/* --- Auth / Login page --- */
    #auth-page {
      min-height: 100vh;
      min-height: 100dvh;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 24px;
      position: relative;
      background:
        radial-gradient(1200px 500px at 50% -10%, var(--forest-100), transparent 60%),
        radial-gradient(900px 600px at 90% 110%, rgba(59,91,165,0.06), transparent 55%),
        var(--bg);
    }
    #auth-page .auth-card {
      width: 100%;
      max-width: 380px;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-xl);
      padding: 32px 26px;
      box-shadow: var(--shadow-lg);
      animation: fadeInUp 0.45s var(--ease-out);
      position: relative;
      z-index: 1;
    }
    .auth-brand {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 10px;
      margin-bottom: 18px;
    }
    .auth-brand .brand-mark { width: 52px; height: 52px; }
    #auth-page .auth-title {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--ink);
      text-align: center;
      letter-spacing: -0.03em;
    }
    #auth-page .auth-subtitle {
      font-size: 0.88rem;
      color: var(--ink-3);
      text-align: center;
      margin-bottom: 22px;
    }
    #auth-page .auth-tabs {
      display: flex;
      gap: 4px;
      background: var(--surface-2);
      border-radius: var(--radius-full);
      padding: 4px;
      margin-bottom: 20px;
    }
    #auth-page .auth-tab {
      flex: 1;
      padding: 10px;
      background: transparent;
      border: none;
      border-radius: var(--radius-full);
      font-family: inherit;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--ink-2);
      cursor: pointer;
      transition: all 0.2s var(--ease-out);
    }
    #auth-page .auth-tab.active {
      background: var(--surface);
      color: var(--primary);
      box-shadow: var(--shadow-sm);
    }
    #auth-page .auth-input, #auth-page .auth-select {
      width: 100%;
      font-family: inherit;
      font-size: 1rem;
      color: var(--ink);
      background: var(--surface);
      border: 1px solid var(--border-strong);
      border-radius: var(--radius-md);
      padding: 13px 14px;
      margin-bottom: 12px;
      transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
      -webkit-appearance: none;
      appearance: none;
    }
    #auth-page .auth-input:focus, #auth-page .auth-select:focus {
      outline: none;
      border-color: var(--primary-600);
      box-shadow: 0 0 0 3px rgba(45,106,79,0.14);
    }
    #auth-page .auth-input::placeholder { color: var(--ink-3); }
    #auth-page .auth-select {
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236B776F' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 14px center;
      padding-right: 38px;
      cursor: pointer;
    }
    #auth-page .auth-btn {
      width: 100%;
      font-family: inherit;
      font-size: 1rem;
      font-weight: 700;
      color: var(--on-primary);
      background: var(--primary);
      border: none;
      border-radius: var(--radius-md);
      padding: 14px;
      margin-top: 6px;
      cursor: pointer;
      box-shadow: 0 2px 10px rgba(27,67,50,0.25);
      transition: transform 0.12s var(--ease-out), background 0.18s var(--ease-out);
    }
    #auth-page .auth-btn:active { transform: scale(0.98); background: var(--forest-800); }
    #auth-page .auth-error {
      display: none;
      background: rgba(192,57,43,0.08);
      color: var(--danger);
      font-size: 0.82rem;
      font-weight: 500;
      padding: 10px 14px;
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      border: 1px solid rgba(192,57,43,0.18);
    }
    #auth-page .auth-error.show,
    #auth-page .auth-error:not(:empty) { display: block; }

    /* --- App container visibility --- */
    .app-container { display: none; }
    body.logged-in .app-container { display: block; }
    body.logged-in #auth-page { display: none; }

    /* --- Onboarding overlay --- */
    .onb-overlay {
      position: fixed;
      inset: 0;
      z-index: 5000;
      background: var(--bg);
      overflow-y: auto;
      -webkit-overflow-scrolling: touch;
    }
    .onb-card {
      max-width: 520px;
      margin: 0 auto;
      min-height: 100%;
      padding: 28px 20px calc(40px + env(safe-area-inset-bottom, 0px));
      position: relative;
      animation: fadeInUp 0.4s var(--ease-out);
    }
    .onb-logout {
      position: absolute;
      top: 16px; right: 16px;
      background: transparent;
      border: 1px solid var(--border-strong);
      color: var(--ink-2);
      font-size: 0.78rem;
      font-weight: 600;
      padding: 6px 12px;
      border-radius: var(--radius-full);
      cursor: pointer;
      z-index: 2;
    }
    .onb-step { animation: fadeInUp 0.3s var(--ease-out); }
    .onb-heading {
      font-size: 1.4rem;
      font-weight: 800;
      color: var(--ink);
      margin: 18px 0 10px;
      letter-spacing: -0.02em;
    }
    .onb-step p { color: var(--ink-2); font-size: 0.92rem; margin-bottom: 16px; }
    .onb-lang-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 10px;
      margin-top: 24px;
    }
    .onb-lang-btn {
      display: flex;
      align-items: center;
      gap: 12px;
      width: 100%;
      padding: 16px 18px;
      background: var(--surface);
      border: 1.5px solid var(--border);
      border-radius: var(--radius-lg);
      font-family: inherit;
      font-size: 1.05rem;
      font-weight: 600;
      color: var(--ink);
      cursor: pointer;
      text-align: left;
      box-shadow: var(--shadow-sm);
      transition: all 0.18s var(--ease-out);
      -webkit-tap-highlight-color: transparent;
    }
    .onb-lang-btn:hover { border-color: var(--primary-600); }
    .onb-lang-btn:active { transform: scale(0.98); }
    .onb-lang-btn.selected { border-color: var(--primary-600); background: var(--primary-tint); }
    .onb-instr-list {
      margin: 0 0 18px;
      padding-left: 4px;
      list-style: none;
      counter-reset: instr;
    }
    .onb-instr-list li {
      position: relative;
      counter-increment: instr;
      padding: 0 0 14px 42px;
      color: var(--ink-2);
      font-size: 0.92rem;
      line-height: 1.5;
    }
    .onb-instr-list li::before {
      content: counter(instr);
      position: absolute;
      left: 0; top: 0;
      width: 28px; height: 28px;
      background: var(--primary-tint);
      color: var(--primary);
      border-radius: 50%;
      font-weight: 700;
      font-size: 0.85rem;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .onb-check {
      display: flex;
      align-items: flex-start;
      gap: 11px;
      margin: 0 0 12px;
      font-size: 0.9rem;
      color: var(--ink-2);
      line-height: 1.45;
      cursor: pointer;
    }
    .onb-check input[type=checkbox] {
      appearance: auto;
      -webkit-appearance: checkbox;
      width: 22px; height: 22px;
      flex-shrink: 0;
      margin-top: 1px;
      accent-color: var(--primary);
      cursor: pointer;
    }
    .onb-field { display: block; margin-bottom: 14px; }
    .onb-field > span { display: block; font-size: 0.82rem; font-weight: 600; color: var(--ink-2); margin-bottom: 6px; }
    .onb-field input { width: 100%; }
    .onb-field small { display: block; font-size: 0.76rem; color: var(--ink-3); margin-top: 5px; }
    .onb-field-label { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
    .onb-field-label span { font-size: 0.82rem; font-weight: 600; color: var(--ink-2); }
    .onb-info-btn {
      width: 22px; height: 22px;
      min-width: 22px;
      border-radius: 50%;
      background: var(--surface-2);
      border: 1px solid var(--border-strong);
      color: var(--ink-2);
      font-size: 0.78rem;
      font-weight: 700;
      font-style: italic;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0;
    }
    .onb-link {
      display: inline-block;
      background: none;
      border: none;
      color: var(--primary-600);
      font-family: inherit;
      font-size: 0.85rem;
      font-weight: 600;
      text-decoration: underline;
      cursor: pointer;
      padding: 0 0 0 33px;
      margin: -6px 0 14px;
      min-height: 0;
    }
    .onb-sign-label { font-size: 0.82rem; font-weight: 600; color: var(--ink-2); margin: 18px 0 4px; }
    .onb-canvas {
      width: 100%;
      height: 160px;
      background: var(--surface);
      border: 1.5px dashed var(--border-strong);
      border-radius: var(--radius-md);
      touch-action: none;
      display: block;
      margin-top: 6px;
    }
    .onb-btn-clear {
      background: transparent;
      border: 1px solid var(--border-strong);
      color: var(--ink-2);
      font-family: inherit;
      font-size: 0.82rem;
      font-weight: 600;
      padding: 7px 14px;
      border-radius: var(--radius-full);
      cursor: pointer;
      margin-top: 8px;
    }
    .onb-actions { display: flex; gap: 10px; margin-top: 24px; }
    .onb-btn {
      flex: 2;
      background: var(--primary);
      color: var(--on-primary);
      border: none;
      border-radius: var(--radius-md);
      font-family: inherit;
      font-size: 1rem;
      font-weight: 700;
      padding: 14px;
      cursor: pointer;
      box-shadow: 0 2px 10px rgba(27,67,50,0.25);
      transition: transform 0.12s var(--ease-out), opacity 0.2s;
    }
    .onb-btn:active { transform: scale(0.98); }
    .onb-btn:disabled { opacity: 0.45; cursor: not-allowed; box-shadow: none; }
    .onb-btn-secondary {
      flex: 1;
      background: var(--surface-2);
      color: var(--ink);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      font-family: inherit;
      font-size: 1rem;
      font-weight: 600;
      padding: 14px;
      cursor: pointer;
    }
    .onb-error {
      display: none;
      background: rgba(192,57,43,0.08);
      color: var(--danger);
      font-size: 0.85rem;
      padding: 10px 14px;
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      border: 1px solid rgba(192,57,43,0.18);
    }
    .onb-error.show,
    .onb-error:not(:empty) { display: block; }
    /* Markering av ogiltiga fält vid validering av deklarationen */
    .onb-invalid {
      border-color: var(--danger) !important;
      box-shadow: 0 0 0 3px rgba(192,57,43,0.14);
    }
    .onb-check-invalid { color: var(--danger); }
    .onb-check-invalid input[type=checkbox] {
      accent-color: var(--danger);
      outline: 2px solid var(--danger);
      outline-offset: 2px;
    }

    /* --- Info-modal --- */
    .info-modal {
      position: fixed;
      inset: 0;
      z-index: 5500;
      background: rgba(10,15,12,0.5);
      backdrop-filter: blur(4px);
      -webkit-backdrop-filter: blur(4px);
      display: none;
      align-items: center;
      justify-content: center;
      padding: 20px;
    }
    .info-modal-card {
      background: var(--surface);
      border-radius: var(--radius-lg);
      padding: 24px;
      max-width: 440px;
      width: 100%;
      max-height: 85vh;
      overflow-y: auto;
      box-shadow: var(--shadow-xl);
      animation: scaleIn 0.22s var(--ease-out);
    }
    .info-modal-title {
      font-size: 1.2rem;
      font-weight: 800;
      color: var(--ink);
      margin-bottom: 14px;
      letter-spacing: -0.02em;
    }
    .info-modal-body { font-size: 0.92rem; color: var(--ink-2); line-height: 1.6; margin-bottom: 20px; }
    .info-modal-body ol, .info-modal-body ul { padding-left: 20px; }
    .info-modal-body li { margin-bottom: 8px; }
    .info-modal-body img, .info-modal-body svg { max-width: 100%; height: auto; border-radius: var(--radius-md); margin: 8px 0; }
    .info-modal-body h4 {
      font-size: 0.96rem;
      font-weight: 800;
      color: var(--ink);
      margin: 18px 0 8px;
    }
    .info-modal-body h4:first-child { margin-top: 0; }
    .info-modal-body p { margin: 0 0 8px; }

    /* Zonvarning (ej godkänt område / 25 m) */
    .zone-warn-title { color: var(--danger); }
    .zone-warn-title::before { content: "\26A0"; margin-right: 8px; }
    .zone-warn-actions { display: flex; gap: 10px; }
    .zone-warn-actions .onb-btn { flex: 1; margin: 0; }
    .zone-warn-proceed { background: var(--danger); }
    .info-modal-card .onb-btn { width: 100%; }