* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* Header */
        header {
            padding: 1.5rem 2rem;
            display: flex;
            justify-content: flex-end;
            align-items: center;
        }
        
        /* Optional tiny icon support if you later add one */
.error-message .icon {
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 6px;
  vertical-align: text-bottom;
}

/* The global error at the bottom, if you keep it */
.error {
  margin-top: 8px;
  color: #d93025;
  font-size: 0.95rem;
}

        .sign-in-btn {
            background-color: #035050;
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .sign-in-btn:hover {
            background-color: #033A50;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(3, 80, 80, 0.3);
        }

        .sign-in-btn:focus {
            outline-offset: 2px;
        }

        /* Main Content */
        main {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 2rem;
        }

        .registration-container {
            background: white;
            border-radius: 16px;
            padding: 3rem 2.5rem;
            max-width: 480px;
            width: 100%;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            animation: fadeInUp 0.6s ease-out;
        }

        /* Logo */
        .logo-section {
            text-align: center;
            margin-bottom: 2rem;
        }

        .logo-container {
            width: 80px;
            height: 80px;
            margin: 0 auto 1rem;
        }

        .feather-svg {
            width: 100%;
            height: 100%;
            filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
        }

        .brand-name {
            font-size: 2rem;
            font-weight: 700;
            color: #CC5500;
            margin-bottom: 0.5rem;
        }

        .page-title {
            font-size: 1.5rem;
            font-weight: 600;
            color: #CC5500;
            margin-bottom: 2rem;
        }

        /* Form */
        .registration-form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .form-label {
            font-size: 0.9rem;
            font-weight: 500;
            color: #666666;
        }

        .form-input {
            padding: 0.875rem 1rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 1rem;
            transition: all 0.3s ease;
            background-color: #fafafa;
        }

        .form-input:hover {
            border-color: #166a6a;
            background-color: white;
        }

        .form-input:focus {
            outline: none;
            border-color: #166a6a;
            background-color: white;
            box-shadow: 0 0 0 3px rgba(22, 106, 106, 0.1);
        }

        /* Date of Birth Dropdowns */
        .dob-container {
            display: grid;
            grid-template-columns: 1fr 2fr 1.5fr;
            gap: 0.75rem;
        }

        .form-select {
            padding: 0.875rem 0.75rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 1rem;
            transition: all 0.3s ease;
            background-color: #fafafa;
            cursor: pointer;
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666666' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 0.75rem center;
            padding-right: 2.5rem;
        }

        .form-select:hover {
            border-color: #166a6a;
            background-color: white;
        }

        .form-select:focus {
            outline: none;
            border-color: #166a6a;
            background-color: white;
            box-shadow: 0 0 0 3px rgba(22, 106, 106, 0.1);
        }

        /* Submit Button */
        .submit-btn {
            background-color: #166a6a;
            color: white;
            border: none;
            padding: 1rem;
            border-radius: 10px;
            font-size: 1.05rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-top: 0.5rem;
            box-shadow: 0 4px 12px rgba(22, 106, 106, 0.3);
        }

        .submit-btn:hover {
            background-color: #033A50;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(3, 58, 80, 0.4);
        }

        .submit-btn:focus {
            outline-offset: 3px;
        }

        .submit-btn:disabled {
            background-color: #cccccc;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        /* Error Messages */
        .error-message {
            color: #d32f2f;
            font-size: 0.85rem;
            margin-top: 0.25rem;
            display: none;
        }

        .form-group.error .form-input,
        .form-group.error .form-select {
            border-color: #d32f2f;
        }

        .form-group.error .error-message {
            display: block;
        }

        /* Footer */
        footer {
            background: white;
            padding: 2rem;
            display: flex;
            justify-content: center;
            gap: 2rem;
            flex-wrap: wrap;
            border-top: 1px solid #e0e0e0;
            margin-top: 3rem;

            background: rgb(255, 255, 255);
            color: rgb(3, 80, 80);
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            align-items: center;
            padding: 32px 0;
            border-top: 1px solid rgba(3, 80, 80, 0.1);
            box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.05);
        }

        footer a {
            color: #666666;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s ease;
        }

        footer a:hover {
            color: #166a6a;
        }

        footer a:focus {
            outline-offset: 2px;
            border-radius: 2px;
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            header {
                padding: 1rem 1.5rem;
            }

            .registration-container {
                padding: 2.5rem 2rem;
            }

            .logo-container {
                width: 60px;
                height: 60px;
            }

            .brand-name {
                font-size: 1.75rem;
            }

            .page-title {
                font-size: 1.3rem;
            }

            .dob-container {
                grid-template-columns: 1fr 1.5fr 1fr;
                gap: 0.5rem;
            }

            footer {
                gap: 1.5rem;
            }
        }

        @media (max-width: 480px) {
            main {
                padding: 1.5rem;
            }

            .registration-container {
                padding: 2rem 1.5rem;
            }

            .dob-container {
                grid-template-columns: 1fr;
                gap: 0.75rem;
            }

            footer {
                flex-direction: column;
                gap: 1rem;
                text-align: center;
            }
        }