*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    body { font-family: 'Inter', system-ui, sans-serif; background-color: #F0F2F5; min-height: 100vh; display: flex; flex-direction: column; }

    .page-header { background: #FFFFFF; border-bottom: 1px solid #E0E0E0; height: 56px; display: flex; align-items: center; padding: 0 24px; justify-content: space-between; position: sticky; top: 0; z-index: 100; }
    .header-logo { display: flex; align-items: center; }
    .header-guide-btn { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: #1A1A1A; background: #FFFBE6; border: 1.5px solid #F5C300; border-radius: 20px; padding: 6px 14px; text-decoration: none; cursor: pointer; transition: border-color 0.15s ease, background 0.15s ease; white-space: nowrap; }
    .header-guide-btn:hover { border-color: #F5C300; background: #FFFDF0; }

    main { flex: 1; display: flex; flex-direction: column; align-items: center; padding: 40px 16px 32px; }

    .card { background: #FFFFFF; border-radius: 12px; box-shadow: 0 2px 12px rgba(0,0,0,0.08); padding: 40px; width: 100%; max-width: 600px; }

    .form-title { font-size: 22px; font-weight: 700; color: #1A1A1A; margin-bottom: 12px; }
    .form-intro { font-size: 13px; color: #888888; line-height: 1.6; margin-bottom: 6px; }
    .form-checklist { font-size: 13px; color: #888888; line-height: 1.7; margin-bottom: 32px; }
    .form-checklist ol { padding-left: 18px; margin-top: 4px; }
    .form-checklist a { color: #F5C300; text-decoration: none; }
    .form-checklist a:hover { text-decoration: underline; }

    .divider { height: 1px; background: #E0E0E0; margin: 28px 0; }

    .field-group { display: flex; flex-direction: column; gap: 24px; }
    .field { display: flex; flex-direction: column; gap: 5px; }
    label { font-size: 14px; font-weight: 600; color: #1A1A1A; display: flex; align-items: center; gap: 2px; }
    .required-star { color: #FF0000; font-size: 14px; line-height: 1; }
    .helper-text { font-size: 12px; color: #888888; margin-top: -2px; line-height: 1.6; }
    .helper-text strong { color: #555555; font-weight: 600; }

    input[type="text"], input[type="email"], input[type="url"] { height: 44px; width: 100%; border: 1px solid #DDDDDD; border-radius: 6px; background: #FFFFFF; padding: 10px 14px; font-size: 13px; font-family: 'Inter', system-ui, sans-serif; color: #1A1A1A; outline: none; transition: border-color 0.15s ease; }
    input::placeholder { color: #AAAAAA; }
    input:focus { border-color: #F5C300; }
    input.has-counter { padding-right: 60px; }

    .input-counter-wrap { position: relative; }
    .char-counter { position: absolute; right: 12px; bottom: 12px; font-size: 11px; color: #AAAAAA; pointer-events: none; }

    .email-rows { display: flex; flex-direction: column; gap: 8px; }
    .email-row { display: flex; align-items: center; gap: 8px; }
    .email-row input[type="email"] { flex: 1; min-width: 0; }

    .btn-add-email { flex-shrink: 0; width: 36px; height: 44px; display: flex; align-items: center; justify-content: center; background: #FFFBE6; border: 1.5px solid #F5C300; border-radius: 6px; cursor: pointer; color: #1A1A1A; transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease; font-size: 20px; font-weight: 400; line-height: 1; user-select: none; }
    .btn-add-email:hover { background: #FFF8D6; border-color: #DBA900; }
    .btn-add-email:active { transform: scale(0.93); }

    .btn-remove-email { flex-shrink: 0; width: 36px; height: 44px; display: flex; align-items: center; justify-content: center; background: #FFF5F5; border: 1.5px solid #FFCCCC; border-radius: 6px; cursor: pointer; color: #CC3333; transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease; font-size: 16px; line-height: 1; user-select: none; }
    .btn-remove-email:hover { background: #FFE8E8; border-color: #FF6666; }
    .btn-remove-email:active { transform: scale(0.93); }

    @keyframes slideDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
    .email-row.extra { animation: slideDown 0.18s ease; }

    .email-row-wrap { display: flex; flex-direction: column; gap: 4px; }
    .email-row-error { font-size: 12px; color: #FF0000; display: none; padding-left: 2px; }

    .email-note { display: flex; align-items: center; gap: 5px; font-size: 12px; color: #999999; margin-top: 2px; }
    .email-note svg { flex-shrink: 0; color: #BBBBBB; }

    .file-upload-area { border: 1.5px dashed #DDDDDD; border-radius: 6px; padding: 28px 20px; display: flex; flex-direction: column; align-items: center; gap: 10px; cursor: pointer; text-align: center; background: #FAFAFA; transition: border-color 0.15s ease, background 0.15s ease; }
    .file-upload-area:hover, .file-upload-area.dragover { border-color: #F5C300; background: #FFFDF0; }
    .file-upload-icon { color: #1A1A1A; }
    .upload-cta { font-size: 13px; color: #888888; }
    .upload-cta span { color: #F5C300; font-weight: 600; }
    input[type="file"] { display: none; }

    .file-list { margin-top: 8px; display: flex; flex-direction: column; gap: 6px; }
    .file-item { display: flex; align-items: center; gap: 8px; font-size: 12px; color: #1A1A1A; background: #F0F2F5; padding: 6px 10px; border-radius: 4px; }
    .file-item svg { flex-shrink: 0; color: #F5C300; }
    .file-remove { margin-left: auto; background: none; border: none; cursor: pointer; color: #888888; font-size: 14px; padding: 0 2px; }
    .file-remove:hover { color: #1A1A1A; }

    /* reCAPTCHA */
    .recaptcha-wrap { display: flex; flex-direction: column; align-items: center; gap: 8px; margin-top: 32px; }
    .recaptcha-status { font-size: 12px; color: #888888; min-height: 18px; text-align: center; }
    .recaptcha-status.verifying { color: #888888; }
    .recaptcha-status.success   { color: #28a745; font-weight: 600; }
    .recaptcha-status.error     { color: #FF0000; }

    /* Submit — disabled by default */
    .btn-submit { width: 100%; height: 52px; background: #F5C300; color: #1A1A1A; font-size: 16px; font-weight: 700; font-family: 'Inter', system-ui, sans-serif; border: none; border-radius: 8px; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 16px; transition: background 0.2s ease, opacity 0.2s ease; }
    .btn-submit:hover:not(:disabled) { background: #DBA900; }
    .btn-submit:active:not(:disabled) { background: #C49800; }
    .btn-submit:disabled { opacity: 0.45; cursor: not-allowed; background: #F5C300; }

    .field-error { font-size: 12px; color: #FF0000; display: none; }
    input.invalid { border-color: #FF0000 !important; }

    .submit-error { display: none; margin-top: 16px; padding: 12px 16px; background: #FFF0F0; border: 1px solid #FFCCCC; border-radius: 6px; font-size: 13px; color: #CC0000; text-align: center; line-height: 1.5; }

    #thankyou-screen { display: none; flex-direction: column; align-items: center; padding: 40px 16px 32px; flex: 1; }
    .ty-card { background: #FFFFFF; border-radius: 12px; box-shadow: 0 2px 12px rgba(0,0,0,0.08); padding: 56px 40px 48px; width: 100%; max-width: 600px; display: flex; flex-direction: column; align-items: center; text-align: center; }
    .ty-logo { display: flex; align-items: center; margin-bottom: 32px; }
    .ty-illustration { margin-bottom: 32px; }
    .ty-heading { font-size: 28px; font-weight: 700; color: #1A1A1A; margin-bottom: 16px; }
    .ty-body { font-size: 14px; color: #888888; line-height: 1.7; margin-bottom: 20px; }
    .ty-stay-tuned { font-size: 14px; color: #888888; margin-bottom: 8px; }
    .ty-signature { font-size: 14px; color: #888888; }

    footer { padding: 20px 0; border-top: 1px solid #E0E0E0; margin-top: 32px; text-align: center; display: flex; flex-direction: column; gap: 6px; width: 100%; max-width: 600px; }
    .footer-links { font-size: 12px; color: #AAAAAA; }
    .footer-links a { color: #F5C300; text-decoration: none; }
    .footer-links a:hover { text-decoration: underline; }
    .footer-divider { color: #CCCCCC; padding: 0 8px; }
    .footer-copy { font-size: 12px; color: #AAAAAA; }
    .support-line { font-size: 12px; color: #AAAAAA; margin-bottom: 4px; }
    .support-line a { color: #F5C300; text-decoration: none; }

    @keyframes spin { to { transform: rotate(360deg); } }
    .spinner { width: 18px; height: 18px; border: 2.5px solid rgba(26,26,26,0.25); border-top-color: #1A1A1A; border-radius: 50%; animation: spin 0.7s linear infinite; flex-shrink: 0; }
    .spinner-sm { width: 13px; height: 13px; border: 2px solid rgba(100,100,100,0.25); border-top-color: #555; border-radius: 50%; animation: spin 0.7s linear infinite; display: inline-block; vertical-align: middle; margin-right: 4px; }
.hidden { display: none; }
.svg-header-logo { height: 30px; width: auto; }
.svg-success-logo { height: 32px; width: auto; }