-spacing: 0.06em;
        color: var(--text-muted);
        white-space: nowrap;
      }
      .topbar-step-indicator span {
        color: var(--accent);
      }

      /* ══ LAYOUT ══════════════════════════════════════════════════════ */
      .wizard-shell {
        width: min(780px, 100%);
        margin: 0 auto;
        padding: clamp(1.5rem,4vw,2.5rem) clamp(1rem,4vw,2rem) 5rem;
      }

      /* ══ PROGRESS BAR ════════════════════════════════════════════════ */
      .progress-rail {
        position: sticky;
        top: 64px;
        z-index: 40;
        height: 3px;
        background: rgba(255,231,132,0.12);
        margin-bottom: clamp(1.5rem,3vw,2.5rem);
      }
      .progress-fill {
        height: 100%;
        background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 70%, #fff));
        border-radius: 999px;
        transition: width 400ms cubic-bezier(0.22,1,0.36,1);
      }

      /* ══ STEP HEADER ═════════════════════════════════════════════════ */
      .step-header {
        margin-bottom: 2rem;
      }
      .step-eyebrow {
        font-family: var(--font-ui);
        font-size: 0.7rem;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        color: var(--text-muted);
        margin: 0 0 0.5rem;
      }
      .step-title {
        margin: 0 0 0.55rem;
        font-family: var(--font-head);
        font-size: clamp(1.5rem,3.5vw,2rem);
        font-weight: 700;
        letter-spacing: -0.01em;
        line-height: 1.2;
      }
      .step-desc {
        margin: 0;
        color: var(--text-soft);
        font-size: 1rem;
        line-height: 1.6;
      }

      /* ══ SAVED BANNER ════════════════════════════════════════════════ */
      .saved-banner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding: 0.75rem 1rem;
        border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
        border-radius: var(--radius-input);
        background: rgba(255,231,132,0.06);
        margin-bottom: 1.5rem;
        font-size: 0.9rem;
        color: var(--text-soft);
      }
      .saved-banner strong { color: var(--accent); }
      .saved-banner-btn {
        appearance: none;
        border: 1px solid var(--accent-border);
        border-radius: 6px;
        background: transparent;
        color: var(--text-soft);
        font-family: var(--font-head);
        font-size: 0.76rem;
        font-weight: 500;
        letter-spacing: 0.05em;
        text-transform: uppercase;
        padding: 0.3rem 0.7rem;
        cursor: pointer;
        transition: color var(--transition), border-color var(--transition), background var(--transition);
        white-space: nowrap;
      }
      .saved-banner-btn:hover {
        color: var(--text);
        border-color: color-mix(in srgb, var(--accent) 65%, transparent);
        background: var(--accent-soft);
      }

      /* ══ FORM GROUPS ═════════════════════════════════════════════════ */
      .form-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1.1rem 1.2rem;
      }
      .form-grid .full { grid-column: 1 / -1; }

      .field {
        display: flex;
        flex-direction: column;
        gap: 0.45rem;
      }
      .field label {
        font-family: var(--font-head);
        font-size: 0.88rem;
        font-weight: 600;
        letter-spacing: 0.02em;
        color: var(--text-soft);
      }
      .field label .req {
        color: var(--accent);
        margin-left: 2px;
      }
      .field-note {
        font-size: 0.78rem;
        color: var(--text-muted);
        margin-top: -0.2rem;
        font-style: italic;
      }

      input[type="text"],
      input[type="email"],
      input[type="tel"],
      input[type="date"],
      input[type="number"],
      textarea,
      select {
        appearance: none;
        width: 100%;
        min-height: 52px;
        padding: 0.7rem 1rem;
        border: 1.5px solid var(--accent-border);
        border-radius: var(--radius-input);
        background: var(--bg-input);
        color: var(--text);
        font-family: var(--font-body);
        font-size: 1rem;
        font-weight: 400;
        line-height: 1.5;
        transition: border-color var(--transition), box-shadow var(--transition);
        outline: none;
      }
      input[type="text"]:focus,
      input[type="email"]:focus,
      input[type="tel"]:focus,
      input[type="date"]:focus,
      input[type="number"]:focus,
      textarea:focus,
      select:focus {
        border-color: color-mix(in srgb, var(--accent) 70%, transparent);
        box-shadow: 0 0 0 3px rgba(255,231,132,0.14);
      }
      input::placeholder,
      textarea::placeholder { color: var(--text-muted); }

      textarea { min-height: 88px; resize: vertical; }

      .readonly-field {
        padding: 0.7rem 1rem;
        border: 1.5px dashed rgba(255,231,132,0.2);
        border-radius: var(--radius-input);
        background: rgba(255,231,132,0.03);
        color: var(--text-soft);
        font-size: 1rem;
        font-family: var(--font-ui);
        min-height: 52px;
        display: flex;
        align-items: center;
      }

      /* toggle row */
      .toggle-row {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        padding: 0.55rem 0;
      }
      .toggle-label {
        font-size: 0.92rem;
        color: var(--text-soft);
        cursor: pointer;
        user-select: none;
      }
      .toggle-switch {
        position: relative;
        width: 44px;
        height: 24px;
        flex-shrink: 0;
        cursor: pointer;
      }
      .toggle-switch input { opacity: 0; width: 0; height: 0; }
      .toggle-track {
        position: absolute;
        inset: 0;
        background: rgba(255,231,132,0.12);
        border: 1.5px solid rgba(255,231,132,0.25);
        border-radius: 999px;
        transition: background var(--transition), border-color var(--transition);
      }
      .toggle-thumb {
        position: absolute;
        top: 3px;
        left: 3px;
        width: 16px;
        height: 16px;
        border-radius: 50%;
        background: var(--text-muted);
        transition: transform var(--transition), background var(--transition);
      }
      .toggle-switch input:checked ~ .toggle-track {
        background: rgba(255,231,132,0.22);
        border-color: rgba(255,231,132,0.6);
      }
      .toggle-switch input:checked ~ .toggle-thumb {
        transform: translateX(20px);
        background: var(--accent);
      }

      /* ══ DYNAMIC LIST (occupants / fixtures) ═════════════════════════ */
      .dynamic-section {
        grid-column: 1 / -1;
      }
      .dynamic-section-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 0.75rem;
        gap: 0.5rem;
      }
      .dynamic-section-label {
        font-family: var(--font-head);
        font-size: 0.92rem;
        font-weight: 600;
        letter-spacing: 0.02em;
        color: var(--text-soft);
      }
      .btn-add-row {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
        appearance: none;
        border: 1.5px solid var(--accent-border);
        border-radius: 8px;
        background: transparent;
        color: var(--text-soft);
        font-family: var(--font-head);
        font-size: 0.82rem;
        font-weight: 600;
        letter-spacing: 0.04em;
        padding: 0.42rem 0.85rem;
        cursor: pointer;
        transition: color var(--transition), border-color var(--transition), background var(--transition);
      }
      .btn-add-row:hover {
        color: var(--accent);
        border-color: color-mix(in srgb, var(--accent) 65%, transparent);
        background: var(--accent-soft);
      }

      .dynamic-rows { display: grid; gap: 0.75rem; }

      .dynamic-row {
        display: grid;
        gap: 0.6rem;
        padding: 1rem 1rem 1rem 1rem;
        border: 1px solid rgba(255,231,132,0.15);
        border-radius: 12px;
        background: rgba(255,231,132,0.025);
        position: relative;
      }

      .dynamic-row-occupant { grid-template-columns: 44px 1fr 1fr 1fr; }
      .dynamic-row-fixture  { grid-template-columns: 44px 1fr 80px 100px; }

      .dynamic-row-num {
        font-family: var(--font-ui);
        font-size: 0.8rem;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        justify-content: center;
        padding-top: 0.65rem;
      }

      .btn-remove-row {
        position: absolute;
        top: 0.6rem;
        right: 0.6rem;
        appearance: none;
        border: 0;
        background: transparent;
        color: rgba(255,107,107,0.5);
        font-size: 1.1rem;
        cursor: pointer;
        padding: 0.15rem 0.35rem;
        border-radius: 6px;
        line-height: 1;
        transition: color var(--transition), background var(--transition);
      }
      .btn-remove-row:hover {
        color: var(--danger);
        background: rgba(255,107,107,0.1);
      }

      /* ══ NAVIGATION BUTTONS ══════════════════════════════════════════ */
      .nav-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        margin-top: 2.5rem;
        flex-wrap: wrap;
      }

      .btn {
        display: inline-flex;
        align-items: center;
        gap: 0.45rem;
        appearance: none;
        border: none;
        border-radius: var(--radius-btn);
        font-family: var(--font-head);
        font-weight: 600;
        letter-spacing: 0.04em;
        cursor: pointer;
        transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
        white-space: nowrap;
      }
      .btn:active { transform: scale(0.97); }

      .btn-ghost {
        background: transparent;
        border: 1.5px solid var(--accent-border);
        color: var(--text-soft);
        font-size: 0.95rem;
        padding: 0.7rem 1.4rem;
      }
      .btn-ghost:hover {
        border-color: color-mix(in srgb, var(--accent) 65%, transparent);
        color: var(--text);
        background: var(--accent-soft);
      }

      .btn-primary {
        background: var(--accent);
        color: #1a1400;
        font-size: 1rem;
        padding: 0.78rem 1.7rem;
        box-shadow: 0 4px 16px rgba(255,231,132,0.22);
      }
      .btn-primary:hover {
        background: color-mix(in srgb, var(--accent) 88%, #fff);
        box-shadow: 0 6px 24px rgba(255,231,132,0.32);
        transform: translateY(-1px);
      }

      /* ══ REVIEW STEP ═════════════════════════════════════════════════ */
      .review-sections { display: grid; gap: 1.4rem; }

      .review-card {
        border: 1px solid var(--line);
        border-radius: var(--radius-card);
        background: var(--bg-card);
        overflow: hidden;
      }
      .review-card-header {
        padding: 0.7rem 1.2rem;
        background: rgba(255,231,132,0.05);
        border-bottom: 1px solid var(--line);
        font-family: var(--font-head);
        font-size: 0.82rem;
        font-weight: 600;
        letter-spacing: 0.07em;
        text-transform: uppercase;
        color: var(--text-soft);
      }
      .review-card-body {
        padding: 1rem 1.2rem;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0.6rem 1.2rem;
      }
      .review-field {
        display: flex;
        flex-direction: column;
        gap: 0.15rem;
      }
      .review-field.full { grid-column: 1 / -1; }
      .review-key {
        font-family: var(--font-ui);
        font-size: 0.68rem;
        letter-spacing: 0.07em;
        text-transform: uppercase;
        color: var(--text-muted);
      }
      .review-val {
        font-size: 0.94rem;
        color: var(--text);
        line-height: 1.4;
        word-break: break-word;
      }
      .review-val:empty::after { content: "—"; color: var(--text-muted); }

      .review-table {
        width: 100%;
        border-collapse: collapse;
        font-size: 0.88rem;
      }
      .review-table th {
        font-family: var(--font-ui);
        font-size: 0.66rem;
        letter-spacing: 0.07em;
        text-transform: uppercase;
        color: var(--text-muted);
        text-align: left;
        padding: 0.4rem 0.6rem;
        border-bottom: 1px solid var(--line);
        font-weight: 500;
      }
      .review-table td {
        padding: 0.45rem 0.6rem;
        border-bottom: 1px solid rgba(255,231,132,0.06);
        color: var(--text-soft);
        vertical-align: top;
      }
      .review-table tr:last-child td { border-bottom: none; }

      /* ══ DOWNLOAD STEP ═══════════════════════════════════════════════ */
      .download-shell {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1.5rem;
        padding: 3rem 1rem;
      }
      .download-icon {
        font-size: 3.8rem;
        line-height: 1;
        filter: drop-shadow(0 0 18px rgba(255,231,132,0.35));
      }
      .download-title {
        margin: 0;
        font-family: var(--font-head);
        font-size: clamp(1.6rem,4vw,2.2rem);
        font-weight: 700;
        letter-spacing: -0.01em;
      }
      .download-sub {
        margin: 0;
        color: var(--text-soft);
        font-size: 1rem;
        max-width: 48ch;
        line-height: 1.65;
      }
      .btn-download {
        display: inline-flex;
        align-items: center;
        gap: 0.7rem;
        appearance: none;
        border: none;
        border-radius: 14px;
        background: var(--accent);
        color: #1a1400;
        font-family: var(--font-head);
        font-size: 1.22rem;
        font-weight: 700;
        letter-spacing: 0.03em;
        padding: 1.1rem 2.4rem;
        cursor: pointer;
        box-shadow: 0 6px 28px rgba(255,231,132,0.3), 0 2px 8px rgba(255,231,132,0.18);
        transition: transform 200ms ease, box-shadow 200ms ease, background 200ms ease;
      }
      .btn-download:hover {
        background: color-mix(in srgb, var(--accent) 90%, #fff);
        transform: translateY(-2px) scale(1.02);
        box-shadow: 0 10px 36px rgba(255,231,132,0.4), 0 4px 12px rgba(255,231,132,0.22);
      }
      .btn-download:active { transform: scale(0.98); }
      .btn-download-icon { font-size: 1.4rem; }

      .download-note {
        font-family: var(--font-ui);
        font-size: 0.76rem;
        letter-spacing: 0.04em;
        color: var(--text-muted);
      }

      .btn-restart {
        appearance: none;
        border: 1.5px solid var(--accent-border);
        border-radius: 10px;
        background: transparent;
        color: var(--text-soft);
        font-family: var(--font-head);
        font-size: 0.9rem;
        font-weight: 600;
        padding: 0.7rem 1.5rem;
        cursor: pointer;
        transition: color var(--transition), border-color var(--transition), background var(--transition);
      }
      .btn-restart:hover {
        color: var(--text);
        border-color: color-mix(in srgb, var(--accent) 65%, transparent);
        background: var(--accent-soft);
      }

      /* ══ ERROR TOAST ══════════════════════════════════════════════════ */
      .toast {
        position: fixed;
        bottom: 1.5rem;
        left: 50%;
        transform: translateX(-50%) translateY(20px);
        background: rgba(30,10,10,0.97);
        border: 1px solid rgba(255,107,107,0.4);
        border-radius: 10px;
        color: #ff9a9a;
        font-family: var(--font-head);
        font-size: 0.9rem;
        padding: 0.7rem 1.2rem;
        z-index: 999;
        opacity: 0;
        pointer-events: none;
        transition: opacity 250ms ease, transform 250ms ease;
        max-width: 90vw;
        text-align: center;
      }
      .toast.is-visible {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
        pointer-events: auto;
      }

      /* ══ MISC ═════════════════════════════════════════════════════════ */
      .divider {
        height: 1px;
        background: var(--line);
        margin: 1.5rem 0;
        grid-column: 1 / -1;
      }

      @media (max-width: 600px) {
        .form-grid { grid-template-columns: 1fr; }
        .dynamic-row-occupant { grid-template-columns: 32px 1fr 1fr; }
        .dynamic-row-occupant .occ-aadhaar { grid-column: 1 / -1; }
        .dynamic-row-fixture { grid-template-columns: 32px 1fr 60px; }
        .dynamic-row-fixture .fix-condition { grid-column: 2 / -1; }
        .review-card-body { grid-template-columns: 1fr; }
        .nav-row { flex-direction: column-reverse; }
        .btn { width: 100%; justify-content: center; }
        .topbar-title { display: none; }
      }